... -65 4. Delivery time: within 30 days Forming Roller: 1. Forming rollers will be installed onto forming roll stands to roll the strip into ... pipe shape. 2. Applicable to different models of pipe mills as follows:Domestic machines ... : 20, 32, 50, 76, 114, and 165 tube welding machinesTaiwanese machines: 40, 50, 65, 70, and ...