
Round Link Welded Mining Chain
Production standard: DIN22252
Chain grade: Class C and Class B
Round Link Welded Mining Chain:
Name:High Tensile Round Link Mining Chain
Material:Alloy Steel
Grade:G100, G80
Size:10mm - 42mm
Standard:DIN22252, GB/T12718
Color:Self-color, Blackened, Painted, Galvanized
Safety factor: 6-meter long proof load test, 4 times safety factor.
Surface treatment: black oxide, electroplate, black painted, hot dip galvanized etc.
Technical Parameter:
| Chain Diameter mm | Pitch of the | Width | Curve Radius | Testing Load | Breaking load (kN) | Weight | ||||||
Inside | Outside | Class B | Class C | Class B | Class C | |||||||
10 | ±0.4 | 40 | ±0.5 | 12 | 34 | 15 | ±2.0 | 85 | 100 | 110 | 130 | 1.93 |
14 | ±0.4 | 50 | ±0.5 | 17 | 48 | 22 | ±2.0 | 150 | 200 | 200 | 250 | 4 |
18 | ±0.5 | 64 | ±0.6 | 21 | 60 | 28 | ±2,0 | 260 | 330 | 330 | 410 | 6.6 |
22 | ±0.7 | 86 | ±0.9 | 26 | 74 | 34 | ±2.0 | 380 | 490 | 490 | 610 | 9.5 |
24 | ±0.8 | 86 | ±0.9 | 28 | 79 | 37 | ±2.0 | 460 | 580 | 580 | 720 | 11.6 |
26 | ±0.8 | 92 | ±0.9 | 30 | 86 | 40 | ±2.0 | 540 | 680 | 680 | 850 | 13.7 |
30 | ±0.9 | 108 | ±1.0 | 34 | 98 | 46 | ±2.0 | 710 | 900 | 900 | 1130 | 18 |
34 | ±0.9 | 126 | ±1.0 | 38 | 109 | 52 | ±2.0 | 900 | 1160 | 1140 | 1450 | 22.7 |
Before using of link chain, we suggest you to…
1. Pay attention to whether the chain mark is clear, if it falls off, it should be replenished in time;
2. Check the chain ring and shackle for cracks, deformation and loose structure and wear;
3. Check whether the swivel is flexible, and timely lubricate the windlass;
4. Operate according to the operating procedures;
5. Check the brakes regularly;
6. Refuel and test before each use;
7. Pay attention to the wear of the gear teeth of the sprocket and the thread of the worm.

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