... :1-60mm 3.material:P11,P12,P91 12Cr1MoVG alloy steel tubes1.Payment:TT and LC 2.the delivery ... requirementsPayment:T/T, L/C at sightMinimal qty of order:20 tonssurface:Bevel,varnish,or end protection ... Co., LtdCountry: ChinaCompany Address: A Dist.33,Steel Market,Fenghuang Industry Park,Dongchangfu Dist.,LiaochengMobile:0086-13326353000Tel ... : http://ztwz.en.alibaba.com/ 12Cr1MoVG alloy steel tubes