Rantai angkat gred 80 (G80).
kategori
Mengangkat dan menyelar, rantai, rantai pautan pendek, angkat rantai pautan bulat, rantai Gred 80, rantai G80, anduh rantai, rantai anduh, rantai toleransi sederhana DIN 818-2 untuk anduh rantai Gred 8, rantai keluli aloi
Permohonan
Mengangkat dan menyelar, mengangkat beban, mengikat beban
Rangkaian SCIC Gred 80 (G80) untuk mengangkat dibuat mengikut piawaian EN 818-2, dengan keluli aloi mangan nikel kromium molibdenum bagi setiap piawaian DIN 17115;reka bentuk / dipantau kimpalan & rawatan haba memastikan rantaian sifat mekanikal termasuk daya ujian, daya pecah, pemanjangan & kekerasan.
Rajah 1: Dimensi pautan rantai gred 80
Jadual 1: Dimensi rantai Gred 80 (G80), EN 818-2
| diameter | padang | lebar | berat unit | |||
| nominal | toleransi | p (mm) | toleransi | dalaman W1 | luar W2 | |
| 6 | ± 0.24 | 18 | ± 0.5 | 7.8 | 22.2 | 0.8 |
| 7 | ± 0.28 | 21 | ± 0.6 | 9.1 | 25.9 | 1.1 |
| 8 | ± 0.32 | 24 | ± 0.7 | 10.4 | 29.6 | 1.4 |
| 10 | ± 0.4 | 30 | ± 0.9 | 13 | 37 | 2.2 |
| 13 | ± 0.52 | 39 | ± 1.2 | 16.9 | 48.1 | 4.1 |
| 16 | ± 0.64 | 48 | ± 1.4 | 20.8 | 59.2 | 6.2 |
| 18 | ± 0.9 | 54 | ± 1.6 | 23.4 | 66.6 | 8 |
| 19 | ± 1 | 57 | ± 1.7 | 24.7 | 70.3 | 9 |
| 20 | ± 1 | 60 | ± 1.8 | 26 | 74 | 9.9 |
| 22 | ± 1.1 | 66 | ± 2.0 | 28.6 | 81.4 | 12 |
| 23 | ± 1.2 | 69 | ± 2.1 | 29.9 | 85.1 | 13.1 |
| 24 | ± 1.2 | 72 | ± 2.1 | 30 | 84 | 14.5 |
| 25 | ± 1.3 | 75 | ± 2.2 | 32.5 | 92.5 | 15.6 |
| 26 | ± 1.3 | 78 | ± 2.3 | 33.8 | 96.2 | 16.8 |
| 28 | ± 1.4 | 84 | ± 2.5 | 36.4 | 104 | 19.5 |
| 30 | ± 1.5 | 90 | ± 2.7 | 37.5 | 105 | 22.1 |
| 32 | ± 1.6 | 96 | ± 2.9 | 41.6 | 118 | 25.4 |
| 36 | ± 1.8 | 108 | ± 3.2 | 46.8 | 133 | 32.1 |
| 38 | ± 1.9 | 114 | ± 3.4 | 49.4 | 140.6 | 35.8 |
| 40 | ± 2 | 120 | ± 4.0 | 52 | 148 | 39.7 |
| 45 | ± 2.3 | 135 | ± 4.0 | 58.5 | 167 | 52.2 |
| 48 | ± 2.4 | 144 | ± 4.3 | 62.4 | 177.6 | 57.2 |
| 50 | ± 2.6 | 150 | ± 4.5 | 65 | 185 | 62 |
Jadual 2: Sifat mekanikal rantai Gred 80 (G80), EN 818-2
| diameter | had beban kerja | daya bukti pembuatan | min.daya pecah |
| 6 | 1.12 | 28.3 | 45.2 |
| 7 | 1.5 | 38.5 | 61.6 |
| 8 | 2 | 50.3 | 80.4 |
| 10 | 3.15 | 78.5 | 126 |
| 13 | 5.3 | 133 | 212 |
| 16 | 8 | 201 | 322 |
| 18 | 10 | 254 | 407 |
| 19 | 11.2 | 284 | 454 |
| 20 | 12.5 | 314 | 503 |
| 22 | 15 | 380 | 608 |
| 23 | 16 | 415 | 665 |
| 24 | 18 | 452 | 723 |
| 25 | 20 | 491 | 785 |
| 26 | 21.2 | 531 | 850 |
| 28 | 25 | 616 | 985 |
| 30 | 28 | 706 | 1130 |
| 32 | 31.5 | 804 | 1290 |
| 36 | 40 | 1020 | 1630 |
| 38 | 45 | 1130 | 1810 |
| 40 | 50 | 1260 | 2010 |
| 45 | 63 | 1590 | 2540 |
| 48 | 72 | 1800 | 2890 |
| 50 | 78.5 | 1963 | 3140 |
| nota: jumlah pemanjangan muktamad pada daya putus ialah min.20%; | |||
| perubahan Had Beban Kerja berhubung dengan suhu | |
| Suhu (°C) | WLL % |
| -40 hingga 200 | 100% |
| 200 hingga 300 | 90% |
| 300 hingga 400 | 75% |
| lebih 400 | tidak boleh diterima |
