... tube/pipe 2) Certificate: ISO9001: 2000, PED(Pressure Equipment Directive), API 5L, API 5CT, TS16949, DNV, KR 3) Standard: ASTM/ASME - A106 ... 0), DIN17175(ST35.8/ST45.8), DIN2391(ST35/ST45/ST52) API - LINE PIPE(B/X42/X46/X52/X60, PE/BE), TUBING ... Test), Surface and Dimension Test, No-destructive Test, Hydrostatic Test. 11) Surface treatment: Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting. ...