1/4''-24'',13mm-610mm,carbon steel pipe welded pipe galvanized pipe, seamless steel pipe spiral ... %ChemicalC:<0.30%,SI:>0.10%,MN:0.29-1.06%,P:<0.035%,S:<0.035%,Cu:<0.40%,Ni<0 ... strip, bundles, Caps, Plastic wrap, loading belt, or as customer's requestAdvantagehigh wear-resisting ,aging resistant , service life is long, high ...