• Chemical Composition
  • Machanical Properties
  • Standard-Tolerance
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Stainless Steel Grades Chemical Composition

Grade DIN (EN) % C(Max) % Mn Max % P (Max) % S (Max) % SI(Max) % CR % Ni % Mo % N Max % CU Max % OTHERS
Austenitic 304 1.4301 0.080 2.00 0.045 0.030 0.75 18.00-20.00 8.00-10.50 0.10
304H 1.4948 0.04-0.10 2.00 0.045 0.030 0.75 18.00-20.00 8.00-10.50
304L 1.4307 0.030 2.00 0.045 0.030 0.75 18.00-20.00 8.00-12.00 0.10
304LN 1.4311 0.030 2.00 0.045 0.030 0.75 18.00-20.00 8.00-12.00 0.10-0.16
309 1.4828 0.20 2.00 0.045 0.030 0.75 22.00-24.00 12.00-15.00
309S 0.08 2.00 0.045 0.030 0.75 22.00-24.00 12.00-15.00
310 1.4841 0.025 2.00 0.045 0.030 1.50 24.00-26.00 19.00-22.00
310S 1.4845 0.08 2.00 0.045 0.030 1.50 24.00-26.00 19.00-22.00
316 1.4401 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 1.4404 0.030 2.00 0.045 0.030 0.75 16.00-18.00 10.00-14.00 2.00-3.00 0.10
316LN 0.030 2.00 0.045 0.030 0.75 16.00-18.00 10.00-14.00 2.00-3.00 0.10-0.16
316Ti 1.4571 0.08 2.00 0.045 0.030 0.75 16.00-18.00 10.00-14.00 2.00-3.00 0.10 Ti = 5X (C+N) Min., 0.70 Max.
317 1.4449 0.08 2.00 0.045 0.030 0.75 18.00-20.00 11.00-15.00 3.00-4.00 0.10
317L 1.4438 0.030 2.00 0.045 0.030 0.75 18.00-20.00 11.00-15.00 3.00-4.00 0.10
317LN 0.030 2.00 0.045 0.030 0.75 18.00-20.00 11.00-15.00 3.00-4.00 0.10-0.22
321 1.4541 0.08 2.00 0.045 0.030 0.75 17.00-19.00 9.00-12.00 0.10 Ti = 5X (C+N) Min., 0.70 Max.
347 1.4550 0.08 2.00 0.045 0.030 0.75 17.00-19.00 9.00-13.00 Cb = 10XC Min.,1.00 Max.
Ferritic + Martensitic 409 1.4512 0.080 1.00 0.040 0.020 1.00 10.50-11.75 0.50 max. 0.030 Ti = 6X (C+N) Min., 0.70 Max.
409RC 0.02 1.00 0.040 0.030 1.00 10.50-11.75 0.50 max. 0.020 Ti = 5X C Min., 0.75 Max.
409M 0.03 0.8-1.5 0.03 0.030 1.00 10.80-12.50 1.50 max. 0.030 Ti = 0.75 Min.,
410 1.4006 0.15 1.00 0.040 0.030 1.00 11.50-13.50 0.75 max.
410S 0.08 1.00 0.040 0.030 1.00 11.50-13.50 0.60 max.
Ferritic 405 0.80 1.00 0.04 0.030 1.00 11.50-14.50 0.60 Al = 0.10 – 0.30
430 1.4016 0.12 1.00 0.04 0.030 1.00 16.00-18.00 0.75 max.
430Ti 0.030 1.00 0.04 0.030 1.00 16.00-19.00 Ti = 0.10 -1.0
436 0.12 1.00 0.040 0.030 1.00 16.00-18.00 0.75-1.25 Cb = 5X C Min., 0.80 max.
