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管材:
優(yōu)質碳素鋼無縫管 :
10# 20# 35# 45# 20Mn 25Mn 40Mn 50Mn 65Mn 1O20 1025 1030 1035 1040 1045 1050 1055
低合金鋼高強度無縫管 :Q275 S237JR S275J2 (Q345 A B C D)S355JR (Q390 A B C D) (Q420 A B C D) (Q690 A B C D)
合金鋼結構無縫管 :27SiMn 20Mn2 40Mn2 30Mn2 27SiMn 20Cr 40Cr 12crmo 20crmo 30crmo 35crmo 42crmo 20crnimo 40crnimo 8620H 30CrMnSiA 35CrMnSiA 20crmnmo 40crmnmo 20crmnti 30crmnti
高壓鍋爐無縫管:20G SA106B SA210C 15Mo3 16Mo3 12Cr1Mov 12Cr1MoVG 1Cr9Mo 1CrMo9-10 T23 T1 T11 T2 T22 T5 T9 T91 T92 T23 12Cr2MoWVTiBC TP347H