Technical Info

Stainless Steel Chemical Composition

Grade C (Max) Mn (Max) P (Max) S (Max) Si (Max) Cr Ni Mo Nitrogen (Max) Cu/ Others
201 0.15 5.50/7.50 0.06 0.030 1.0 16.0/18.0 3.5/5.5 - - n-25 max
202 0.15 7.50/10.0 0.06 0.030. 1.0 17.0/19.0 4.0/6.0 - - n-25 max
JS- 203 0.08 9.2510.25 0.070 0.030 0.75 14.25 - 15.25 2.25 - 2.75 - - 1.60- 2.0
301 0.15 2.00 0.045 0.030 1.00 16.00 - 18.00 6.00 - 8.00 - 0.10 -
301M 0.10 4.55.5 0.060 0.030 0.75 14.50 - 15.50 6.0 - 7.0 - - 1.70- 1.90
304 0.08 2.00 0.045 0.030 0.75 18.00 - 20.00 8.00- 10.50 - 0.10 -
304L 0.030 2.00 0.045 0.030 0.75 18.00 - 20.00 8.00- 12.00 - 0.10 -
309s 0.08 2.0 0.045 0.030 1.0 22.0/24.0 12.0/15.0      
310 0.25 2.0 0.045 0.030 1.50 24.0/26.0 19.0/22.0      
310S 0.08 2.00 0.045 0.030 1.50 24.00- 26.00 19.00 - 22.00 - - -
316 0.08 2.00 0.045 0.030 0.75 16.00 - 18.00 10.00 - 14.00 2.00 - 3.00 0.10 -
316L 0.030 2.00 0.045 0.030 0.75 16.00 - 18.00 10.00 - 14.00 2.00 - 3.00 0.10 -
317 0.08 2.00 0.045 0.030 0.75 18.00 - 20.00 11.00 - 14.00 3.00 - 4.00 0.10 -
317L 0.030 2.00 0.045 0.030 0.75 18.00 - 20.00 11.00 - 15.00 3.00 - 4.00 0.10 -
321 0.08 2.00 0.045 0.030 0.75 17.00 - 19.00 9.00 - 12.00 - 0.10 Ti5 ( C + N ) Min or 0.70 max
347 0.08 2.00 0.045 0.030 0.75 17.00 - 19.00 9.00 - 13.00 - - Cb= 10x ( C Min ) or 1.00 Max
409 0.08 1.00 0.040 0.010 1.00 10.50 - 11.75 0.50 - - Ti= 6x (C+ N ) Min or 0.70 Max
409M 0.03 0.81.2 0.030 0.030 0.40.75 11.00- 12.00 1.5 max. - - Ti= 6x (C) Min or 0.70 Max
410S 0.08 1.00 0.040 0.030 1.00 11.50- 13.50 0.60 - - -
410 0.15 1.00 0.040 0.030 1.00 11.50- 13.50 0.75 - - -
420 0.35 0.50 0.035 0.015 0.50 12.00 - 13.00 0.20.3 - - -
440A 0.60/0.70 1.0 0.040 0.030 1.0 16.0/18.0 - - - -
440B 0.75,0.95 1.0 0.040 0.030 1.0 16.0/18.0 - - - -
440C 0.95, 1.2 1.0 0.040 0.030 1.0 16.0/18.0 - - - -
430 0.12 1.00 0.040 0.030 1.00 16.00 - 18.00 0.75 - - -
JSL AUS 0.08 7.08.0 0.070 0.030 0.75 15.50 - 16.50 4.25 - 4.75 - - 0.9 - 1.10
904L 0.02 2.00 0.030 0.045 1.00 19.0-23.0 23.0-28.0 - - 23.0-28.0
2205 0.03 2.00 0.030 0.020 1.00 21.0-23.0 4.5-6.5 4.5-6.5    
2207 0.030 1.20 0.035 0.020 0.30 24.0-26.0 6.0-8.0 - - 6.0-8.0
* Thickness of 1.27mm & below will have elongation of 20% min.

Stainless Steel Mechanical Properties

MECHANICAL PROPERTIES
Grade Tensile Yield %Age Hardness (Max) -
- Strength Mpa, (Min) Strength Elongation - -
- - Mpa, (Min) in 50mm - -
- - - gauge length min BHN Rb
301 515 205 40 217 95
304 515 205 40 201 92
304L 485 170 40 201 92
310S 515 205 40 217 95
316 515 205 40 217 95
316L 485 170 40 217 95
317 515 205 35 217 95
317L 515 205 40 217 95
321 515 205 40 217 95
347 515 205 40 201 92
409 380 170 20 179 88
409M 430 275 20 187 90
410S 415 205 22 183 89
410 450 205 20 217 89
420 700( max ) - 15 217 95
430 450 205 22 183 89
JSL AUS 515 205 40 217 95
JS- 203 515 205 40 217 95
301M 515 205 40 217 95

