STEEL Qib:
BS 1387: Chav A, Chav B, Chav C
EN10210 / EN10219: S235, S235JR, S235J2H, S275, S275JR, S355JRH, S355J2H
API 5L: GRA, GR.B, X42, X46, X52, X56, X60, X65 X70
ASTM A53: GRA, GRB
ASTM A252: GR.1, GR.2, GR.3
ASTM A500: GRA, GRB, GRC, GR.D
GB / T9711: L175, L210, L245, L290, L320, L360, L290, L320, L360, L390, L415, L450, L485, L555
GB/T3091, SY/T5037: Q195, Q215, Q235, Q275, Q295, Q345
kab ntau lawm: raw khoom kuaj--kawg tab welding-- phaj pub--ntug crimping--ntug-phaj UT--ntug milling thiab beveling{{6 }}ntug crimping--forming--tack weld thiab kho-sab hauv phab ntsa dedusting-- sab hauv vuam-- sab nraud vuam- tshem tawm qhov kawg tab thiab slag--UT test --welding thiab yeeb nkab X-ray xeem--mechanical expansion--hydrostatic test-- yeeb nkab kawg sib tsoo{19}} straightness thiab roundness-- kawg tig thiab beveling--UT test-- vuam thiab yeeb nkab X-ray kuaj--kev tshuaj xyuas zaum kawg-- paintingandmarking-- khaws cia-- xa khoom.
Cim npe nrov: welding dub hlau yeeb nkab
