Round Link Steel Chains
Introduction of Round Link Steel Chains:
Round link steel chains have become a proven standard in mining and have developed in the coal mining industry . Armoured face conveyors require a chain that will run over long distances and offer flexibility in operation. The main standard is covered by DIN 22252.
Material: 20Mn2k, 30Mn2, 25MnV, 23MnNiCrMo54
Chain Grade: Grade B or Grade C
Safety Factor: Breaking force is 4 times working load limit
Chain Dimensions:
Nominal size | Diameter | Pitch | Width | Gauge Length | ||||
d x t | d | Tolerance | t | Tolerance | Inside b1 min | Outside b2 max | 5 x t | Tolerance |
14 x 50 | 14 | ±0.4 | 50 | ±0.5 | 17 | 48 | 250 | ±1.0 |
18 x 64 | 18 | ±0.5 | 64 | ±0.6 | 21 | 60 | 320 | ±1.0 |
19 x 64.5 | 19 | ±0.6 | 64.5 | ±0.6 | 22 | 63 | 322.5 | ±1.0 |
22 x 86 | 22 | ±0.7 | 86 | ±0.9 | 26 | 73 | 430 | ±1.0 |
26 x 92 | 26 | ±0.8 | 92 | ±0.9 | 30 | 85 | 460 | ±1.0 |
30 x 108 | 30 | ±0.9 | 108 | ±1.1 | 34 | 97 | 540 | ±1.2 |
34 x 126 | 34 | ±1.0 | 126 | ±1.3 | 38 | 109 | 630 | ±1.3 |
We are a manufacturer to produce round link steel chains in DIN22252 standard, G80 short link chains in EN818-7 standard, Grade 80 Round steel hoist chains etc for more than 28 years, please feel free to tell me if you want to get more informations:
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