Location : Home > Products
API 5L seamless steel pipe
API 5L seamless steel pipe
(1)Standard: API 5L
(2)Material: 20#, 45#,16Mn,Q235,Q345, X42, X46, X52, X56, X60, X65, X70, X80
(3)Diameters from 21.3mm to 812.8mm, wall thickness from 2.11mm to 59.54mm.
(4)Technique: hot rolled.
(5)Surface protect: varnish or black painting to prevent rust.
Black surface finish, galvanized. bevel end or plain.
(6)Place of origin: Tianjin, China.
(7)Application: seamless steel pipes for equipment, pipelines, vessels, pipe fittings and so on.
(8)Packing: bundles, seaworthy wooden cases, container.
|
Standard |
Tolerance of outer diameter (mm) |
wall thickness (mm) |
||
|
Outer diameter |
Toleranceof outer diameter |
≤130mm |
>130mm |
|
|
GB/T8162-1999 |
>50 |
+1% |
S≤4 4-20 S>20 |
S±12.5% +15% -10% ±12.5% |
|
GB/T8163-1999 |
ALL |
+1%, min +0.5mm Tolences of hot-finished steel pipe |
ALL |
+15% -10% |
|
ASTM A53 |
<48.3 >60.3 |
+0.4mm -0.79mm +1% |
ALL |
±12.5% |
|
ASTM A106 |
<48.3 48.3-114.3 >114.3 |
+0.4mm -0.79mm +0.79mm +1.59mm -0.79mm |
ALL |
±12.5% |
