Chromium - vanadium steel wire rod, wire and springs - highduty ground wire - hardened and tempered - specification.
铬钒钢盘条金属丝和弹簧。高负荷地线。淬火和回火。规范。
2
Rough grinding with constant loading force and high-speed heavy-duty is the basic process for large steel conditioning and heavy roll rough machining.
恒加载力高速重负荷荒磨是大型钢坯修磨和重型轧辊粗加工的基础工艺。
3
Portable powerful instant gas air heater, enclosed gas controls, heavy-dutysteel construction, equipped with high performance fan auto shut off if power is interrupted or flame is extinguished.