Standard: JISH3300:1997,GB/T17791-2007,ASTM B280

- Top quality copper material C1220/SF-Cu/C12000

- Material pipe made by EXTRUSION process, perfect size tolerance.

- All pipes are checked by on line Eddy Current Inspection to ensure all the pipes are qualified products.

- Smooth and clean Outer/inner surface, no smudge and rust.

- Well brazed and all pass pressure test.

- Long service life and recyclable.