... 9001, SGS, BV, etc. Tensile strength galvanized steel pipe 1.Specification Type PipePipe Size1/2"—48" ( ... ,STB42,STS42,STPT49,STS49Applicationpetroleum, construction ,shipbuilding,smelting, aviation, power, foodstuff, papermaking, chemical, medical equipment, boiler heat, exchanger ... FBE, 3PE,etc.PackagePlastic caps on both ends, Steel bundle,Woven bagOr on customers' requestCertificateISO9001,SGS,BV, ...