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1. Seamless Steel Pipe:
METERIAL: 20＃ Seamless; ASTM A106. GRB/A53. GRB/API 5L. GRB , DIN, EN, GB/T8162 / 8163
TENSILE STRENGTH (MPa)≥415
YLELD POINT:≥240
CHEMICAL COMPOSITION(%)
ASTM A106 Gr B
C≤0.30; Si≥0.10; Mn:0.291.06; P≤0.035; S≤0.035; Cr≤0.40; Mo≤0.15; Cu≤0.40; Ni≤0.40; V≤0.08
ASTM A53 Gr B
C: 0.42-0.50; Si: 0.17-0.37; Mn: 0.50-0.80; P≤0.035; S≤0.035; Cr≤0.25; Cu≤0.25; Ni≤0.25
W.T TOLERANCE: ±12.5%
O.D TOLERANCE:
ASTM A53 GrB D<48.3 ±0.4/-0.79mm
D≥48.3 ±1%
ASTM A106 GrB D<48.3 ±0.4/-0.79mm
D48.3-114.3 ±0.79mm
D≥114.3 ±1.59/-0.79mm
SURFACE: Oiled or black painted to prevent rust
USAGE：Be widely used for heat exchange, structure, machinery, liquid transportation.
LENGTH: 3.7-11.8m
SIZE: O.D.: 1/8" to 24"
W.T.: SCH 5, SCH 10, SCH 20, SCH 40, SCH 80, SCH 160, SCH XXS
PACKAGING: Hexagonal shape bundles wrapped with strong steel strip and plastic cap or according to customers'requests
Main Export Market: Middle East, Southeast Asia, Europe and America, South America, Africa and so on.
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