Carbon Steel Chemical Composition

Speci -cation Grade Chemical Composition [%] Mechanical Properties
C Mn P S Si Cr Mo Cu Ni V Yield Strength Tensile Strength % Elongation (G.L. 50 mm WT 8 mm) e (min.)
Min. Min.
Min Max. Min Max. Max. Max. Min. Max Min. Max Min. Max Max Max Max PSI MPa PSI MPa
HYDROCARBON PROCESS INDUSTRY/STRUCTURAL/PRESSURE VESSEL TUBES
ASTM A - 0.25 - 0.95 0.05 0.045 - - - 0.4 - 0.15 0.40 for S 0.4 0.08 30,000 205 48,000 330 e=625000 A02/U09
A-53 B - 0.3 - 1.2 0.05 0.045 - - - 0.4 - 0.15 0.40 for S 0.4 0.08 35,000 240 60,000 415
ASTM A - 0.25 0.27 0.93 0.035 0.035 0.1 - - 0.4 - 0.15 0.4 0.4 0.08 30,000 205 48,000 330 35L / 25T
A-106 B - 0.3 0.29 1.06 0.035 0.035 0.1 - - 0.4 - 0.15 0.4 - 0.08 35,000 240 60,000 415 30L / 16.5T
- c - 0.35 0.29 1.06 0.035 0.035 0.1 - - 0.4 - 0.15 0.4 - 0.08 40,000 275 70,000 485 30L / 16.5T
ASTM 1 - 0.3 0.4 1.06 0.025 0.025 - - - - - - - - - 30,000 205 55,000 380 35
A333 & A 334 6 - 0.3 0.29 1.06 0.025 0.025 0.1 - - - - - - - - 35,000 240 60,000 415 30
SEAMLESS COLD DRAWN PRECISION STEEL TUBES FOR MECHANICAL APPLICATIONS/HYDRAULIC/PNEUMATIC POWER SYSTEMS
EN 10305-1/ E 235 - 0.17 - 1.2 0.025 0.025 - 0.35 - - - - - - 0.02 - 235 - 340 25
EN10305-4 E 355 0.22 1.6 0.025 0.025 0.55 0.02 355 490 22
EN 10216-1 P195 TR1 - 0.13 - 0.7 0.025 0.02 - 0.35 - 0.3 - 0.08 0.3 0.3 - - 195 - 320 27
P235 TR1 0.16 1.2 0.025 0.02 0.35 0.3 0.08 0.3 0.3 235 360 25
EN 10216-2 P235 GH - 0.16 - 1.2 0.025 0.02 - 0.35 - 0.3 - 0.08 0.3 0.3 0.02 - - - - -
DIN 2391 St - 45 - 0.17 0.4 - 0.025 0.025 - 0.35 - - - - - - - NBK : 215 / GBK : - NBK : 340 / GBK : 315 NBK : 470
St - 45 - 0.21 0.4 - 0.025 0.025 - 0.35 - - - - - - - NBK : 255 / GBK : - NBK : 440 / GBK : 390 NBK : 570
St - 52 - 0.22 - 1.6 0.025 0.025 - 0.55 - - - - - - - NBK : 355 / GBK : - NBK : 490 / GBK : 490 NBK : 630
ASTM SAE 1010 0.08 0.13 0.20 0.3 0.6 0.04 0.05 - - - - - - - - - As per Customer requirements
A-519 SAE 1018 0.15 0.28 0.6 0.9 0.04 0.05 - - - - - - - - -
- SAE 1026 0.22 0.38 0.6 0.9 0.04 0.05 - - - - - - - - -
- SAE 1035 0.32 0.44 0.6 0.9 0.04 0.05 - - - - - - - - -
- SAE 1040 0.37 0.21 0.6 0.9 0.04 0.05 - - - - - - - - -
- SAE 1518 0.15 0.44 1.1 1.4 0.04 0.05 - - - - - - - - -
- SAE 1541 0.36 0.33 1.35 1.65 0.04 0.05 - - - - - - - - -
- SAE 4130 0.28 - 0.4 0.6 0.04 0.04 0.15 0.35 0.8 1.1 0.15 0.25 - - -
BOILER/HEAT EXCHANGER/SUPERHEATER & CONDENSER TUBES
ASTM A179 - 0.06 0.18 0.27 0.63 0.035 0.035 - - - - - - - - - 26,000 180 47,000 325 35
ASTM A192 - 0.06 0.18 0.27 0.63 0.035 0.035 - 0.25 - - - - - - - 26,000 180 47,000 325 35
ASTM A-1 - 0.27 - 0.93 0.035 0.035 0.1 - - - - - - - - 37,000 255 60,000 415 30
A 210 C - 0.35 0.29 1.06 0.035 0.035 0.1 - - - - - - - - 40,000 275 70,000 485 30
ASTM T-11 0.05 0.15 0.3 0.6 0.025 0.025 0.5 1 1 1.5 0.44 0.65 - - - 30,000 205 60,000 415 30
A 213 T-12 0.05 0.15 0.3 0.61 0.025 0.025 - 0.5 0.8 1.25 0.44 0.65 - - - 32,000 220 60,000 415 30
- T-22 0.05 0.15 0.3 0.6 0.025 0.025 - 0.5 1.9 2.6 0.87 1.13 - - - 30,000 205 60,000 415 30
ASTM P-11 0.05 0.15 0.3 0.6 0.025 0.025 0.5 1 1 1.5 0.44 0.65 - - - 30,000 205 60,000 415 30
A335 P-12 0.05 0.15 0.3 0.61 0.025 0.025 - 0.5 0.8 1.25 0.44 0.65 - - - 32,000 220 60,000 415 30
- P-22 0.05 0.15 0.3 0.6 0.025 0.025 - 0.5 1.9 2.6 0.87 1.13 - - - 30,000 205 60,000 415 30
BS 3059 Pt I 320 - 0.16 0.3 0.7 0.04 0.04 0.1 0.35 - - - - - - - 28,000 195 46,000 320 69,500
BS 3059 Pt II 622-490 0.08 0.15 0.4 0.7 0.03 0.03 - 0.5 2 2.5 0.9 1.2 - - - 40,000 275 71,000 490 93,000
DIN 1629 St- 37.0 - 0.17 - - 0.04 0.04 - - - - - - - - - WT 16mm = 235 / WT>16mm = 225 350 -
St - 52 - 0.22 - - 0.04 0.035 - - - - - - - - - WT 16mm = 355 / WT>16mm = 345 - Long 21 / Trans 19
DIN 17175 St - 35.8 - 0.17 0.4 0.8 0.04 0.04 0.1 0.35 - - - - - - - WT 16mm = 235 / WT>16mm = 225 360 480
St - 45.8 - 0.21 0.4 1.2 0.04 0.04 0.1 0.35 - - - - - - - WT 16mm = 255 / WT>16mm = 245 410 530
RAILWAYS
IS:1239 Pt I - - - - - 0.05 0.05 - - - - - - - - - - - 46,500 320 -
IS:1161 YST-210 - 0.12 - 0.6 0.04 0.04 - - - - - - - - - 30,500 210 48,000 330 -
YST-240 - 0.16 - 1.2 0.04 0.04 - - - - - - - - - 35,000 240 59,500 410 -
YST-310 - 0.25 - 1.3 0.04 0.04 - - - - - - - - - 45,000 310 64,500 445 -
- - - - - - - - - - - - - - - - - - - - - - -

