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Tolerance of Outside Diameter and Wall Thickness
Types |
Standard |
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SY/T5040-2000 |
SY/T5037-2000 |
SY/T9711.1-1977 |
ASTM A252 |
AWWA C200-97 |
API 5L PSL1 |
Tube end OD deviation |
±0.5%D |
±0.5%D |
-0.79mm~+2.38mm |
<±0.1%T |
<±0.1%T |
±1.6mm |
Wall thickness |
±10.0%T |
D<508mm, ±12.5%T |
-8%T~+19.5%T |
<-12.5%T |
-8%T~+19.5%T |
5.0mm |
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D>508mm, ±10.0%T |
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|
|
T≥15.0mm, ±1.5mm |
ASTM A53 |
Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless |
API 5L |
Specification for Line Pipe(Two levels PSL 1 and PSL 2 of seamless and welded steel pipes for use in pipeline transportation systems in the petroleum and natural gas industries.) |
A252 |
Standard Specification for Welded and Seamless Steel Pipe Piles |
A500 |
Specification for Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes |
A139 |
Standard Specification for Electric-Fusion (Arc)-Welded Steel Pipe (NPS 4 and Over) |
A672 |
Specification for Electric-Fusion-Welded Steel Pipe for High-Pressure Service at Moderate Temperatures |
A691 |
Specification for Carbon and Alloy Steel Pipe, Electric-Fusion-Welded for High-Pressure Service at High Temperatures |