... ,etc 2.Diameter:6-630mm 3.Thickness:0.5-30mm 316 stainless steel seamless pipe 1:Outer diameter:Φ 12-219mm 2:wall thickness ... 'requirements.Min order quantity:upon negotiation.4:materials:304,304L ,316,316L ,321,310S and etc5:standard:GB,ISO,DIN,3A ... or wooden cases8:payment:T/T,L/C at sight 316 stainless steel seamless pipe