ML20100B510

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Applicant Exhibit A-C-28,consisting of 790625 Amend 2 to MIL-S-13165B, Military Spec Shot Peening of Metal Parts
ML20100B510
Person / Time
Site: Shoreham File:Long Island Lighting Company icon.png
Issue date: 09/20/1984
From:
CURTISS-WRIGHT CORP.
To:
References
OL-A-C-028, OL-A-C-28, NUDOCS 8503280391
Download: ML20100B510 (25)


Text

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MIL-S-13165B AMENDMENT-2

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25 June 1979 A

D 15 October 1976 MILITARY SPECIFICATION SHOT PEENIS'G 3

OF METAL PARTS N

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MIL-S-13165B

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AMENCMENT-2 25 June 1979 SU FF.R5 c. LING AMENCMENT-1 15 cetober 1976

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MII.-S-131653 31 December 1966

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SUPsSEDuc NIL-S-13165A 26 March 1956

.Till.lTAltY SI'ECIFICATION

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SiiOT PEENING OF.TIETAL PAllTS This specif*. cation is asadatory for use by all Departments and Agencies of the Department of Defense.

1.

SCCPE 1.1 n is specification covers procedure requirements for shot peening of metal parts, to induce residual compressive stresses in specified

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surfaces, for the purpose of increasing the fatigue strength and resist-ance to stress corrosion cracking (see 6.1).

2.

APPLICABLE DOC 1M D TS 2.1 The following doctasents of the issue in effect on date of invitation for bids or request for proposal, form a part of this

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specification to the extent specified herein.

I SPECITICATICNS rtDznAL oq-W k2_3 - Wire, Steel, Corrosion Registing RR-S-366 - Steves, Standard for Testing Purposes MILITARY MIL-$-851 - Steel Grit, and Cut Wire Shot; and Iron Crit and Shot Blast Cleaning and Peening M*I.-S-5CO2 - Surface Treatments and Metallic Coatings for Metal Surfaces S

of Weapons Systems MIL-A-995A - Abrasive; class Beads AREA - M77P O

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O MII.-S-131653 STMfDARDS

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MII.-:7fD-10$ - Sampling Procedures and Tables for Inspection by Attributes (03 pies of specifications, standards, drawings, and publications required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the

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contracting officer.)

3 MATERIALS AND MUIPMDIT 31 Shet.

g. The shot used shall be made from cast iron, cast steel

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3 1.1 Steel and iron shot cut steel wire or glass as specified or approved. Glass beads shall confom to MII.-A shall conform to MII,-S 851. Stainless steel cut vire caterial shall conform to for sieve analysis.

QQ-V k23, composition 30k, annealed (condition A).

tJrsless otherwise specified, the monical size of shot 3

3 1.2 Size.

charged into the machine shall be at the option of the contractor and shall be as specified in table I (east sizes), table II (cut wire sizes), or table III (glass bend sizes) as applicable (see k 2.2 2 and 4.2.2 3).

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Table I.

onet shot ntambers and screening tolerances All pasa Max. 2$

Max.50%

Ctanulative Max. 8%

Max. nimber of Peening U.S. screen on U.S.

on U.S.

min. 90%

on U.S.

deforised shot Shot size screen screen on U.S.

screen acceptable screen 930 5 (.157) 6 (.1320) 7 (.1110) 8 (.0937) 10 (.0787) 5 pet area 1 inch aguare 780 6 (.132) 7 (.1110) 8 (.0937) lo (.0787) 12 (.0661)

$ per area 1 inch square 660 7 (.111) 8 (.0937) 10 (.0787) 12 (.0661) 14 (.0555) 12 per area t toch square 550 8 (.0937) 10(.0787) 12 (.0661) 14 (.0555) 16 (.0469). 12 per area 1 inch aguare 460 10 (.0787) 12 (.0661)