Carbon Steel Mechanical Properties

MECHANICAL PROPERTIES METRIC
Hardness, Brinell 163
Hardness, Knoop 184
Hardness, Rockwell B 84
Hardness, Vickers 170
Tensile Strength, Ultimate 540 MPa
Tensile Strength, Yield 415 MPa
Elongation at Break 10%
Reduction of Area 35%
Modulus of Elasticity 200 GPa
Bulk Modulus 140  GPa
Poisson's Ratio 0.29
Machinability 160%
Shear Modulus 80 GPa

Alloy Steel Chemical Composition

Element Content (%)
Chromium, Cr 0.80 - 1.10
Manganese, Mn 0.75 - 1.0
Carbon, C 0.380 - 0.430
Silicon, Si 0.15 - 0.30
Molybdenum, Mo 0.15 - 0.25
Sulfur, S 0.040
Phosphorous, P 0.035
Iron, Fe Balance

Alloy Steel Mechanical Properties

Properties Metric Imperial
Tensile strength 655 MPa 95000 psi
Yield strength 415 MPa 60200 psi
Bulk modulus (typical for steel) 140 GPa 20300 ksi
Shear modulus (typical for steel) 80 GPa 11600 ksi
Elastic modulus 190-210 GPa 27557-30458 ksi
Poisson's ratio 0.27-0.30 0.27-0.30
Elongation at break (in 50 mm) 25.70% 25.70%
Hardness, Brinell 197 197
Hardness, Knoop (converted from Brinell hardness) 219 219
Hardness, Rockwell B (converted from Brinell hardness) 92 92
Hardness, Rockwell C (converted from Brinell hardness. Value below normal HRC range, for comparison purposes only) 13 13
Hardness, Vickers (converted from Brinell hardness) 207 207
Machinability (based on AISI 1212 as 100 machinability) 65 65