Heavy-duty Grade 80 alloy steel master link assembly with two sub-links for 3-leg and 4-leg chain sling systems. Proof tested, certified, red painted finish, available from 3.15 Ton to 63 Ton.
Grade 80 Master Link Assembly is a heavy-duty lifting top assembly designed for 3-leg and 4-leg chain sling systems used in overhead lifting applications. This assembly includes one main master link with two sub-links, allowing secure connection of multiple sling legs to crane hooks, shackles, or lifting equipment.
Manufactured from high tensile Grade 80 alloy steel, each unit is proof tested, certified, and built for demanding industrial environments where strength, safety, and durability are essential.
| WLL (Tonnes) | Chain Ø (mm) | Weight (kg) | A (mm) | B (mm) | D (mm) | a,b,d (mm) | S (mm) |
|---|---|---|---|---|---|---|---|
| 3.15 | 7 | 1.24 | 135 | 75 | 18 | 60,38,13 | 7 |
| 4.25 | 8 | 2.20 | 160 | 90 | 22 | 70,34,16 | 8 |
| 6.7 | 10 | 3.40 | 180 | 100 | 26 | 85,40,18 | 11 |
| 11.2 | 13 | 6.10 | 200 | 110 | 32 | 115,50,22 | 13 |
| 17 | 16 | 9.98 | 260 | 140 | 36 | 140,65,26 | 17 |
| 26.5 | 20 | 22.60 | 350 | 190 | 50 | 180,100,32 | 20 |
| 31.5 | 22 | 25.20 | 350 | 190 | 50 | 180,100,36 | N/A |
| 45 | 26 | 35.20 | 400 | 200 | 56 | 180,100,40 | N/A |
| 63 | 32 | 66.46 | 460 | 250 | 72 | 200,110,50 | N/A |
| Capacity | 3.15 T, 4.25 T, 6.7 T, 11.2 T, 17 T, 26.5 T, 31.5 T, 45 T, 63 T |
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