Ik (.0555) 16 (.0469) 18 (.0394) 15 per area 1 inch square 390 12 (.0661) 14 (.0555) 16 (.0469) 18 (.0394) 20 (.0331) 20 per area 1 inch aguare 330 14 (.0555) 16(.0469) 18 (.0394) 20 (.0331) 25 (.0e80) 20 per area 1/2 tach square 280 16 (.0469) 18 (.0394) 20 (.0331) 25(.0280) 30 (.oe32) 20 per area 1/2 inch aguare l

230 18 (.0394) 20 (.0331) 25 (.oe80) 30 (.0232) 35 (.0197) 20 per area 1/2 inch squere l

190 20 (.0331) 25 (.0280) 30 (.0232) 35 (.0197) 40 (.0165) 20 per area 1/2 toch square l

170 25 (.0280) 30 (.0232) 35 (.0197) 40 (.0165) 45 (.0138) 20 per area 1/2 inch square 130 30 (.0232)

~35(.0197) 40(.0165) 45 (.0138) 50 (.0117) 30 per area 1/4 inch square 110 35 (.0197) 40 (.0165) 45 (.0138) 50 (.0117) 80 (.0070) 40 per area 1/4 inch square 70 ko (.0165) 45 (.0138) 50 (.0117) 80 (.0010) 120 (.0049) 40 per area 1/4 inch aguare 5iw S.

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MIL-8-131653 Cut steel wire shot size classification table II.

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Weight of I4agth of Shot No.

Wire diameter, ten pieces, fifty pieces, incheel./

grama/

2

.620 t.0h0 1.09 to 1 33 CJ.62

.0625 t.002 CV-5k

.054 2.002 560 t.040 72 to.88

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.k70 t.0k0-

.h8 to 58 c4 kT

.047 2.002

.k10 t.0h0 31 to 39 CW.k1

.Ok1 2.002

.20 to.24 CW-35

.035 2.001 350 t.030

.14 to.18 CW-32

.032 2.001 320 t.030 CJ-28

.028 2.001

.280 t.030

.10 to.12

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CJ-43

.023 2.001

.230 t.020

.05 to.07 CJ-20

.020 t.001

.200 2.020

.04 to.05 Y3 hot particles to be checked for length shall be mounted and grod The corabined c.nd polished to expose a central longitudinal section.the tolerances shown i

tength of ten random particles shall be with n in table II above.

d isstead At the option of the contractor the particles any be weighe (1) above. When weighed, I

of mounted and measured as stated in acte the total weight of fifty randomly selected particles shall be within the limits specified in table II above.

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NII.-S-131653

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Table III. Glass bead sites 98% shall Max 8% eq 0% shall passsieveY passsieve./

pass sieveJ passsieveN 100% shall Nominal glass l

1

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bead size 331 18 2o 30 35 280 20 25 35 ko 232 25 30 ko 45 197 30 35 45 50 165 35 ko 50 60

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138 ko 45 60 to 117 k5 50 70 80 98 50 60 80 100 83 60 70 100 120 y

70 70 80 120 140 59 80 100 iko 170 49 100 120 170 200 230 kl 120 1ho 200 35 1ko 170 230 270

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29 170 200 270 325 24 200 230 325 400 I

VSteves specified in RR-S 366

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MIL-s-131653-thiforuth. ':he shot or bende shall be free from sharp edges 313 5 2.1, 5 2 3 and table I).

Cut wire shot, i' and brokes pieces (see used, shall be preused or otherwise conditioned to eliminate sharp edges.

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'Pte anch14e used for shot peeuing shall provide

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32 Equipment.

seaas for propelling abot by air pressure or centrifugal force a6sinat the work, and mechanical neans for moving the work through the shot stream in e* ther translation or rotation, or both, as required.

The nachine shall be capable of reproducing consistently the shot peening intensities heept for wet glass head peening (see k.2.2.h) the equintent

required, shall include a separator for continuous removal of brt ken or defective

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shot during peening.

k.

PHOCEDURE k.1 Preparation.

