钢管配件

• Steel butt - welding pipe fittings ; reducers for use at full service pressure
  对焊钢管配件.第2部分:满工作压力条件下使用的减压器
• Steel butt - welding pipe fittings ; eccentric reducers with reduced pressure factor
  对焊钢管配件.第1部分:压力减缩系数的偏心减压器
• Specification for steel pipe fittings , screwed and socket - welding for the petroleum industry
  石油工业用钢管配件螺旋管接头和套管焊接规范
• Steel fittings for railway vehicles - pipe nipples , double pipe nipples , swadged nipples
  有轨车辆用钢管配件.短管接头.双端短管接头.过渡接头
• Steel tubes , fittings and structural hollow sections - symbols and definitions of terms for use in product standards
  钢管配件和结构空心型材.产品标准中术语的符号和定义
• Steel tubes , fittings and structural hollow sections - symbols and definitions of terms for use in product standards
  钢管配件和结构空心型材.用于产品标准的术语的符号和定义
• Steel tubes , fittings and structural hollow sections - symbols and definition of terms for use in product standards ; german version en 10266 : 2003
  钢管配件和结构空心型材.产品标准中使用的符号和术