alloy Alloy Or Not cheap copper pipe/cheap copper tube
1. Pacake coil copper pipe for air condition, refrigerator, heat exchanger, etc.
2. Standard: ASTM B280, JIS H3300, EN12451, BS2871, DIN1785
3. Alloy: C12200, C12000, C11000
4. Certificate: ISO9001,14001, 18001
Temper: hard, half hard, soft