D k.1.1 timensions and condition of parts. Areas of parts to be shot Deept peened shall be within dimensional requirements before peening.

as otherwise permitted (see 4 3 2.1) all heat creatment, machining ar.d grinding shall be coupleted before shot peening.

h.1.1.1 Except as otherwise specified or permitted, all areas to be Procedures for

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reened shall be cleaned in accordaace with MIL-S-5002.

stripping coatings shall be as specified or approved in the contract or or. the applicable drawings.

k.l.f Masking. Areas of the part or work piece which are designated in tne centract or applicable drawing to be free from any shot peening

narks shall te suitably masked or otnervise handlel to protect such

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surfaces from the blast stream *or subsequent damage.

When it is impractical to mask or otherwise protect aress designated to be free from snot peening marks sufficient stock may be provided in these areas for subsequent removal of affected material.N r compliance with disen-stenal requirements of the applicable dravir2g. Areas not requiring reening anr1 not required to be masked shall be censitered optional.

k.l.3 Magnetic particle or penetrant inspection. Except as otherwise apecified when angnetic particle or dye penetrant inspection is required,

,94rts shall be subjected to such inspectio.2 before peaning.

k.l.4 tMless otherwise specified or permitted parts shall me f.ree f rom externally acMiad loads or forces during snet peening.

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MIL-S-131f53 4.2 Shot peening procedures.

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thless otherwise specified on the drawing k.2.1 Penning intensity.the intensity value of the blast of peening used on the part shall be as specified in table IV for the thickness or in the contract, involved.

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W W

W W

W Table IV.

Shot peening intensity Y

h Steel under Steel over Alteninian alloys Altan1ntas alloys l/

200,000 pet 200,000 pai (stainless steel (glassheads)

N and titanitse shot) testerial

.004 to.008 y thder.090 inch thickness

.JO8 to.G12 N

.008to.012A]

.006 to.010 A

.006 to.010 A 2

.090 to.375 inch thickness M

.006 to.010 A

.010 to.014 A

.012 to.016 E Over.375 inch

.012 to.016 A thickness It is

/ Magnes 1 tar. alloys response to shot peening is different from the response of other materials.paening must

<n gj essential to avoid broken c,r deforised peening material.

under conditions which do not induce cracks.

2,fne suffix letter A indicates that the values have been detenmined by the use of test strip A (see fig. 1).

For greater peening intensity test strip C 1

Test strip A is used for arc he16 ts up to 0.02 eA. Test strip N is used if the, intensity is less than 0.00 le h

should be used.

I MIL-s-131653 D

h.2.2 Coverage. Areas of parts shot peoned in compliance with design information shall be peoned to emplete visual coverage (see 5 31, 6.10 and 6.11) except that when a surface ce which peening is required is obetructed and it is tmpossible to obtain complete visual coverage, the amount of visual coverage shall be as specified on the drawing or in I

the contract. Full coversgs will not be required if the pan is peened only for forming or straightening.

4.2.2.1 tkless otherwise specified, the variation in boundaries of areas to be peened, when limited, shall be -0 to + 1/8 inch.

D k.2.2.2 Fillets and shielded areas. tkless otherwise specified the nominal size of shot used on fillet surfaces shall not be greater than one-half the fillet radius. For slots or other apertures, through which shot must pass to peen shielded critical arose, the n*=minal shot diameter shall not be greater than 1/4 the Mameter or width of such sporture.

4.2.2 3 Except as otherwise specified or permitted, such as when shield areas are involved, nonferrous materials shall not be poened with shot smaller than the following for the intensities gives:

Intensity Shot size

.012A S-200 or CW28 g

.016A S-390 or CJki

.020A S-550 or c454 k.2.2.k Shot maintenance. Metallic shot shall be asintained in the machine so that not more taan 20% of the particles, by weight, shall pass through the screen size specified in table V for the shot size used.

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Glass heads shall be checked at least every two hours of operation to assure that not more than 15% of the beads are broken. 1Jhen vet glas.

peening is used, the entire slurry charge shall be changed at frequent intervals for compliance with this requirement.

