JS FITTINGS ndi akatswiri opanga zida zopangira mapaipi a buttweld ndi fakitale ku China, odziwika bwino popereka zoyikira mapaipi amafuta amafuta amafuta ndi mtengo wamba. Pa mtengo wamatchulidwe, lemberani tsopano.
Chitsulo cha carbon: ASTM/ASME A234 WPB-WPC
Chitsulo chachitsulo: ASTM/ASME A234 WP 1-WP 12-WP 11-WP 22-WP 5-WP 91-WP 911
Chitsulo chosapanga dzimbiri: ASTM/ASME A403 WP 304-304L-304H-304LN-304N
ASTM/ASME A403 WP 316-316L-316H-316LN-316N-316Ti
ASTM/ASME A403 WP 321-321H ASTM/ASME A403 WP 347-347H
Chitsulo chotsika kutentha: ASTM/ASME A402 WPL 3-WPL6
Chitsulo chogwira ntchito kwambiri: ASTM/ASME A860 WPHY 42-46-52-60-65-70
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