SOMERS THIN STRIP STAINLESS STEEL

Going above and beyond.

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Nearly a century of innovation.

Since 1909, Somers has specialized in producing strip products asthin as 17 microns. Today we are shipping 12 micron wrought foiland 1 micron peelable foil.

The guiding philosophy at Somers has always been to work withthe customer to meet specific application needs. This is why weare proud of our reputation as a world leader in the production ofcustomized thin gauge copper and stainless steel strip.

Acquired by Olin Corporation in 1967, Somers has continued togrow as part of Olin Brass, one of the largest producers of copperalloy strip products in the world. Working with Olin resourcesthroughout the U.S., Europe, and Asia, Somers provides qualitymaterials world-wide from its base in Waterbury, Connecticut.

In an industry that has seen familiar names come and go over time,our longevity is the result of our focus on the markets weserveyour markets. If you require materials manufactured to your exacting specifications, consider the superior solutionsavailable from Somers.

ISO 9000-2000

The many markets served by Somers:

Medical Hypodermic needles, blades, EKG studs, and more

Electronics Disc drive components, suspension heads,

photo etch stencils, ID SawBlades, PC Cards, and batteries

Aerospace Helicopter blade skins, thermal barrier, fasteners,

and shims.

Automotive Springs, clips, relays, sound insulation, air bag

components.

Builders Hardware window springs, cable wrap, decorative

fixtures, and more.

Clothing snaps and fasteners

Food Industry conveyor belts

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T a i l o r M a d e S o l u t i o n s f r o m S o m e r s

Precision Rolling

Gauges down to .001" tempered Gauges down to .003" annealed Gauges up to .024" Width up to 37" wide Sendzimir rolling mills Computerized gauge control Tight gauge tolerances produce

tight control in properties In-house roll grinding Well suited for:

Reader HeadSpringsComplex Shapes

Premier Shape

Ungerer Tension Leveller At 37" wide, our equipment is

ideal for:Photo etch gradeLaminating stock

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Annealing

H2 strip annealing Atmosphere controlled furnace

for a clean surface finish. High-temp annealing to

low-temp heat treating for optimum property control

Well suited for:Deep DrawBend FormabilityControlling Residual Stress

Whatever your needs, you can trust that Somers will deliver. From Precision Rolling and

Premier Shape, to Annealing and Precision Slitting, we have what you require to insure

your products success

Precision Slitting

As wide as 37" wide As narrow as .032" wide Tight camber tolerances Precise slit edge Well suited for:

Reel to reel etchingWelding of edges

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Superior solutions require superior service.

Customer Service runs deep at Somers. As a customer, you can count on being treated properly. From the

beginning, our team of Inside Sales and Marketing Engineers work closely with you to get it right. The

resources we invest in R&D pay dividends to those who make their purchases with Somers. With more than

20 stainless steel alloys and over 65 copper alloys, you can consider Somers your one-stop shop for precision

thin strip. With our far-reaching distribution network , you can be assured of receiving what you ordered when

you order it. Olin, we go above and beyond for you.

Packaged to insure your success

Somers is the source for custom engineered slit coils in a seemingly endless variety of sizes. Specify the

width and core size, and Somers will do it your way. For improved productivity, our 2,000 Lb traverse wound

reels will increase the run time on your equipment. For smaller jobs, sheets can be cut-to-length. Whatever

your decision, particular attention is paid to insure traceability throughout each shipment

At Somers, quality is a way of life

At Somers, we are driven to meet customer

expectations 100% of the time. To achieve this

lofty goal, we do whatever it takes to measure

up to the industrys most stringent guidelines.

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Alloy No 201 301L 301Si 301 301H 302 304 304L 6 304H 305 316 316L 6 321 6 347 6 409 430 410 420 PH17-7

ASTM A666 A666 A666 A666 A666 A666 A240 A167 A666 A666 A167 A240 A176 A176 A167 A176 A693

MIL Spec. No. S5059 S5059 S5059 S4043 S5059 S6721 S6721 S25043

AMS Spec. No. 5517 5517 5517 5517-5519 -5519 -5519 -5519 5516 5513 5511 5513 5514 5524 5507 5510 5512 5503 5504 5506 5528

Ni min 4.0 6.15 6.4 7.0 7.5 8.0 8.0 8.0 9.25 12.0 10.0 10.0 9.0 9.0 .50 max .75 max .75 max .50 max 6.5

Cr min 16 16 16 16 16 17 18 18 18 17 16 16 17 17 16 11.5 12 16

Mo max 0.75 0.75 0.75 0.75 0.75 0.75 0.75 0.8 0.75 0.75 3.0 3.0 0.75 0.75 0.50 0.50 0.50

C max 0.15 0.15 0.15 0.15 0.15 0.15 0.08 0.03 0.08 0.12 0.08 0.03 0.08 0.08 0.08 0.12 0.15 0.4 0.09

Mn max 7.5 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1

Si max 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

N max 0.25 0.10 0.10 0.10 0.10 0.08

SOMERS Thin Strip Stainless Steel Alloy Guide

Austenitic Stainless Steel FerriticStainless SteelPH Grade

Steel MartensiticStainless

Physical Properties

Density (lbs. per cu. in.) 0.287 0.290 0.290 0.290 0.290 0.287 0.287 0.287 0.287 0.290 0.286 0.286 0.285 0.290 0.280 0.278 0.278 0.276 0.262

