Amadokhumenti

  • I-ASTM A700-2014
    I-ASTM A700-2014
  • I-ASTM A700-2005
    I-ASTM A700-2005
  • I-SAE-j403-2001
    I-SAE-j403-2001
  • I-EN10210-1
    I-EN10210-1
  • I-DIN 2391-2-Chinese
    I-DIN 2391-2-Chinese
  • I-DIN-2391-1-isiShayina
    I-DIN-2391-1-isiShayina
  • I-DIN 2391-2-1994 , I-Seamless Precision Steel Tubes
    I-DIN 2391-2-1994 , I-Seamless Precision Steel Tubes
  • I-DIN2391-1
    I-DIN2391-1
  • I-GOST 8733 GOST 8734
    I-GOST 8733 GOST 8734
  • I-ASTM A519-2012
    I-ASTM A519-2012
  • I-ASTM A519
    I-ASTM A519
  • I-ASTM A513
    I-ASTM A513
  • I-ASTM A500
    I-ASTM A500
  • GBT-3696-2009
    GBT-3696-2009
  • BS1387-1985钢管和管件标准
    BS1387-1985钢管和管件标准
  • GB 50540-2009 石油天然气站内工艺管道工程施工规范 (含2012年版修改内容)
    GB 50540-2009 石油天然气站内工艺管道工程施工规范 (含2012年版修改内容)
  • I-JIS-G3461-1988-锅炉及热交换用碳素钢钢管
    I-JIS-G3461-1988-锅炉及热交换用碳素钢钢管
  • I-GBT9711-2011
    I-GBT9711-2011
  • I-ASTM-A36
    I-ASTM-A36
  • I-ASTM-A770特殊钢板
    I-ASTM-A770特殊钢板
  • EN10297-1
    EN10297-1
  • Ikhathalogi ye-Sanon Pipe
    Ikhathalogi ye-Sanon Pipe
  • I-GBT3639-2009
    I-GBT3639-2009
  • I-GBT17396-2009
    I-GBT17396-2009