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          Huai’an Zhenda Steel Tube Manufacturing Co.,LTD

          Low-M-terp. Pipe

          Application Low-M-terp. Pipe 
          Grade10# 
          20# 
          StandardGB 3087-2008
          CertificationФ159~Ф720×4.5~50
          Product( “0”means it could be made)

          WTK OD

          >159
          ~177.8
          >177.8
          ~219
          >219
          ~273
          >273
          ~325
          >325
          ~356
          >356
          ~377
          >377
          ~426
          >426
          ~508
          >508
          ~720
          ≥4.0~5.00 0 0 0 0     
          >5.0~7.00 0 0 0 0 0 0   
          >7.0~8.00 0 0 0 0 0 0 0  
          >8.0~10.50 0 0 0 0 0 0 0 0 
          >10.5~13.00 0 0 0 0 0 0 0 0 
          >13.0~20.00 0 0 0 0 0 0 0 0 
          >20.0~25.0  0 0 0 0 0 0 0 
          >25.0~30.0  0 0 0 0 0 0 0 
          亚洲午夜理论无码电影_中文字幕 制服 亚洲 另类_亚洲另类无码久久久_亚洲Aⅴ有码无码乱码