13CrMo44 alloy steel pipe: 1. Factory sell 2. OD:8-450mm 3. ... ,A335,P11/JIS G3455,G3464,G3460,G3462,G3458/DIN st52,st35N,13CrMo44/ BS3059.3T53,GB 16Mn,12CrMo,35CrMoO.D ... East, America, EuropeWe supply 13CrMo44 alloy steel pipe ,seamless steel pipe,alloy steel pipe,if you are interested in our products,please ... Phone: 86 18051500762Trademanager: cn1000535016Skype:Crystal2295200 13CrMo44 alloy steel pipe