439 0.07 1.00 0.04 0.03 1.0 17.00-19.00 0.5 0.04 Al = 0.15, Ti = 0.2 -1.0
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Nickel Alloy Chemical Composition

U.S.A. / GROSSBRITAINNIE- U.S.A. / GRANDE-BRETAGNE– U.S.A. / GREAT BRITAIN
Handelsbezeichung C% Co% Cr% Mo% Ni% V% W% Ai% Cu% Nb/Cb Ta% Ti% Fe% Sonstige Autres-Other%
Designation Comercial
Comercial designation
Monel 400 0.12 65 32 1.5 Mn 1.0
Monel 401 0.1 43 53 0.75 Si 0.25; Mn 2.25
Monel 404 0.15 52.0-57.0 0.05 rest/bal 0.5 Mn 0.10; Si 0.10;S o.024
Monel 502 0.1 63.0-17.0 2.5-3.5 rest/bal 0.5 2 Mn 1.5;Si 0.5; S 0.010
Monel K 500 0.13 64 2.8 30 0.6 1 Mn 0.8
Monel R 405 0.15 66 31 1.2 Mn 1.0; S 0.04
Hastelloy B 0.1 1.25 0.6 28 rest/bal 0.3 5.5 Mn 0.80; Si 0.70
Hastelloy B2 0.02 1 1 26.0-30.0 rest/bal 2 Mn 1.0: Si 0.10
Hastelloy C 0.07 1.25 16 17 rest/bal 0.3 40 5.75 Mn 1.0 :Si 0 0.70
Hastelloy C4 0.015 2 14.0-18.0 14.0-17.0 rest/bal 0..70 3 Mn 1.0 ; Si 0.08
Hastelloy- C 276 0.02 2.5 14.0-16.5 15.0-17.0 rest/bal 0.35 3.0-4.5 4.0-7.0 Mn 1.0;Si 0.05
Hastelloy F 0.02 1.25 22 6.5 rest/bal 0.5 Nb2.10 21 Mn 1.50;Si 0.50
Hastelloy G 0.05 2.5 21.0-23.5 5.5-7.5 rest/bal 1 1.5-2.5 Nb1.75-2.5 18.0-21.0 Mn 1.0-2.0;p0.04;Si 1.0;80.03
Hastelloy G-2 0.03 23.0-26.0 5.0-7.0 47.0-52.0 0.70-1.20 0.70-1.50 rest/bal Mn 1.0;Si 1.0
Hastelloy N 0.06 0.25 7 16.5 rest/bal 0.2 0.1 3 Mn 0.40;Si 0.25;B0.01
Hastelloy S 0.02 2 15.5 14.5 rest/bal 0.6 1 0.2 3 Mn 0.50;Si 0.40;B0.0009;LA 0.02
Hastelloy W 0.06 1.25 5 24.5 rest/bal 5.5 Mn 0.050 ; Si 0.50
Hastelloy X 0.1 1.5 22 9 rest/bal 0.6 18.5 Mn 0.6; Si 0.60
Incoloy 800 0.04 21 32 0.3 0.4 45
Incoloy 800 H 0.08 21 32 0.3 0.4 45
Incoloy 801 0.05 20.5 32 1.1 45
Incoloy 802 0.35 21 32 0.6 0.7 45
Incoloy 804 0.05 29.5 41 0.3 0.6 25.4
Incoloy 805 0.12 7.5 0.5 36 0.1 rest/bal Mn 0.60;Si 0.50
Incoloy 810 0.25 21 32 0.5 rest/bal Mn 0.90; Si 0.80
Incoloy 825 0.04 21 3 42 2 1 30
Incoloy 825 Cp 0.04 21.5 3 42 2.2 Nb0.9 30
Incoloy 840 0.08 20 20 rest/bal Mn 1.0;Si 1.0
Incoloy 901 0.05 12.5 6 rest/bal 0.15 2.7 34 Mn 0.24;Si 0.12;B0.015
Incoloy 901 Mod 0.05 12.5 5.8 rest/bal 2.9 34 Mn 0.09;Si 0.08;B0.015
Incoloy 903 0.02 15 38 0.7 Nb 3.0 1.4 41
Incoloy 904 0.02 14 33 1.7 50
Incoloy DS 0.06 18 37 42 Mn 1.0; Si 2.3
Incoloy Ma- 956 20 4.5 0.5 74.4 Y2.03 0.5
Incoloy 600 0.05 15.5 75 8
Incoloy 601 0.05 23 60 1.4 14
Incoloy 604 0.04 15.8 rest/bal 0.1 Nb 2.0 7.2 Mn 0.20; Si 0.20
Incoloy 610 0.2 15.5 rest/bal 0.5 Nb 1.0 9 Mn 0.90;Si 2.0
Incoloy 617 0.07 12.5 22.5 9 54 1
Incoloy 625 0.05 21.5 9 61 0.4 Nb 3.65 0.4 2.5 Mn 0.50; Si 0.50
Incoloy 671 0.05 48 51 0.35
Incoloy 700 0.12 28.5 15 3.75 46 3 0.05 2.2 0.7 Mn 0.10; Si 0.30
Incoloy 702 0.04 15.6 rest/bal 3.4 0.1 0.7 0.35 Mn 0.05: Si 0.20
