We provide: 1. General specifications Size: o.D.9.9mm to o.D. 2000mm; w.T. 0.4mm to 25mm. Application: chemical, pulp, water treat, food, automobile, oil & gas, petrochemical equipment, onshore and offshore poject. Standards: gb, astm, jis, astm a789, astm a790 Materials: 304, 304l, 316, 316l, 31803, 32750, 32760, 32205 2. Stainless steel pipe: astm a312, astm a358, astm a778 3. Large diameter stainless steel pipe(o.D. Can be made up to 80"): astm a312, astm a358, astm a409, cns 13517 g3259, jis g3468 4. Stainless steel tube for boiler, heat-exchanger and feedwater heater: astm a249, astm a269, astm a688, cns 7383 g3142, jis g3463 5. Stainless steel mechanical tube: astm a554, cns 5802 g3119, jis g3446