| 摘要 |
FIELD: process engineering.SUBSTANCE: invention relates to metallurgy. Proposed line comprises the components that follow. Material store table, feed truck, recoiler, straightener, cutting and butt welding machine that can displace the sleeve, trimmer, steel sheet flaw detector, lifting table, steel pipe forming device, welding device, haul device, heat processing device, cooling device, gaging and rolling machine with stiff plates, machine to cut preset-length pipes and discharge rack.EFFECT: high efficiency and reliability, stable and friendly operation, lower costs.6 cl, 4 dwg |
