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Centerway steel specializes in the production of the stainless steel pipe and fittings, and large inventory of resources, Factory direct sales
Centerway steel specializes in the production of the stainless steel pipe and fittings, and large inventory of resources, Factory direct sales
ASTM A789 & A790: American Society for Testing and Materials
Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes.
Application: Refineries; Nuclear Plant; Aerospace Industry; Chemical Fertilizer; Petrochemicals' Oli & Gas and etc
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A789 Chemical Composition |
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UNS Designation |
C max |
Mn max |
P max |
S max |
Si max |
Ni |
Cr |
Mo |
N |
Cu |
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S31803 |
0.03 |
2 |
0.03 |
0.02 |
1 |
4.5-6.5 |
21.0-23.0 |
2.5-3.5 |
0.08-0.20 |
- |
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S31500 |
0.03 |
1.20-2.00 |
0.03 |
0.03 |
1.40-2.00 |
4.25-5.25 |
18.0-19.0 |
2.5-3.00 |
0.05-0.1 |
- |
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S32750 |
0.03 |
1.2 |
0.035 |
0.02 |
0.8 |
6.0-8.0 |
24.0-26.0 |
3.0-5.0 |
0.24-0.32 |
0.5max |
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A790 Chemical Composition |
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|
UNS Designation |
C max |
Mn max |
P max |
S max |
Si max |
Ni |
Cr |
Mo |
N |
Cu |
|
S31803 |
0.03 |
2 |
0.03 |
0.02 |
1 |
4.5-6.5 |
21.0-23.0 |
2.5-3.5 |
0.08-0.20 |
- |
|
S32205 |
0.03 |
2 |
0.03 |
0.02 |
1 |
4.5-6.5 |
22.0-23.0 |
3.0-3.5 |
0.14-0.20 |
- |
|
S32750 |
0.03 |
1.2 |
0.035 |
0.02 |
0.8 |
6.0-8.0 |
24.0-26.0 |
3.0-5.0 |
0.24-0.32 |
0.5max |
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A789 Mechanical Properties |
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UNS Designation |
Tensile Strength, min ksi [Mpa] |
Yield Strength, min ksi [Mpa] |
Elongation in 2 in. or 50 mm, min, % |
|
S31803 |
90 [620] |
65 [450] |
25 |
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S31500 |
92 [630] |
64 [440] |
30 |
|
S32750 |
116 [800] |
80 [550] |
15 |
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A790 Mechanical Properties |
|||
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UNS Designation |
Tensile Strength, min ksi [Mpa] |
Yield Strength, min ksi [Mpa] |
Elongation in 2 in. or 50 mm, min, % |
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S31803 |
90 [620] |
65 [450] |
25 |
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S32205 |
90 [620] |
65 [450] |
25 |
|
S32750 |
116 [800] |
80 [550] |
15 |
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Available Dimension Range |
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OD(mm/inch) |
Wall thickness (SCH) |
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10 |
20 |
30 |
STD |
40 |
60 |
XS |
80 |
100 |
120 |
140 |
160 |
XXS |
…100mm |
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21.3 (1/2'') |
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26.7 (3/4'') |
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33.4 (1'') |
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42.2 (1 1/4'') |
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48.3 (1 1/2'') |
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60.3 (2'') |
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73 (2 1/2'') |
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88.9 (3'') |
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101.6 (3 1/2'') |
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114.3 (4'') |
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141.3 (5'') |
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168.3 (6'') |
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219.1 (8'') |
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273 (10'') |
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323.8 (12'') |
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355.6 (14'') |
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406.4 (16'') |
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457 (18'') |
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508 (20'') |
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559 (22'') |
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610 (24'') |
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660 (26'') |
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711 (28'') |
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762 (30'') |
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813 (32'') |
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864 (34'') |
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914 (36'') |
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965.2 (38'') |
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1016 (40'') |
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