... 2-14mm DIN1629,ST37.0,ST44.0,Seamless steel pipe 1) Cold drawn seamless steel tube/pipe2) Certificate:ISO9001:2000,PED(Pressure ... Equipment Directive),API 5L, API 5CT, TS16949,Mill Test Certificate EN10204/3 ... black painted, shot blasted, hot dipped galvanized or phosphate coating)7Third party inspection: BV, SGS, Lloyds8) Capacity:3500ton/month