Stainless steel seamless pipe Standards: ASTM/ ASME A213/SA213, A269/SA269, A/SA312 Steel Grade: TP 304/304L, 316/316L, 316Ti,
Staniless steel seamless pipe(stainless tube)
Standards: ASTM/ ASME A213/SA213, A269/SA269, A/SA312
Steel Grade: TP 304/304L, 316/316L, 316Ti, 321/321H, 309S, 310S, 347/347H,31803
Outside diameter range from 3 mm to 219mm.
Wall thickness range from 0.3mm to 25mm.For sizes other than given, please check with our office for further confirmation.
Marking: JW, material grade, standard, specification, heat no.
Length: unfixed length or fixed length
Package: banding with braiding strips, wooden box or steel box at outside
Mill test certificate: according to EN 10204 3.1B
Value added service:Third party inspectionBright annealed, polished outside and inside surface
Standard
Item | ASTM A213/A213M | ASTM A312/A312M | ||||
Grade | TP304 | TP304L | TP304 | TP304L | ||
TP316 | TP316L | TP316 | TP316L | |||
TP317 | TP317L | TP317 | TP317L | |||
TP347 | TP310S | TP347 | TP310S | |||
TP309H* | TP310H* | TP317* | TP310H* | |||
| TP321H |
| TP321H | |||
Yield Strength σ0.2 (Mpa) | ≥170; | ≥205 | ≥170; | ≥205 | ||
Tensile Strength σb (Mpa) | ≥485; | ≥515 | ≥485; | ≥515 | ||
Elongation % | ≥35 | ≥35 | ≥35 | ≥35 | ||
Flattening Test | H=1.09t/(0.09+t/D) | H=1.09t/(0.09+t/D) | ||||
Flange Test | 21-68% | |||||
Intergranular corrosion | "*""" ASTM E112 "" min 7#, "*" min 6# | "*"""ASTM E112, min 6# | ||||
Hydraulic test(Mpa) | D | P max | P=220.6t/D | D | P max | ASTM A530/A530M D≤270MM P=2Rt/DR=50%σ0.2 |
<25.4 | 7 | ≤88.9 | 17 | |||
25.4-<38.1 | 10 | |||||
38.1-<50.8 | 14 | >88.9 | 19 | |||
50.8-<76.2 | 17 | |||||
76.2-<127 | 24 | |||||
≥127 | 31 | |||||
Metallograph Analysis | ASTM A262 E | ASTM A262 E | ||||
Non-Destructive Test | ASTM E213 E309 E426 | ASTM E213 E309 E426 | ||||
Hardness | HRB<90 | HRB<90 | ||||
polished Stainless steel seamless pipe
