焊接钢管

• Seamless and welded steel tubes - dimensions and masses per unit length
  无缝和焊接钢管.尺寸和每单位长度的质量
• Steel strips for welded steel pipe
  焊接钢管用钢带
• Welded stainless steel tubing
  不锈钢焊接钢管：
• Welded carbon steel tubing
  碳钢焊接钢管
• Standard specification for seamless and welded steel pipe for low - temperature service
  低温设备用无缝和焊接钢管的标准规范
• Spiral welded steel pipe
  螺旋焊接钢管
• Standard specification for pipe , steel , hot - dipped zinc - coated galvanized welded , for fence structures
  栅栏结构用热浸镀锌焊接钢管
• Seamless and welded steel tubes - general tables of dimensions and masses per unit length
  无缝和焊接钢管.单位尺寸和重量的通用表格
• Gas supply systems - welding steel pipework - functional requirements ; german version en 12732 : 2000
  燃气供应系统.焊接钢管.功能要求
• Welded steel tubes for pressure purposes - technical delivery conditions - stainless steel tubes
  压力用途焊接钢管.交货技术条件.不锈钢管