Standards

  • ASTM A193 A193M Standard Musammantawa for Alloy-Karfe, kuma Bakin Karfe Bolting for high zafin jiki ko high matsa lamba Service, kuma Sauran Special Nufa
  • ASTM A320 A320M Standard Musammantawa for Alloy-Karfe, kuma Bakin Karfe Bolting for Low-Temperatuur Service
  • ASTM A325M-09 Standard Musammantawa for Tsarin Kusoshi, Karfe, Heat Bi 830 MPa Mafi qarancin Tensile ƙarfi
  • ASTM A563M Standard Musammantawa for Carbon da Alloy Karfe Kwayoyi (awo)