鋼種：10/20/20G/35/45/27SiMn/16Mn/15CrMoG/12Cr1MoVG/1Cr5Mo/12CrMo/12Cr2Mo/ST52/Q345B/Q345C/Q345D/Q345E/ST37/P5/P11/P12/P22/T22/T12//T11/T5/20Cr/40Cr/A210A1/SA210A1/A210C/SA210C/ST35.8/ST45.8/ST35/ST45/ST44.2/ST44-4/ST52-4/ST37-4/STB340/STB35/STB410/STB42/STB510/STB52/STPG370/STB35/STPG410/STB38/13CrMo44/16Mo3/10CrMo910/L245/L290/L320/L360/Gr.B/Gr.1/Gr.6/X42/X46/X52/35CrMo/42CrMo/STBA25/STBA23/STBA22/STBA24/E355/E235/E215/E255/C35E/C45E/42CrMo4/16MnDG/37Mn5/25Mn2/36Mn2V/J55/K55/N80/P195TR1/P195TR2/P235TR1/P235TR2/P265TR1/P265TR2/P195GH/P235GH/P265GH/13CrMo4-5/10CrMo9-10/CFS320/HFS320/STS370（STS38）/STS410（STS42）/STS480（STS49）/STPT370（STPT38）/STPT410（STPT42）/STPT480（STPT49）/TS 1/TS 4/TS 9/TS 18/C 35/TS 360/TS410/TS430/TS500 /PH23/PH26/PH29/PH35/8CrMo4-5/11CrMO9-10TA/11CrMo9-10TN-TT/STK290/STK400/STK490/ CFS-3/C22/Ck22/Cm22/Ck35/Cm35/C45/Ck45/Cm45/36Mn5/41Cr4/STKM11A/STKM12A/STKM13A/STKM14A/STKM18A/STKM19A/GCr15等

兩種材料均可以用870度淬火,油冷,然后600-610度回火就可以了.沒有多少區(qū)別,有的區(qū)別就是前者溫度可稍微偏高(淬火與回火都一樣),而后者溫度偏低一點.在淬火加熱過程中均要注重保護,防止脫碳,尤其是38crsi.38crsi淬火、回火應(yīng)該入油冷卻避免回火脆性的出現(xiàn).

這是一種高強度、中等韌性的鋼，它的淬透性比40Cr稍好，在油中臨界淬透直徑達25~83.5mm;鋼的可切削性尚好，但熱處理時有回火脆性傾向，且冷變形塑性低、焊接性差。