There are various kinds of our products available for export, especially stainless steel welded tube for electrical heating device, thermal exchange, cooling, liquid transportation, and precise fine tubes. Specific introduction as follows: 1) Stainless steel tubes for electrical heating device: a) Production standard: ASTM A269 or other country standards b) OD: 6-25.4mm c) Wall-thickness: 0.4-1.5mm d) Material: 304, 304L, 321, 316L, 309S, 310S, 800, 825, 840 2) Stainless steel tubes for thermal exchange, cooling, liquid transportation and for industrial purpose: a) Production standard: ASTM A-249, ASTM A213 and other country standards b) OD: 6-50.8mm c) Wall-thickness: 0.4-2.5mm d) Material: 304, 304L, 321, 316L 3) Precise fine tubes: a) Applications: car, electronics, aviation, medical apparatus, resources, apparatus meter b) Material: 304, 304L, 316 c) Higher precision and smooth inside and outside wall d) OD: 2.0-12mm e) Wall-thickness: 0.15-1.0mm 4) Stainless steel tube coil (tubing supplied in coiled from) for cooling, liquid transportation: a) OD: 6-23mm b) Wall-thickness: 0.4-1.0mm (usually OD: 6,8, 9.5mm, wall-thickness: 0.4, 0.5, 0.6mm) c) Material: 304, 304L, 316 d) Maximum length: 1,000m/kg There are also stainless steel tubes for house appliance and lighting facility.