... steel pipes 1.12Cr1MoVG seamless alloy steel pipe 2.OD:10-1260mm WT:1-60mm 3.material:P11,P12,P91 Q235 alloy steel ... 12m or as customer demandUsed areaPetroleum,chemical,power, gas, water, metallurgy, shipbuilding, construction, etc Or ... ., LtdCountry: ChinaCompany Address: A Dist.33,Steel Market,Fenghuang Industry Park,Dongchangfu Dist.,LiaochengMobile:0086 ... .preview.alibaba.com/ Q235 alloy steel pipes