nodular graphite cast iron

基本解釋

This problem could be solved by using ferrite nodular graphite cast iron.
采用以鐵素體為基的蠕墨鑄鐵可解決此問題。
Better control of different layer may be essential to good combination of high-speed steel with nodular graphite cast iron.
控制好擴(kuò)散層是實(shí)現(xiàn)高速鋼與球墨鑄鐵良好結(jié)合的關(guān)鍵。
Experimental results showed that above gas nitrocarburing of nodular graphite cast iron crankshaft are superior to those of forged steel crankshaft.
試驗(yàn)結(jié)果表明：球鐵曲軸的上述性能均優(yōu)于鍛鋼曲軸。