鑄鐵牌號(hào)的表示方法:(根據(jù)GB5612-85)
各種鑄鐵代號(hào),由表示該鑄鐵特征的漢語(yǔ)拼音字母的第一個(gè)大寫(xiě)正體字母組成。當(dāng)兩種鑄鐵名稱的代號(hào)字母相同時(shí),可在該大寫(xiě)正體字母后加小寫(xiě)正體字母來(lái)區(qū)別。同一名稱鑄鐵,需要細(xì)分時(shí),取其細(xì)分特點(diǎn)的漢語(yǔ)拼音第一個(gè)大寫(xiě)正體字母,排列在后面。
鑄鐵名稱,代號(hào)及牌號(hào)表示方法
鑄鐵名稱...............代號(hào)牌號(hào)..................表示方法實(shí)例
灰鑄鐵....................HT.........................HT100
蠕墨鑄鐵..................RuT........................RuT400
球墨鑄鐵..................QT.........................QT400-17
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
奧氏體鑄鐵................AT.........................----