Catena nexus altae firmitatis, catena elevatoria G80 ad usum gravem
Catena nexus altae firmitatis, catena elevatoria G80 ad usum gravem
Categoria
Elevatio et ligatio, catena, catena nexus brevis, elevatio catenae nexus rotundi, catena Gradus 80, catena G80, funda catenae, catenae fundiariae, catena DIN 818-2 tolerantiae mediae pro fundis catenae Gradus 8, catena chalybis mixti.
Applicatio
Levatio et ligatio, onera sublata, onera ligata
Catenae SCIC Gradus 80 (G80) ad elevationem secundum normas EN 818-2 fabricantur, ex chalybe mixto niccoli chromii molybdeni manganesii secundum normas DIN 17115; soldadura et tractatio caloris bene designatae/monitoratae proprietates mechanicas catenarum, inter quas vis probationis, vis fractionis, elongatio et duritia, praestant.
Figura 1: Dimensiones nexus catenae Gradus 80
Tabula 1: Gradus 80 (G80) dimensiones catenae EN 818-2
| diameter | iactus | latitudo | pondus unitarium | |||
| nominalis | tolerantia | p (mm) | tolerantia | W1 interior | W2 exterior | |
| 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 | CXX | ± 4.0 | 52 | 148 | 39.7 |
| 45 | ± 2.3 | 135 | ± 4.0 | 58.5 | CLXVII | 52.2 |
| 48 | ± 2.4 | 144 | ± 4.3 | 62.4 | 177.6 | 57.2 |
| 50 | ± 2.6 | CL | ± 4.5 | 65 | CLXXXV | 62 |
Tabula II: Proprietates mechanicae catenae Gradus 80 (G80), EN 818-2
| diameter | limes oneris laboris | vis probationis fabricationis | Vis frangendi minima |
| 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 | DCVIII |
| 23 | 16 | 415 | DCCLXV |
| 24 | 18 | 452 | DCCXXIII |
| 25 | 20 | 491 | DCCLXXXV |
| 26 | 21.2 | 531 | DCCCL |
| 28 | 25 | DCXVI | 985 |
| 30 | 28 | DCCVI | 1130 |
| 32 | 31.5 | 804 | 1290 |
| 36 | 40 | 1020 | 1630 |
| 38 | 45 | 1130 | MDCCCX |
| 40 | 50 | 1260 | MMX |
| 45 | 63 | MDXC | 2540 |
| 48 | 72 | MDCCC | 2890 |
| 50 | 78.5 | MCMLXIII | 3140 |
| notae: elongatio ultima totalis ad vim fracturae est minimum 20%; | |||
| Mutationes Limitis Oneris Laboris pro temperatura | |
| Temperatura (°C) | % Voluntas Maxima (WLL) |
| -40 ad 200 | 100% |
| Ducenti ad trecentos | 90% |
| Trecenti ad quadringentos | 75% |
| plus quam quadringentos | inacceptabilis |
