... pipe for construction 1)OD:4mm-50mm; WT: 0.5mm-5mm 2)Certificate: ISO9001:2008 3)EN10305-1 DIN2391 -product name-main material ... /A213mhigh-temperature resistant,Low temperature-resistant, corrosion-resistant Seamless pipe for Petroleum, chemical, electric power,Boiler industry16-824×2-100 Casing ... -426*1.5-4.5 line pipe 5L GR.B, X52,X60 API-for petroleum,natural gas, industrial dilivery(gas,water,oil ...