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MII $.131653 -

Table V.

thiformity of shot in machine

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Maximan 20% passing Cast shot cut wire U.S. standard screen size sisee sizes 18 (.039k) 780 660 cw62 20 (.0331)

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550 CW54 25 (.02e) h60 CWh7 30 (.0232) 390 cWh1 35 (.0197) 330 cW35 40 (.0165) cW32 ho (.0165) cwe8 k5 (.0138) 3 230 cW23 50 (.0117) 170 CW20 70 (.0083) 120 (.00k9) 110 170 (.0035) 70 J

43 Post treatments.

431 No annufacturing operations which relier? stresses developed O

by peening or which develop detrimental residuni stresses shall be perinitted after shot peening. When peened parts are heated after shot peening as for baking of paint or protective coatings, embrittlement relief after electroplating or other thermal treatment the temperatures employed shall be limited as follows (see 6.13):

Meterial Temperature g

Steel parts AT5'F maximum Almainus alloy parts 200*F maxim e Magus 11am alloy parts 200*F anzimas Titanius alloy parts 800*F maximas 10 4

0

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MIL 5-131653

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After shot peening and removal of protecting masks, all shot Only k.3 2 and shot frageants shall be removed from surfaces of articles.

methods which will not erede or scratch surfaces shall be used.

It is pemissible to improve the surface finish after peening by polishing, lapping, honing or blasting providing the applic k.3 2.1

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than 10% of the "A" intensity are height (for example, up to 0.0007 inehes any be removed frca a part peened to 0.007A).

Aluminum alloy parts which have been shot peened shall be cleaned 6

'4 3 2.2 by either en approved cleaning solution or by glass bend blasting toGlass b

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remove all tres con + =ta -ts.

for compliance with 4 3 2.1.

4 3 3 Protection from corrosion _. Shot peened parts shall be protected from corrusion during processing and until final coating orThe m packaging is completed.

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approved in the contract or order.

5 QUALITr a:rfft0L 51 shot peening intensity.

At least one intensity detemination as defined in 5 1.1 sampling.

5 1 3 shall be unde to repru ent each anchine for each two hours of

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continuous operation or fraction thereof where cast 12tn shot or glass heads are used, and for each eight hours of continuous operation orIn all fraction thereof where cast steel or cut steel wire shot is used.

cases, at least one determination shall be made at the beginning sad one at the end of each period of operation.

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Two test specimens conforming in dimensions 5 1.2 Test specimens.

and mechanical properties to figures 1, 2 or 3 shall be used for each intensity determination.

The test specimens selected in eccordance with 513 Test procedure.

51.1 shall be attached u shown in figure 5, to holders of the form au dimensions shown in figure k, and mounted on a fixture or saticle and

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ixposed to the blast stream in a manner sad for a time which sim latesAfter ex conditions used for the articles.

se removed from the holders and the anotant of deflection measured with a nicrometer gass, of the form and dimensions shown in figure 6, and the In using the micrometer Mues compared with the requiremrnts of 4.2.1.

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4 MIL-8-131655 j

gage the central portion of the impeened side of the test strip shall be placed assinet the indicator stem of the gaae. A peened test strip shall not be re-peened after being removed from the test strip holder.

5 1.4 Test specimens shall accompany peoned parts, and be inspected along with the appropriate lot. The following inforention shall be recorded for each specimes:

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(a) Ist amber sad other production control nebers (b) Part utasber (c) thaber of parts in lot (d) Date peened (e) Snot peening machine used and==eMn=

settings (f) Specified peening intensity and actual peening intensity (g) Shot size and time length of exposure to shot blast (h) Percent coversae This infomation will be kept on file for the period of the contract.

52 Shot size and uniformity.

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5 2.1 Sampling. At least one determination for shot size and uniformity anall be ande in accordance with k.2.2.4 for each 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> of continuous operation where cast iron shot is used, and for~each eight hours of continuous operation or fruction thereof where cast steel or cut steel wire shot is used. In all cases, at least one determination shall be ande at the beginning and one at the end of each period of operation.

