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Length: 6m
vanish coated or chromate coated
Tolerance: as follow standard BS, ASTM, JIS...
Loading in container 20' or 40'
(ERW CARBON BLACK & GALVANIZED PIPES - STANDARD BS 1387-1985)
C | Mn | P | S | |
% | % | % | % |
|
| Tensile test | Bend test | Flattening test | Leak tightness test | ||||||
T.strength | Yield point | Elongation | Category | Angle of bending | Inside radius | Weld position | Weld point | Non-weld point | |
| Black pipe | 180o | 6 D | 90o | 0.75 D | 0.60 D | ||||
| Min. 28 (285) | Min. 20 (196) | Min. 30 | Galva. pipe | 90o | 8 D | 51 Kgf/cm2 | |||
Remark: D: Outside diameter
| Tolerance | |||
| Weight | - 8% | + 10% | |
Thickness | - Light -Medium, heavy | -8% -10% | not specified not specified |
Length
| -0 mm | + 30 mm | |
