特種鑄鐵焊絲適合全方位工藝焊接，可以焊接幾乎所有的鑄鐵母材，并且很容易實(shí)現(xiàn)鑄鐵與碳鋼的異種焊接，解決如基體斷裂、裂紋、磨損、補(bǔ)洞的缺陷，焊接后完全可以進(jìn)行機(jī)械加工，很多場合應(yīng)用在引擎殼體、汽缸蓋、機(jī)器基座、鑄造齒輪的輪齒等各類鑄鐵件。
鑄鐵名稱...............代號牌號..................表示方法實(shí)例
灰鑄鐵....................HT.........................HT100
蠕墨鑄鐵..................RuT........................RuT400
球墨鑄鐵..................QT.........................QT 400--17
黑心可鍛鑄鐵..............KHT........................KHT300-06
白心可鍛鑄鐵..............KBT........................KBT350-04
珠光體可鍛鑄鐵............KZT........................KZT450-06
耐磨鑄鐵..................MT.........................MT Cu1PTi-150
抗磨白口鑄鐵..............KmBT.......................KmBTMn5Mo2Cu
抗磨球墨鑄鐵..............KmQT.......................KmQTMn6
冷硬鑄鐵..................LT.........................LTCrMoR
耐蝕鑄鐵..................ST.........................STSi15R
耐蝕球墨鑄鐵..............SQT........................SQTAl15Si5
耐熱鑄鐵..................RT.........................RTCr2
耐熱球墨鑄鐵..............RQT........................RQTA16