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Where cut wire shot is used, it shall be inspected for absence of sharp edges (see 313).

5 2.2 Test preesdure. Tests for shot size and uniformity for ccepliance with the requirements of 31 shall be ande using sieves conforming to Specif1:stion RR-S-366.

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523 visual examination. samples of shot for visual examination shall consist of the neber of shot in one layer which completely fills an area of1,1/2,or1/ksquareinchasapplicable. Acceptable and unacceptable shapes are shows in figure 7 53 Inspection of shot peened articles.

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MIL-S-131653 531 Shot peened coverage. Articles shall be visually inspected for compliance vita the coverage requirements of 4.2.2.

S.trfaces of articles shall be bare or coated with light transparent oil.

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Inte shall be formed by the inspector' provided 532 Inspection lot.

that not more than the output of one aschine during one 8-hour work period ma.y be included in a lot.

533 sampling. samples shall be selected in accordance with MIL-STD-105, as inspection level In.

$.3 4 Quality level. Uhless otherwise specified, acceptance and rejection of lots shall be in accordance with A.Q.L. 1 5 percent defective.

6.

teoTEs 6.1 Intended use. Shot peening is intended to reduce surface tensile stresses in metal parts which are subjected to repeated applications of complex load patterns such as axles, springs (helical, torsional and leaf), gears, shafting, aircraft alighting gear sad structural parts etc., for the purpose of improving resistance to fatigue and stress corrosion cracking. Shot peening is also used for applications such as g

to close porosity in castings, sad to straighten or form applicable part s.

Class head peening, either wet or dry, is used when a very shallow compressive layer is required or when iron contamination of,non-ferrous Shot pee'ing may be parts or surface finish are particularly important.

n followed by glass bead peening to improve the surface finish and to eliminate iron contamination on non-ferrous parts.

D 6.2 Ordering data. The following shall be as specified or approved in the contract or in the applicable drawings:

(a) The type of shot to be used (see 3 1.1 and k.2.2 3).

(b) Shot size, if particular size required (see 31.2 sad 6.8).

(c) Methods for cleaning surfaces if other than in 4.1.1.1 and g

methods for stripping coatings, if applicable (see 6.12).

(d) Designation of locations to be peened, or locations to be free from peening as applicable (see k.1.2).

(e) If magnetic particle or fluorescent inspection is required on peened parts (see 4.1 3).

O (f) If externally applied forces are permissible during peening (see 4.1.k).

(g) Intensity requirements if other than 4.2.1.

(h) Requirements for coverage or shot size limitations in obstru?*.ed areas, boundaries and other peening operations (see 4.2.2 through 4.2.2 3).

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MIL-S.131651s i

l (1) f2 eaning soluttons for peoned parts, if appliculels (see k.3 2.2).

l (j) Method of prutecting saat peened parts frra corrosion (see 4 3 3).

4 63 Shot peening, to have the desired effect, requires that the specified intensity and coverag: be achieved on critical areas, vnere high tension

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stresses or stress ranges are moet likely to cause fatigue or stress corrosion failures in eervice. Actual experience with ser%1ce failures or 1

l fatigue tests any,omet'.nen be required to discover or ccafirm the locatica of suJa areas subjected to s:1tical stressing, as a result of any combin.

i atios cf.erview, destga, and anaufacturing conditions.

i e.k Satelded or partially shielded areas, walls of deep recesses, or other areas less acr es.ible to the maximum effect of the blast stream will receive less peening as to intensity and coverage then more exposed or more favorably criented areas.

65 ne peening of very thin or small secticas to high intensities enould be avoided because of tse distortion and high residual tensile stresses in

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the core material that any result from such peening. M is is particularly true where the part has surfaces finished after heat treatamat, or is used as a tension moaber.

6.6 Vhere special procedure is required, applicable drawinds or contract must definitely designate such critical areas referred to in 6 3 as required

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by section 3 Bis is par-icularly important in instances referred to in 6.k where such less accessible and unfavorably oriented surfaces are, or contain, areas subjected to critical stressing.

