ni pato
1.3343/M2 irin jẹ ẹya erogba ti o ga julọ ti ọpa M1 (irin iyara giga molybdenum). 1.3343 alloy ni o ni itumo ti o dara ju resistance resistance ju M1. Agbara giga pupọ si rirọ ni awọn iwọn otutu ti o ga. Gidigidi ga resistance lati wọ. Ti o dara toughness ati gige agbara.
Idahun lile lile.
ohun elo:
Yiyi lilu, taps, milling cutters, reamers, broaches, ays, ati awọn oriṣiriṣi awọn ọbẹ.
Awọn alaye apejuwe:
M2 / 1.3343 awọn iwe
tiwqn
C | Mn | Si | Cr | W | Mo | V |
0.85 | 0.28 | 0.30 | 4.15 | 6.15 | 5.00 | 1.85 |
OHUN ENIYAN KAN
Iṣatunṣe ti Imugboroosi Gbona (65-66 HRC) | |||
Iwọn otutu︒F | nínú/ní︒F×10-6 | Iwọn otutu︒C | mm/mm︒C × 10-6 |
70-200 | 5.69 | 21-93 | 10.23 |
70-400 | 6.09 | 21-204 | 10.95 |
70-600 | 6.42 | 21-316 | 11.55 |
70-800 | 6.67 | 21-427 | 12 |
70-1000 | 6.97 | 21-358 | 12.54 |
AGBARA ỌRUN
· iwuwo: 0.294 lb/in3 (8138 kg/m3)
· Walẹ pato: 8.14
· Modulu ti Rirọ: 30 x 106 psi (207GPa)
· ẹrọ: 50-60% ti a 1% erogba, irin
Awọn ilana Itọju gbigbona
OLÁLÁ
IGBONA LẸKẸNI: | |
Ac1: 1530°F(832℃) | Ac3: 1610°F(877℃) |
AR1: 1430°F(777℃) | AR3: 1380°F(749℃) |
Gbona:Lati dinku ipalọlọ ati awọn aapọn ninu awọn irinṣẹ nla tabi eka lo iṣaju-ilọpo meji.
Ooru ni oṣuwọn ti ko kọja 400°F fun wakati kan (222°C fun wakati kan) si 1100°F (593°C) dọgba, lẹhinna ooru si 1450-1550°F (788-843°C).
Fun awọn irinṣẹ deede, lo iwọn otutu keji nikan bi itọju alapapo kan.
Gbigbọn:Ibinu lẹsẹkẹsẹ lẹhin quenching. Iwọn iwọn otutu ti o wọpọ jẹ 1025-1050°F (552-566°C). Duro ni iwọn otutu fun wakati 2, lẹhinna afẹfẹ dara si iwọn otutu ibaramu. A nilo iwọn otutu meji. Fun awọn apakan agbelebu nla, ati ni pataki fun awọn ofo lati eyiti awọn irinṣẹ yoo ge nipasẹ okun waya EDM, iwọn otutu mẹta ni a gbaniyanju gidigidi.
Anfani:
1.High iyara tungsten-molybdenum irin irin;
2.High yiya resistance;
3.High decarbonization.
ohun | Apa miran (mm) | ilana | Ifijiṣẹ ifijiṣẹ |
Awọn okun | T1.0 - 2.5 | Cold ti yiyi | Dudu dudu & Afikun |
T 2.5 - 8.0 | Ti yiyi Gbona | Dudu dudu & Afikun |