AISI304 , AISI 316L
stainless steel seamless precision round pipe
Standards: ASTM/ ASME A213/SA213, A269/SA269, A/SA312

Steel Grade: AISI 304/304L, 316/316L, 316Ti, 321/321H, 309S, 310S, 347/347H,31803

Length: unfixed length or fixed length

Mill test certificate: according to EN 10204 3.1
For more information please refer www.stainless-steel-seamless-pipe.net
Value added service:
Third party inspection
Bright 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/D
R=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