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ASTM A312/ASME SA312 Standard Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
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Standard: ASTM A312, ASME SA312
Equivalent Standards: EN 10216-5, DIN 17458, GOST 9941-81, GOST 9940-81, ASME SA213, ASTM A213, DIN 17456 |
Material: UNS N08926
Equivalent Material: 1.4529, 00Cr21Ni25Mo6CuN |
| Chemistry Composition |
C, % |
Mn, % |
P, % |
S, % |
Si, % |
Cr, % |
Ni, % |
Mo, % |
N, % |
Cu, % |
0.02 max |
2.00 max |
0.030 max |
0.010 max |
0.50 max |
19.0-21.0 |
24.0-26.0 |
6.00-7.00 |
0.15-0.25 |
0.50-1.50 |
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| Mechanical Properties |
Tensile Strength , MPa |
Yield Strength, MPa |
Elongation, % |
650 min |
295 min |
35 min |
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| Outside Diameter & Tolerance |
ASTM A999 & ASTM A312
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NPS |
Outside Diameter, inch |
Tolerance, mm |
1/8≤OD≤1-1/2 |
±0.40 |
1-1/2＜OD≤4 |
±0.79 |
4＜OD≤8 |
+1.59/-0.79 |
8＜OD≤12 |
+2.38/-0.79 |
OD>12 |
±1% |
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| Wall thickness & Tolerance |
ASTM A999
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NPS
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Outside Diameter, inch |
Tolerance, % |
1/8≤OD≤2-1/2 |
+20.0/-12.5 |
3≤OD≤18, WT/OD≤5% |
+22.5/-12.5 |
3≤OD≤18, WT/OD>5% |
+15.0/-12.5 |
OD≥20, WT/OD≤5% |
+22.5/-12.5 |
OD≥20, WT/OD>5% |
+15.0/-12.5 |
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Length: 5800mm; 6000mm; 6096mm; 11800mm; 12000mm; and so on.
Max length: 18000mm |
| Keyword: ASTM A312, ASME SA312, Austenitic Stainless Steel, Seamless Steel Pipe, Stainless Steel Pipe, Steel Pipe; Welded Steel Pipe |
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