按照材料分类有:碳钢、不锈钢、合金钢、pvc、塑料等连接方法有:螺纹连接、焊接、熔接供应鑫润五金碳钢DN15-DN100美标螺纹管古按其制造工艺来分可分为锻制和铸造两种。锻制锻制是指用钢锭或圆棒加热锻打成型后,上车床加工螺纹后而成。铸造铸造是指将钢锭熔化后倒入一个固定的管箍的模型后,待其冷却后而成。供应鑫润五金碳钢DN15-DN100美标螺纹管古管箍的主要制造标准一般有GB/T14383、ASMEB16.11、BS3799。供应鑫润五金碳钢DN15-DN100美标螺纹管古管箍图片螺纹管箍参数表公称通径管箍长度外径螺纹长度NominalDiameterTheLengthofCouplingandCapOutsideDiameterLengthofThreadEFDDNNPS3000LB6000LB3000LB6000LB3000LB6000LBBL2Sch160XXSSch160XXSSch160XXS61/8323219-16226.56.581/4353525271925810103/8383825272232910.5151/24848323329381113.5203/451513738354412.51425160604143445714.517.5321.1/46767444657641718401.1/27676444864761818.55028686485176921919652.1/2929260649210823.52980310810865681081272630.51004121121687514015927.533