Professinal Mould Maker 1. Material: Cr12 2. Hardness:HRC 60-65 ... 38~0.40 4. Delivery time: within 30 day Professional Mould Maker: 1. Our moulds are supplied to many Taiwanese pipe ... machines: 20, 32, 50, 76, 114, 165 and 219 tube welding machinesTaiwanese machines: 40, 50, 65, 70, and 114 tube ... welding machines 5. Production process is as follows:1. Getting ready ...