按材質可分為：

鑄鐵名稱.................... 代號牌號..................表示方法例項

灰鑄鐵伸縮器....................HT.........................HT DN**

球墨鑄鐵伸縮器..................QT.........................QT 400 DN**

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

耐蝕鑄鐵伸縮器 ..................ST.........................STSi15R

耐蝕球墨鑄鐵伸縮器 ..............SQT........................SQTAl15Si5

耐熱鑄鐵伸縮器..................RT.........................RTCr2

耐熱球墨鑄鐵..............RQT........................RQTA16

奧氏體鑄鐵................AT.........................----