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ni pato
D3 irin tun mọ bi DIN 1.2080 ati JIS SKD1, eyiti o jẹ 12% chrome alloy steel. JIS SKD1 irin ni o ni ga pupọ resistance resistance lodi si abrasive ati alemora yiya nitori awọn ga iwọn didun ti lile carbides ni irin matrix, alabọde toughness, dimensionally idurosinsin, ga compressive agbara, ko Atẹle harddenable.
ohun elo:
1.High tenumo gige ati punching irinṣẹ
2.Drawing ati ki o jin iyaworan irinṣẹ
3.Okuta processing irinṣẹ
4.Thread sẹsẹ ku
tiwqn
| C | Mn | Si | Cr | V |
| 2.15 | 0.40 | 0.40 | 12.25 | 0.25 |
ni pato:
| Iṣatunṣe ti Imugboroosi Gbona (58-59 HRC) | |||
| Iwọn otutu︒F | nínú/ní︒F×10-6 | Iwọn otutu︒C | mm/mm︒C × 10-6 |
| 100-500 | 6.58 | 38-260 | 11.84 |
| 100-800 | 7.15 | 38-427 | 12.87 |
| 100-1000 | 7.32 | 38-538 | 13.81 |
| 100-1200 | 7.54 | 38-649 | 13.57 |
| 100-1500 | 7.72 | 38-816 | 13.90 |
Awọn ilana Itọju gbigbona
OLÁLÁ
| IGBONA LẸKẸNI: | |
| Ac1: 1440°F(782℃) | Ac3: 1530°F(8320℃) |
| AR1: 1410°F(766℃) | AR3: 1370°F(743℃) |
anfani:
Gíga tenumo Ige
Awọn irinṣẹ fifẹ fun awọn iwe tinrin,
Shear abe fun gige
Awọn iyipo profaili,
Iyaworan ati awọn irinṣẹ iyaworan jinlẹ,
Awọn irinṣẹ iṣelọpọ okuta,
Awọn ọbẹ fun iwe ati awọn ṣiṣu,
Shear obe fun tinrin sheets.
Iyaworan ti o jinlẹ,
Awọn paadi titẹ
Gíga wọ-sooro ṣiṣu molds.
| ohun | Apa miran (mm) | ilana | Ifijiṣẹ ifijiṣẹ |
| Àkọsílẹ | T 20-200 X 300-800 | Gbona ti yiyi & Gbona eke | Black dada / Ẹrọ & Anneal |