Mod. of Elasticity (X 106 psi) 28.6 28 28 28 28 28 28 28 28 28 28 28 28 28 29 29 29 29 29.5

Elec. Resistivity 1 423 432 432 432 432 432 432 432 432 432 444 444 432 436 360 360 342 330 480

Therm. Conductivity 2 9.4 9.4 9.4 9.4 9.4 9.4 9.4 9.4 9.4 9.4 9.3 9.3 9.3 9.2 --- 13.1 14.4 14.4 9.5

Coef. of Therm. Expansion 3 8.7 9.4 9.4 9.4 9.4 9.6 9.6 9.6 9.6 9.6 8.9 8.9 9.3 9.3 6 5.8 5.5 5.7 6.1

Cost Factor 4 0.87 0.95 1 1 1.13 1.39 1.56 1.68 1.35 1.62 --- 0.73 0.76 --- 2.18

1. OHMS/CIR. MIL FT.2. BTU PER SQ. FT. PER FT. PER OF @ 68 OF.3. INCHES PER INCH X 10-6 FROM 32OF - 212OF.4. BASED ON ALLOY 304, BASE PRICE. NO EXTRAS FOR GAUGE, TEMPER,

WIDTH, QUANTITY OR TOLERANCE INCLUDED."

Tensile Strength (x 1000 psi)

Annealed 100-135 140-165 140-165 110-135 100-130 75-110 90-110 90-105 90-105 80-100 80-100 80-100 80-105 80-110 55 Min 65 Min 65-95 100 Max 150 Max

1/8 Hard 110-145 110-145 110-145 110-140 110-140 110-135 110-135 100-125 100-125 100-125 95-110

1/4 Hard 125-150 125-150 125-150 125-150 125-150 125-150 125-150 125-150 125-150 125-150 110 Min

1/2 Hard 150-175 150-175 150-175 150-175 150-175 150-175 150-175

3/4 Hard 175-200 175-200 175-200 175-200 175-200 180 Min (3/4C)

Full Hard 185 Min 185 Min 185 Min 185 Min 185 Min 185 Min 185 Min 175 Min 175 Min 200 Min 240 Min 200 Min (HT) 5 (HT) 5 (CondC)

Spring 200-230 200 Min 200 Min 200-230 200 Min 200 Min

SPL Spring 270 Min 270 MinNote 7 Note 7

Yield Strength (x 1000 psi @ 0.2% offset)

Annealed 40 Min 40 Min 40 Min 35 Min 35 Min 35 Min 35 Min 30 Min 35 Min 30 Min 30 Min 30 Min 30 Min 30 Min 30 Min 35 Min 30 Min 30 Min 40 Min

1/8 Hard 55 Min 55 Min 55 Min 55 Min 55 Min 55 Min 55 Min 55 Min 55 Min 55 Min 60 Min

1/4 Hard 75 Min 75 Min 75 Min 80 Min 80 Min 75 Min 80 Min 75 Min 75 Min 75 Min 100 Min

1/2 Hard 110 Min 100 Min 110 Min 120 Min 120 Min 110 Min 110 Min

3/4 Hard 135 Min 135 Min 140 Min 135 Min 135 Min 130 Min (3/4C)

Full Hard 140 Min 140 Min 140 Min 140 Min 150 Min 145 Min 145 Min 140 Min 140 Min 170 Min 190 Min 140 Min (HT) 5 (HT) 5 (CondC)

Spring 160 Min 165 Min 165 Min 160 Min 160 Min 160 Min

SPL Spring Note 7 Note 7

Elongation (% in 2 inches)

Annealed 40 Min 25 Min 25 Min 40 Min 40 Min 45 Min 45 Min 40 Min 45 Min 45 Min 40 Min 40 Min 40 Min 40 Min 20 Min 20 Min 20 Min 15 Min 20 Min

1/8 Hard 30 Min 35 Min 35 Min 35 Min 35 Min 35 Min 35 Min 25 Min 30 Min 30 Min 5 Min

1/4 Hard 25 Min 25 Min 25 Min 15 Min 15 Min 15 Min 15 Min 10 Min 10 Min 10 Min 1 Min

1/2 Hard 15 Min 15 Min 15 Min 5 Min 5 Min 5 Min 5 Min

3/4 Hard 7 Min 10 Min 8 Min 3 Min 3 Min 4 Min (3/4C)

Full Hard 3 Min 5 Min 5 Min 8 Min 5 Min 3 Min 1 Min 1 Min 1 Min 3 Min 3 Min 1 Min (HT) 5 (HT) 5 (CondC)

Spring 1 Min 1 Min 1 Min 1 Min 1 Min 1 Min

SPL Spring Note 7 Note 7

5. TYPICAL HEAT TREATED PROPERTIES OF MARTENSITIC AND PH STAINLESS STEELS.

6. GENERALLY SOLD IN THE ANNEALED CONDITION ONLY.7. SPECIAL ROLLED SPRING PROPERTIES AVAILABLE FOR THESE ALLOYS

Note: The above data and information is presented for design purposes and is not necessarily intended for use as purchasing specifications.

Somers Thin Strip 215 Piedmont Street Waterbury, CT 06706 Phone: (203) 597-5000 Fax: (203) 597-5068www.olinbrass.com

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