Beijing High-Quality Steel Export CO., LTD
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Place of Origin: | Beijing, China (Mainland) |
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As per ASTM A53, BS1387, , GB/T13793, GB/T3091, GB/T 6728, GB/T6725
Surface treatment: galvanized or coated with oil or black color to prevent rusting.
Length 5.8M /6M or as per customer’s request.Minimum order: 50MT per size
Commodity |
Size |
Size tolerance |
Thickness |
Length Tolerance |
Circle Pipe |
Φ13~Φ25.4 |
±0.10 |
0.5~1.5 |
+50mm |
|
Φ18~Φ25.4 |
±0.10 |
1.5~2.0 |
+50mm |
|
Φ25.4~Φ34 |
±0.10 |
0.7~2.0 |
+50mm |
|
Φ34~Φ50.8 |
±0.12 |
0.8~3.0 |
+50mm |
|
Φ50.8~Φ79.2 |
±0.12 |
1.0~3.0 |
+50mm |
Square Pipe |
16×16~25.4×25.4 |
±0.15 |
0.7~2.0 |
+50mm |
|
30×30~50×50 |
±0.20 |
1.0~3.0 |
+50mm |
|
60×60 |
±0.15 |
0.7~2.0 |
+50mm |
|
100×100--200×200 |
±0.60 |
3.0~6.0 |
+50mm |
Rectangle Pipe |
10×20~20×40 |
±0.20 |
0.8~1.5 |
+50mm |
|
20×40~30×50 |
±0.25 |
1.0~2.5 |
+50mm |
|
25×70~38.1×76.2 |
±0.25 |
1.2~2.5 |
+50mm |
|
30×60~40×80 |
±0.30 |
1.2~2.5 |
+50mm |
|
120×60~150×250 |
±0.60 |
3.0~6.0 |
+50mm |
Ellipse Pipe |
Φ10×20~Φ20×40 |
±0.20 |
0.8~1.5 |
+50mm |
|
Φ30×60~Φ20×100 |
±0.30 |
1.2~2.5 |
+50mm |
Msn: