Stainless Steel Types

AISI
201
301
304
304/304L
316/316L
316Ti
321
310S/310H
CHEMICAL COMPOSITION (%) STANDARDS Applications
C SI Mn P S Cr Ni Mo Ti Ratio Others EN UNS
≤0.15 ≤1.00 5.50-7.50 ≤0.060 ≤0.015 16.00-18.00 3.50-5.50  - - N 0.05 - 0.25 1.4372 S20153 Decoration, household
0.05-0.15 ≤1.00 ≤2.00 ≤0.045 ≤0.015 16.00-18.00 6.00-8.00  -  - N≤0.10 1.4310 S30100 Architectural & automotive elements
≤0.07 ≤0.75 ≤2.00 ≤0.045 ≤0.015 17.50-19.50 8.00-10.00  -  -  - 1.4301 S30400 Food industry, tableware, household
≤0.03 ≤0.75 ≤2.00 ≤0.045 ≤0.015 17.50-19.50 8.00-10.00  -  -  - 1.4301/1.4307 S30400/S30403 Tubes, boilers industry
≤0.03 ≤0.75 ≤2.00 ≤0.045 ≤0.015 16.50-18.00 10.00-13.00 2.00-2.50  -  - 1.4401/1.4404 S31600/S31603 Chemical industry
≤0.08 ≤0.75 ≤2.00 ≤0.045 ≤0.015 16.50-18.00 10.50-13.50 2.00-2.50 5C < Ti ≤ 0.7  - 1.4571 S31635 Chemical & petrochemical industry
≤0.08 ≤0.75 ≤2.00 ≤0.045 ≤0.015 17.00-19.00 9.00-12.00  - 5C < Ti ≤ 0.7  - 1.4541/1.4878 S32100 Tubes, welding constructions
≤0.08 ≤0.75 ≤2.00 ≤0.045 ≤0.015 24.00-26.00 19.00-22.00  -  -  - 1.4845 S31008 Electrical resistance, refractory, high temperatures
AISI
409
409
430
436
*439
**441
444
410S
SUS 430 J1L
3CR12L
CHEMICAL COMPOSITION (%) STANDARDS Applications
C SI Mn P S Cr Ni Mo Ti Ratio Others EN UNS
≤0.030 ≤1.00 ≤1.00 ≤0.04 ≤0.015 10.50-11.70 - - Ti ≥ 6 (C+N) - 0.5 max Nb max 0.1 1.4512 S40910 Automotive exhaust systems
≤0.030 ≤1.00 ≤1.00 ≤0.04 ≤0.015 10.50-11.70 - - Ti ≥ 8 (C+N) and (0.15-0.5) Nb max 0.1 1.4512 S40920 Automotive exhaust systems
≤0.080 ≤1.00 ≤1.00 ≤0.04 ≤0.015 16.00-18.00 - - - - 1.4016 S43000 Tableware, household, indoor deco aplications, home electrial appliances
≤0.080 ≤1.00 ≤1.00 ≤0.04 ≤0.015 16.00-18.00 - 0.75-1.25  -  7(C+N) + 0.1 ≤ Nb ≤ 0.8 1.4526 S43600 Automotive exhaust systems
≤0.030 ≤1.00 ≤1.00 ≤0.04 ≤0.015 17.00-18.00 - - 0.20 + 4 (C+N)<(Ti+Nb) < 0.75 - 1.4510 S43932 Washing machines, pipes, automotive exhaust systems
≤0.025 ≤1.00 ≤1.00 ≤0.04 ≤0.015 17.50-18.50 - - Ti (0.1-0.6) 0.3 + 3C ≤ Nb ≤ 1 1.4509 S43940 Automotive exhaust systems
≤0.025 ≤1.00 ≤1.00 ≤0.04 ≤0.015 17.50-19.50 - 1.75-2.50 0.20 + 4 (C+N) <(Ti+Nb) < 0.8 - 1.4521 S44400 Food processing equipment, heat exchanger tubing, hot water tanks
≤0.080 ≤1.00 ≤1.00 ≤0.04 ≤0.015 11.50-13.50 ≤0.60 - - - 1.4000 S41008 Petrochemical, annealing boxes
≤0.025 ≤1.00 ≤1.00 ≤0.04 ≤0.03 16.00-20.00 - - 8 (C+N) < (Ti+Nb+Zr)<0.8 N (0-0.025), Cu (0.3-0.8) - - Materials handling, road transport, rail transport
≤0.030 ≤1.00 ≤1.50 ≤0.04 ≤0.015 10.50-12.50 0.3-1.00 - - N max 0.03 1.4003 S41003 Materials handling, road transport, rail transport

* 439 is industry common name for ASTM S43932
**441 is industry common name for ASTM S43940
*** Other stainless steel grades are upon request

AISI
2205
2001
2304
CHEMICAL COMPOSITION (%) STANDARDS Applications
C SI Mn P S Cr Ni Mo Others EN UNS
≤0.03 ≤1.00 ≤2.00 ≤0.030 ≤0.015 22.00-23.00 4.50-6.50 3.00-3.50 N 0.14-0.20 1.4462 S32205 Offshore platforms, construction in high corrosive media
≤0.03 ≤1.00 4.00-6.00 ≤0.035 ≤0.030 19.50-21.50 1.50-3.00 0.10-0.60 N 0.05-0.17 1.4482 S32201 Offshore platforms, construction in high corrosive media
≤0.03 ≤1.00 ≤2.00 ≤0.035 ≤0.015 22.00-24.50 3.50-5.50 0.05-0.60 N 0.05-0.20 1.4362 S32304 Offshore platforms, construction in high corrosive media
ASTM EN 10088-2 DEFINITION AVAILABLE GRADES
HOT ROLLED FINISHES
No. 1 1D Annealed and pickled material All
Chequered plate (A 793) 1M Hot rolled, chequered, annealed and pickled material Upon request
COLD ROLLED FINISHES
2D 2D Annealed and pickled material All
2B 2B Annealed, pickled and skin passed material All
2BB - Bright cold rolled, annealed, pickled and skin passed material 430 Thickness ≤ 0.80 mm
No. 4 2G 2B/2BB material polished with #180, #240, #400 grit belts All
Satin Finish (Scotch Brite) 2K 2B/2BB material polished with special belts in order to achieve a smooth satin All
COATINGS
Usage Thickness (µm)
Protection, anti-scratch 70
Laser cutting (Fiber + CO2) 100
Deep drawing 60
FINISH WIDTH (mm)
1000 1220 1250 1500 1524
MAX WEIGHT (Kg/mm WIDTH)
No. 1 19 19 19 17 16.5
2B/2D 18 18 17.5 16 16

FINISH WIDTH (mm)
1000 1220 1250 1500 1524
MAX WEIGHT (MT)
No. 1 19 23 24 25 25
2B/2D 18 22 22 24 25

Stainless Steel Products