420 alagbara, irin awojẹ ti irin alagbara martensitic, eyiti o ni awọn idiwọ yiya ati resistance ipata, lile giga, ati pe idiyele jẹ kekere ju awọn abuda irin alagbara irin miiran. 420 irin alagbara, irin dì ni o dara fun gbogbo iru awọn ti konge ẹrọ, bearings, itanna onkan, ẹrọ, ohun elo, mita, awọn ọkọ ti, ìdílé onkan, ati be be lo.
Ilana alase China 420 alagbara, irin:
GB/T 3280-2015 “Irin Alagbara Irin Tutu Yiyipo Irin Dìti ati Adiyọ”
GB/T 4237-2015 “ Irin alagbara, irin gbigbona, irin awo ati rinhoho”
GB/T 20878-2007 “irin alagbara ati awọn giredi irin sooro ooru ati akopọ kemikali”
420 irin alagbara, irin awo ni China:
Awọn ipele titun: 20Cr13, 30Cr13, 40Cr13.
Awọn ipele atijọ: 2Cr13, 3Cr13, 4Cr13.
Awọn abuda ati awọn lilo ti China 420 irin alagbara, irin dì:
20Cr13 irin alagbara, irin: líle ti o ga ni ipo ti o pa, resistance ipata to dara. Fun nya tobaini abe.
30Cr13 alagbara, irin: Lile ju 20Cr13 lẹhin quenching, lo bi gige irinṣẹ, nozzles, àtọwọdá ijoko, falifu, ati be be lo.
40Cr13 irin alagbara, irin: Le ju 30Cr13 lẹhin quenching, lo bi gige irinṣẹ, nozzles, àtọwọdá ijoko, falifu, ati be be lo.
Akoko ifiweranṣẹ: Jul-31-2023