6.7 Relatively staple shapes and many open-pitched helical spring designs any not require special mentioi as to critical areas since acch areas are generally accessible for full paening effect when uniformly exposed to the

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blast stream.

6.8 Shot size selection. In selecting shot sizes cousideration shoula be given to the following factors:

(a) Shape of parts (b) Site of Iillets or scratches (small shot to get into small fillets, etc.)

(c) Intensity desired (The size of shot limits the intensity which can be obtained in a given peening machine. Derefore, it any be necessary to use a larger shot to obtain a high intensity or to reduce intensity requirements when shot must be saml1 for consideration (b)).

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(d) Finlan (as equal intensities large shot will produce a finer finish, however, the time required for coverage increases rapisily w1tn shot size).

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MII.-S-131653 i

(e) Abrasive effect i

(f) Coverage is achieved faster with small shot (g) San 11 shot shos1d not be used in high intensity on altuninum.

j 6.9 Intensity cosearisons. For comparisons of the nominal intensity designations, type C test speciana deflectica may be multiplied by 3 5 to obtain the approxiante deflection of a type A specimen whom shot peened with the same intensity. Test strip "A" is ordinarily used for are heights up to 0.024 inch; for greater degrees of peening, test strip C is used. Fer intensities below.00kA the type "N" test specimen should be used. For comparison of the nominal intensity designations, type "A" test speciana deflectica may be multiplied by three to obtain the approximate deflection of a type "B" specimen when shot peened at the same intensity (see figures 1, 2, sad 3).

i 6.10 Complete visual coverage is defined as unifora denting or obliter-ating of the original surface of the part or work piece as determined by either of the following methods:

(a) Visual examination using a ten power magnifying glass.

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(b) Dyescan tracer liquid used in the Peenscan process described as follows:

Prepara a control specimen of the same mater'ial as the actual work piece. Coat this control specimen with tracer liquid called Dyescan

  1. 220 and/or #226 by dipping, spraying, or painting and allow the Dyescan liquid to dry. Check coating under a black light to insure complete coverage

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of the coated area to be shot peened has been accomplished. Shot poen con-trol specimen under proper shot peening conditions for the required intensity and coverage as prescribed. Re-exaatne under the black light in order to determine if the Dyescan liquid has been completely removed. Full coverage is indicated by complete removal of the Dyescan liquid.

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Areas which do not produce full coverage vill show a white color under the black light whereas full coverage will give oti a dark color.

Coverage of actual production pieces can be escablished by uslag the same procedure used for control specimens. This can be does by utilizing the Dyescan liquid for each part or om a statistical sampling basis.

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MIL-3-131653 6.11 Coverage. Full coverage can be established by plotting a saturation intensity curve, as shown in figure 8, and assuring that the correct intensity (determined by the are height of the test strip) falls on the right side of the knee of the curve. By doubling W

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time of exposure, the are height of a test strip should not increase by more than 10%.

6.12. Procedures for stripping of anodic coatings from altainta and magnesium alloys are given in MII-A-8625 and MIL-M45202 respectively.

6.13

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Processing or service tamquentures of shot peened parts shall be limited to the temperatures in 4 3 1 eless test data for specific applications support the satisfactory use of higher temperatures.

Custodians:

Amy-ME Preparing activity:

3-Navy - As Army - MR Air Force - 11 Project No. MFTP-0132 Review activities:

Army - MI, AR, AL Navy - OS Air Force - 85, 11, 69 User activities:

Ar=y - AT,11!, AV

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Navy - SH Air Force - 99 J

J Review / User information is currest as of the date of this doemmat; draft circulation should be based on the labmmation in the curresa Dm2135.

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TEST STRIP AM FIGUtti.

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C.0338 t'.008 TEST STRIP C FIGUtt 2.