Incoloy 705 0.3 15.5 rest/bal 0.5 8 Mn 0.90 ; Si 5.5
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Stainless Steel Grades Machanical Properties

Grade Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
304/ 304L 8.0 g/cm3 1400 °C (2550 °F) Psi 75000 , MPa 515 Psi 30000 , MPa 205 35 %
304H 8.0 g/cm3 1400 °C (2550 °F) Psi 75000 , MPa 515 Psi 30000 , MPa 205 40 %
310 / 310S / 310H 7.9 g/cm3 1402 °C (2555 °F) Psi 75000 , MPa 515 Psi 30000 , MPa 205 40 %
316/ 316H 8.0 g/cm3 1400 °C (2550 °F) Psi 75000 , MPa 515 Psi 30000 , MPa 205 35 %
316L 8.0 g/cm3 1399 °C (2550 °F) Psi 75000 , MPa 515 Psi 30000 , MPa 205 35 %
317 7.9 g/cm3 1400 °C (2550 °F) Psi 75000 , MPa 515 Psi 30000 , MPa 205 35 %
321 8.0 g/cm3 1457 °C (2650 °F) Psi 75000 , MPa 515 Psi 30000 , MPa 205 35 %
347 8.0 g/cm3 1454 °C (2650 °F) Psi 75000 , MPa 515 Psi 30000 , MPa 205 35 %
904L 7.95 g/cm3 1350 °C (2460 °F) Psi 71000 , MPa 490 Psi 32000 , MPa 220 35 %
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Nickel Alloy Machanical Properties

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Nickel 200 8.9 g/cm3 1446 °C (2635 °F) Psi – 67000 , MPa – 462 Psi – 21500 , MPa – 148 45 %
Nickel 201 8.9 g/cm3 1446 °C (2635 °F) Psi – 67000 , MPa – 462 Psi – 21500 , MPa – 148 45 %
Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Monel 400 8.8 g/cm3 1350 °C (2460 °F) Psi – 80,000 , MPa – 550 Psi – 35,000 , MPa – 240 40 %
Monel K500 8.44 g/cm3 1350 °C (2460 °F) Psi – 160000 , MPa – 1100 Psi – 115000 , MPa – 790 20 %
Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Inconel 600 8.47 g/cm3 1413 °C (2580 °F) Psi – 95,000 , MPa – 655 Psi – 45,000 , MPa – 310 40 %
Inconel 601 8.1 g/cm3 1411 °C (2571 °F) Psi – 80,000 , MPa – 550 Psi – 30,000 , MPa – 205 30 %
Inconel 625 8.4 g/cm3 1350 °C (2460 °F) Psi – 1,35,000 , MPa – 930 Psi – 75,000 , MPa – 517 42.5 %
Inconel 718 8.2 g/cm3 1350 °C (2460 °F) Psi – 1,35,000 , MPa – 930 Psi – 75,000 , MPa – 482 45 %
800 / 800H / 800HT 7.94 g/cm3 1385 °C (2525 °F) Psi – 75,000 , MPa – 520 Psi – 30,000 , MPa – 205 30 %
825 8.14 g/cm3 1400 °C (2550 °F) Psi – 80,000 , MPa – 550 Psi – 32,000 , MPa – 220 30 %
925 8.14 g/cm3 1343°C 650 300 30 %
Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Hastelloy C22 8.69 g/cm3 1399 °C (2550 °F) Psi – 1,00,000 , MPa – 690 Psi – 45000 , MPa – 310 45 %
Hastelloy C276 8.89 g/cm3 1370 °C (2500 °F) Psi – 1,15,000 , MPa – 790 Psi – 52,000 , MPa – 355 40 %
Hastelloy B2 8.89 g/cm3 1370 °C (2500 °F) Psi – 1,15,000 , MPa – 790 Psi – 52,000 , MPa – 355 40 %
Hastelloy B3 9.2 g/cm3 1370 °C (2550 °F) Psi – 1,15,000 , MPa –760 Psi – 52,000 , MPa – 350 40%
Hastelloy X 8.22 g/cm³ 1355°C 655 MPa 240 MPa 35%
Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Cupro Nickel 90/10 0.323 lb/in3 at 68 F 2260 F 50000 psi 20000 psi 30 %
Cupro Nickel 70/30 0.323 lb/in3 at 68 F 2260 F 50000 psi 20000 psi 30 %
Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Alloy 20  8.1 g/cm3  1443 °C (2430 °F) Psi -80,000, MPa -551 Psi – 35,000, MPa – 241 30%
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ASTM Specification & Tolerance For Tubing & Piping

Specification Allowable Outside Diameter Variation in mm Allowable Wall Thickness Variation Exact Length Tolerance in mm Testing
Nominal Diameter Over Under %Over %Under Over Under
ASTM-A213
Seamless Boiler
Superheater and
Heat Exchanger Tubes
Under 25.4 .1016 .1016 +20 -0 3.175 0 Flattening Test
25.4-38.1 incl .1524 .1524 +22 -0 3.175 0 Tension Test
38.1-50.8 excl .2032 .2032 +22 -0 3.176 0 Flare Test
50.8-63.5 excl .254 .254 +2 -0 4.46 0 Hardness Test
63.5-76.2 excl .3048 .3048 +22 -0 4.76 0 100% Hydrostatic test
76.2-101.6 incl .381 .381 +22 -0 4.76 0 Refer to ASTM A-450
ASTM-A249
Welded Boiler Superheater, Heat Exchanger And Condenser Tubes
Under 25.4 .1016 .1016 +10 -10 3.175 0 Tension Test
25.4-38.1 incl .1524 .1524 +10 -10 3.175 0 Flattening Test
38.1-50.8 Excl .2032 .2032 +10 -10 3.175 0 Flange Test
50.0-63.5 excl .254 .254 +10 -10 4.762 0 Reverse Bend Test
63.5-76.2 excl .3848 .3848 +10 -10 4.762 0 Hardness Test
76.2-101.6 incl .381 .381 +10 -10 4.762 0 100% Hydrostastic Test Refer to ASTM A-450
Minimum Wall tubes +18% 0 available On request
ASTM-A269
Seamless & Welded Tubing for General Service
Untp12.7 .13 .13 +15 -15 3.2 0 Flare Test (Seamless Only)
12.7-38.1 exc! .13 .13 +10 -10 3.2 0 Flange Test (Welded Only)
38.1-88.9 excl .25 .25 +10 -10 4.8 0 Hardness Test
88.9-139.7 excl .38 .38 +10 -10 4.8 0 Reverse Flattening Test
139.7-203.2 excl .76 .76 +10 -10 4.8 0 (Welded only)
100% Hydrostatic Test Refer to ASTM-A269
ASTM-A270
Seamless & Welded
Sanitary Tubing
25.4 .05 .20 +10.0 -10.0 3.2 0 Reverse flattening Test
38.1 .05 .20 +10.0 -10.0 3.2 0 100% Hydrostastic Test
50.8 .05 .28 +10.0 -10.0 3.2 0 External’ polish on all tubes
60.5 .05 .28 +10.0 -10.0 3.2 0 Refer to ASTM A-270
76.2 .08 .30 +10.0 -10.0 3.2 0
101.6 .08 .38 +10.0 -10.0 3.2 0
ASTM-A312
Seemless & Welded
pipe
3.175-38.1 incl .4 .79 Minimum Wall 12.5% under nominal wall Specified 6.4 0 0 Tension Test
38.1-1016 incl .79 .79 6.4 0 0 Flattening Test
101.6-203.2 imcl 1.59 .79 6.4 0 0 100% Hydrostatic Test
(Normally Random Lengths ordered Refer to ASTM A-530
ASTM A-358
Welded pipe
219.08-750mm or 0.01 inch +0.5% -0.3 6.0 Refer to ASTM A-530

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