The paper points out the optimum chemical composition of chromium-manganese series low alloycaststeel.
提出了铬锰硅系低合金钢的最佳成份范围。
2
Products: series of casting for mine, cement, metallurgy, heavy duty equipment, bridge project, heavy duty auto etc. , Which including of caststeel, alloysteel, height alloycaststeel.
矿山、水泥、冶金、重型设备、桥梁工程、重型汽车等系列，碳钢、合金钢、高合金钢铸钢件。
3
These are graphite, high silicon cast iron, lead silver alloy, platinum, and even scrap steel rails.