无缝碳素钢与合金钢机械用管/Seamless carbon and Alloy Steel Mechanical Tubing
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.: 6.0~323.0 壁厚 W.T.: 1~30 长度 L: max 12000
钢号及化学成分/Grade and Chemical Composition (%)钢级GradeC ≤M ≤P ≤S ≤Cu ≥Ni ≤Cr ≤Mo ≤V ≤
A0.250.950.050.0450.400.400.400.150.08
B0.301.200.050.0450.400.400.400.150.08
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≥20520Annealed
B≥415≥24020Annealed
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
美标无缝钢管询价中BE/PE代表什么意思?
BE BEVELLED END 坡口端面,坡口焊接时容易焊透。
PE PLAIN END 平口
方管协会中午报道BE是指DN50以上管线的管子
PE指DN40以下的管线的管子