Large Diameter Stainless Steel Pipe
Stainless Steel Seamless Pipes / Tubes
Main features of stainless steel: clean and bright surface, high temperature and corrosion resistance, high ductility, low maintenance
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Available Product Specification and Size
Product Name | Executive Standard | Dimension | Steel Code / Steel Grade |
Seamless and Welded Austenitic Stainless Steel Pipes | ASTM A312/A312M, ASME SA312/SA312M | OD: 14"~ 40" | TP304, TP304L, TP304H, TP310S, TP316, TP316L, TP316H, TP316Ti, TP317, TP317L, TP321, TP347H, UNS N08904 (904L) |
Chemical Composition
Steel Grade | C% Max. | Mn% Max. | P% Max. | S% Max. | Si% Max. | Cr% | Ni% | Mo% Max. | Ti% | N% | Cu% | Nb% |
TP304 / 1.4301 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0~20.0 | 8.0~11.0 | |||||
TP304L / 1.4307 | 0.035 | 2.00 | 0.040 | 0.030 | 1.00 | 18.0~20.0 | 8.0~13.0 | |||||
TP316 / 1.4401 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0~18.0 | 10.0~14.0 | 2.0~3.0 | ||||
TP316L / 1.4404 | 0.035 | 2.00 | 0.040 | 0.030 | 1.00 | 16.0~18.0 | 10.0~14.0 | 2.0~3.0 |
Each lot of raw materials will be tested by spectrometer before put into the storage, and 100% PMI testing for mother tubes
Mechanical Property
Steel Grade | Yield Point (Mpa) | Tensile Strength (Mpa) | Elongation (%) | Hardness (HRB≤90) |
TP304 | 241 | 586 | 55 | 80 |
TP304L | 193 | 517 | 55 | 79 |
TP316 | 276 | 620 | 50 | 79 |
TP316L | 220 | 517 | 50 | 79 |
