20 yillik professional apparat ishlab chiqaruvchisi - JM Hardware
SAE J429
2021-10-20
| Bolt uchun standart | Baho | Bolt hajmi | Kuchlanish kuchi | Chidamlilik kuchi | Enlogatsiya | Qattiqlik | Boshni belgilash | |
| ichida | ksi | ksi | % | Maksimal sirt 30N | Core Rockwell | |||
| SAE J429 | GR.2 | 1/4 dan 3/4 gacha | 74 | 57 | 18 | / | B80-100 | / |
| 3/4 dan 1-1/2 gacha | 60 | 36 | 18 | / | B70-100 | |||
| GR.5 | 1/4 dan 1 gacha | 120 | 92 | 14 | 54 | C25-34 |  | |
| 1 dan 1-1/2 gacha | 105 | 81 | 14 | 50 | C19-30 | |||
| GR.8 | 1/4 dan 1-1/2 gacha | 150 | 130 | 12 | 58.6 | C33-39 |  | |
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