Variety | Grade | state | shape | Specification (mm) | use | Executive standard |
Copper tube series | T2 TP2 | M(Soft) Y2(1/2 Hard) Y(Hard) | Straight | Outer diameter: φ3-328.0 Wall thickness (W.T.): 0.5-15.0 | Air conditioning pipe Heat exchanger tube Water and gas pipeline | GB/T 1527-2017 GB/T 18033-2017 ASTM B88M-2013 |