Key Specifications/Special Features: Standard: American ASTM B88 seamless copper tube for water, gas and sanitation Chemical composition: C12200 Temper: hard, half hard Type: K, L and M Specification: OD 3/8, 1/2, 5/8, 3/4, 7/8, 1 1/8, 1 3/8, 1 5/8, 2 1/8, 2 5/8 and 3 1/8 inches Standard: American standard ASTM B280 seamless copper tube for air conditioning and refrigeration field service Chemical composition: C12200, C12000 Temper: hard, half hard, annealed Specification: OD 3/8, 1/2, 5/8, 3/4, 7/8, 1 1/8, 1 3/8, 1 5/8, 2 1/8, 2 5/8 and 3 1/8 inches Standard: European standard EN1057 seamless, round copper tubes for water and gas in sanitary and heating applications Chemical composition: copper minimum 99.9%, 0.015%<=P<=0.040% Temper: hard, half hard, annealed Specification: OD 15mm, 22mm, 28mm, 35mm, 42mm, 54mm, 66.7mm, 76.1mm Wall thickness type: class X, class Y Payment Details: Payment Terms: L/C or T/T Delivery Details: FOB Port: Ningbo or Shanghai Lead Time: 1 - 20 days