"Specialists in stainless steel custom shapes, rings, discs, plate flanges and tube sheets"
 
300 series properties

Physical
(Values appear as percentages.)

Type Tensile (ksi) Yield (ksi) Elongation Hardness (Brinell) Hardness (Rockwell B)

302

 75 30 40% in 2" 183 88

304

 75 30 40% in 2" 183 88

304L

 70 30 40% in 2" 183 88

309

 75 30 40% in 2" 217 95

309S

 75 30 40% in 2" 217 95

310

 75 30 40% in 2" 217 95

310S

 75 30 40% in 2" 217 95

316

 75 30 40% in 2" 217 95

316L

 70 25 35% in 2" 217 95

317

 75 30 35% in 2" 217 95

317L

 75 30 35% in 2" 217 95

321

 75 30 40% in 2" 183 88

347

 75 30 40% in 2" 183 88


Chemical
(Values appear as percentages.)
Type C Mn P S Si Cr Ni Mo
302 0.15 max 2.00 max 0.045 max 0.030 max 1.00 max 17.00/19.00 8.00/10.00 -
304 0.08 max 2.00 max 0.045 max 0.030 max 1.00 max 18.00/20.00 8.00/10.50 -
304L 0.03 max 2.00 max 0.045 max 0.030 max 1.00 max 18.00/20.00 8.00/12.00 -
309 0.20 max 2.00 max 0.045 max 0.030 max 1.00 max 22.00/24.00 12.00/15.00 -
309S 0.08 max 2.00 max 0.045 max - 1.00 max 22.00/24.00 - -
310 0.25 max 2.00 max 0.045 max 0.030 max 1.5 max 24.00/26.00 19.00/22.00 -
310S 0.08 max 2.00 max 0.045 max 0.030 max 1.5 max 24.00/26.00 19.00/22.00 -
316 0.08 max 2.00 max 0.045 max 0.030 max 1.00 max 16.00/18.00 10.00/14.00 2.00/3.00
316L 0.03 max 2.00 max 0.045 max 0.030 max 1.00 max 16.00/18.00 10.00/14.00 2.00/3.00
317 0.08 max 2.00 max 0.045 max 0.030 max 1.00 max 18.00/20.00 11.00/15.00 3.00/4.00
317L 0.03 max 2.00 max 0.045 max 0.030 max 0.75 max 18.00/20.00 11.00/15.00 3.00/4.00
321 0.08 max 2.00 max 0.040 max 0.030 max 1.00 max 17.00/19.00 9.00/12.00 0.75/0.75
347 0.08 max 2.00 max 0.040 max 0.030 max 0.5/1.00 17.00/19.00 9.00/12.00 0.5/0.75

Stainless Processing, Inc.
1255 Manor Road · Coatesville, PA 19320
Phone: (800) 345-8126 · (610) 384-1278 · Fax: (610) 384-7362
Website: www.spiusa.com · email: sales@spiusa.com
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