... tube, 2. Production based on DIN2391, EN10305-1, EN10305-3 , 3. High precision on ... .Delivery: Within 30 days.1.steel tube2. Production based on DIN2391, EN10305-1, EN10305-3.3. High ... ST37, ST45, ST52, E235, E355.Tube OD: 5-80mmTube WT: 1.5-8mmCondition: BK, BKW, BKS, NBK, GBK.Management standard ... wooden case packing for sea transportation.EN10204/3.1 mill test certificate is sent together with goods. ...