Steel Grade: TP304,TP304L,TP316,TP316L,TP317,TP317L,TP309S,TP310S,TP321,TP347
Standard: ASTM A312,ASTM A269,GB/T14976,DIN17456,JIS3459
Specification:
OD: 6mm~325mm
WT: 1mm~25mm
Description:
This kind of stainless steel pipe used for oil cracking is more effective at resisting corrosion
than alloy pipes in the same specification. It is generally used in oil cracking reactors, oil drill pipes,
barrel roller bearing rings, and Jack sets.
Steel Seamless Pipes Parameters:
|
Outside Dia. mm
|
Steel Wall Thickness mm
|
Length mm
|
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O.D.
|
Tolerance
|
W.T.
|
Tolerance
|
Tolerance rank
|
Tolerance
|
|||
6~10 | General |
±0.20
|
≦3 | General |
±14%S
|
L1 | 0~20 | |
High grade |
±0.15
|
|||||||
>10~30 | General |
±0.30
|
>3 |
High grade |
+12.5%S-10%S
|
L2 | 0~10 | |
High grade |
±0.20
|
|||||||
>30~50 | General |
±0.40
|
>3 | General |
+12.5%S-10%S
|
L3 | 0~5 | |
High grade |
±0.30
|
|||||||
>50 | General |
±0.9%D
|
High grade |
±10%S
|
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High grade |
±0.8%D
|