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b 3 !.015 031!.001 TESTSTRIP N

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maunE 3 J/ TEST STRIP SPECIFICATIONS MANALYSIS OF STOCK-SAE 1070 COLD ROLLED SPRING STEEL

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SQUAEE EDGE NUMSER ONE (CN 3* EDGE)

FINISH-SLUE TEMPER (or SFIGHT)

UNIFORMLY H ARDENED AND TEMPERED To ++-50 EC FLATNESS-!. col 5* ARC HEIGHT AS MEASURED ON G AUGE SHOWN IN FIGURE 6.

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MIL-s-131653 OtAL INDICATot,MA%.VALUE cf GrADu4TicM

.00f -COUstTER-CLOCXWISE SACK AQJUSTABLC BEACXET, LOW TRicTicM JEWELED SEAtluGS,

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EQUIPPED WITH EXTEMSION POINT.

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FIGURE. 6

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MIL-S-131653

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1.

Acceptable Shapes

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unacceptable Shapes, itsited to Table !

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Unacceptable Shapes b

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m METAL IMPROVEMENT COMPANY, INC.

CLEVELANO OlvlS40N tees 3 S. Mines Road

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EXECUTWE OFFICE Clevesend. Orwo 4412e Tes: (214) est 440s to Forest Am fens:9e04Te Petarnus. New Jersey 07852 Tel: (201) 843 7800 CINCINNATI OlvlSION Towc 134400 Srst Crees Rose Seve Aen. Oneo 4624E Tel: (513) 8010001 Tetes: 21423

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NEW JERSEY OlvtSION NORTH CAROLINA Olv133CN h

N T2 10.000 Old Pinsedle Road Tel: (201) 9351800 P O. Som Ste Telen: 13347g Pinevisie. N C. 20134 CRANGESURG PLANT Tel: (7041846 7654 fews. 800544 80 8taisdeel Roeg AftANTA OlvlSION 3S 34TO Lase Onve CONNECTICUT OlvlSION Srnyrna. Georgia 30000 145 4 deson Road TW. (404) 4351053 Windsor. Conn. 08059 Teen:543530 Tet: (203) 648-4201 Teses 90283 FLORICA OlvtSiON 1940 N.W Toen Avenue FRENCH OlvtSION

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SOSTON PLANT M, erns. Florusa 33128 Zone irdusineele 4 Anuity 26 Alley Strost Tel: (305) $92-5000 AS200 Montarges. France Lynn. Mass. 01902 Totes: $18848 fee. (381855407 Tot. (41T) $99-4186 fees: T80002 LONG ISI.ANO OlviSION OALLAS OlvisION TORONTO OlvtSION 200 Adame Souwwens 2671 Freewood Onve 10S Alfred Kuenne 8 tvd.

,Fermengdese. N.Y 11135 Osales. Teses 15220 pm mm Tel. (Stel 2936 Tel. (214) 3516415 Canada L6T 4E3 s)

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Teeen: 732em Tel: (414) 191-4002 I***;'II'3 HOUSTON OfvlSIOM CHtCAGO OtytS40N 3851 Distnewbon Souseverd U K. OlvlS10N 678 VRaenree Avenue Houston. Temae 77014 276 km RW Adeeen. III. 00101 fee- (T1h 6At 02$7 Dern Eng w Tel: (3121 SN Teien:/91271 Td (332) 45633 Teees.721450 Town. 37344

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LOS ANGELES OlvlSION NEW9URY PLANT WATERLOO PLANT 2729 Wegner Road 1230 East seen Street Hemeridge Lane Wesertos. towe 50701 vernon. Caef 9003e Newoury. Bereenwe. Ervand Tee: (3196 25 7900 fed: (2131 S45 2143 fee. (0435) 31071 Te+ea 677613 McLWAUKEE OlvlSION SURSANK VALLEY PLANT W GERMAN OlvlSION Sa01 Norin 9een Street Meewousse,v6sc.$3225 12S10 Monteque Street Otto Henn Strasse 3

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fee: (414) 444 3151 Paco,me. Casst. 9933:

4150 Unne. W Germany Tot (213) 896 2448 Teees 29000

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