Hangahanga matū
| Paerewa |
Kōeke |
C |
Mn |
P |
S |
Si |
Ni |
Cr |
Mo |
EN 10084 |
18CrNiMo7-6 |
0.15-0.21 |
0.50-0.90 |
≤ 0.025 |
≤ 0.035 |
≤ 0.04 |
1.4-1.7 |
1.5-1.8 |
0.25-0.35 |
| 1.6587 |
Taonga Tinana
| Kiato, g/cm3 |
7.85 |
| Te kaha wera motuhake J/(kg.K) |
460 |
| Te parenga hiko Ohm.mm2 /m |
0.18 |
| Te kawe hiko Siemens.m/mm2 |
5.55 |
| Kōwae o te elasticity Gpa |
210 |
| Roa werawera 10^6 m/(m.K) |
100 ℃ |
200 ℃ |
300 ℃ |
400 ℃ |
500 ℃ |
| 11.1 |
12.1 |
12.9 |
13.5 |
13.9 |
Taonga Miihini
| Rahi mm |
≤ 11 |
12-30 |
31-63 |
| R Mpa |
1180-1420 |
1080-1320 |
980-1270 |
| Rp 0.2 Mpa |
≥ 835 |
≥785 |
≥ 685 |
| He % |
≥ 7 |
≥ 8 |
≥ 5 |
| C % |
≥ 30 |
≥ 35 |
≥ 35 |
| Kv J |
≥ 44 |
≥ 44 |
|
| Te pakeke HB |
354-406 |
327-384 |
295-373 |
Te patupatu
DIN 1.6587 | 17CrNiMo6 |18CrNiMo7-6 mahana hangahanga:900 – 1100°C, āta whakamatao ki te onepu i muri i te hanga.
Maimoatanga Wera
- Whakariterite: 850 – 880°C/rangi
- Te whakaeneene ngawari: 650 – 700°C/umu
- Te whakakorikori: 630-650oC
- Carburising:880 – 980°C
- Te whakamaroke matua: 830 – 870°C/wai
- Whakawhanaunga waenga: 630 – 650°C
- Te whakapakeke o te keehi: 780 – 820°C/wai
- Te whakamahana: 150 – 200°C
Maamaa Mata
- I rongoatia kia pai ake te kutikuti(+S): Max 255HB
- Maeneene annealed(+A): Max 229HB
- I tukinotia ki te awhe pakeke(+TH):179-229HB
- Ka tukuna ki te hanganga ferrite-pearlite me te awhe pakeke(+FP):159-207HB
Taupānga
DIN 1.6587 | 17CrNiMo6 |18CrNiMo7-6 maitai mo nga waahanga e hiahia ana kia kaha te kaha me te pakeke. He pai ki nga waahanga nui ka mauhia me te kaha o te mau me te utaina penei i: He Heavy Duty Bushings and Bearings, Cam Followers, Clutch Dogs, Compressor Bolts, Extractors, Fan Shafts, Taumaha Nihowhiti, Pump Shafts, Sprockets, Tappets, Wear Pins, Waeaea. Kaitohu etc..
FAQ
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