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ASTM A53

Class:Carbon & Alloy Steel Seamless Tubes
About this product:

标准: ASTM A53

无镀层及热浸镀锌焊接与无缝公称钢管/Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
Application: 适用于作受力及承压件,也可用于一般用途的蒸汽、水、气体及空气管线。
For mechanical and pressure use,and also for transporting steam,water,gas and etc.
Size(mm): 外径 O.D.: 6.0~630.0 壁厚 W.T.: 1~50长度 L: max 26000
钢号及化学成分/Grade and Chemical Composition (%)
钢级Grade C ≤ M ≤ P ≤ S ≤ Cu ≥ Ni ≤ Cr ≤ Mo ≤ V ≤
A 0.25 0.95 0.05 0.045 0.40 0.40 0.40 0.15 0.08
B 0.30 1.20 0.05 0.045 0.40 0.40 0.40 0.15 0.08
机械性能/Mechanical Properties:
钢号
Grade
抗拉强度
Rm Mpa Tensile Strength
屈服点
Mpa Yield Point
伸长率A%
Elongation
交货状态 Delivery Condition
A ≥330 ≥205 20 Annealed
B ≥415 ≥240 20 Annealed
尺寸偏差/Dimension Tolerances:
钢管类型 Pipe Type 钢管尺寸 Pipe Sizes 允许偏差 Tolerances
冷拔管 Cold Drawn 外径 OD ≤48.3mm ±0.40mm
壁厚 WT ≥60.3mm ±1%mm