Standard: ASTM A312,ASTM A269,GB/T14976,DIN17456,JIS3459
Steel Grade: TP304,TP304L,TP316,TP316L,TP317,TP317L,TP309S,TP310S,TP321,TP347
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: Cold Drawn(Rolled) Steel Pipe Outside Dia. mm Steel Wall Thickness mm Length mm O.D.
Dimensions & Tolerance
|
Cold Drawn(Rolled) Steel Pipe |
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
|
|||
| High grade |
±0.8%D
|