cast iron pipe

• Hubbed slip - on - welding and hubbed socket welding cast iron pipe flanges
  带颈平焊和带颈承插焊铸铁管法兰
• Synotic table for cast iron pipe flanges
  铸铁管法兰类型
• Zinc coating machine for casting iron pipes
  铸管喷锌机
• Cast iron pipe flanges and flanged fittings - classes 25 , 125 , and 250
  铸铁管法兰及法兰配件.等级25 125和250
• Cast iron pipe flanges and flanged fittings , class 25 , 125 , 250 , and 800
  25 125 250和800级铸铁管法兰和法兰配件
• Integral cast iron pipe flanges
  整体铸铁管法兰
• Cast iron pipe blank flanges
  铸铁管法兰盖
• Fauceting cast iron pipes and fittings with flexible joint for building drainage
  建筑排水用柔性接口承插式铸铁管及管件
• Rules for the inspection of general - purposesteel and cast iron pipe fittings for export
  出口通用钢制和铸铁管件检验规程
• Application of cement mortar lining for cast iron pipes , steel pipes and fittings
  铸铁管钢管和管接头的水泥砂浆管衬料的应用