description

1. Studless Chain/Open link Chain Introduction

Qingdao Lige Machinery is specializing in welded chain for more than 10 years, the application range includs lifting, mining, anchoring, lashing, and fishery. The size range can be from 6mm to 68mm, G30 to G100 grade. 

Surface treatment can be hot dip galvanizing, electric galvanizing, blackening, carburizing, plastic coating. 

The automatic equipment and our quality control process ensures the smooth appearance and excellent strength of the products.  

Customized chains are supported in production. 

With competitive prices, Qingdao lige machinery is always providing kinds of quality welding chain to global customers.

2. Specification for Studless Chain/Open link Chain

Regular Standard of chain link  

(6d x3.6d), GB/T549-2008

Chain Diameter   (mm)Proof Load (KN) Breaking load(KN)Weight KG/1Mtr
Grade U1Grade U2Grade U3Grade U1Grade U2Grade U3
12.528.8 41.2 56.4 57.8 82.6 112.8 3.13
1434.8 51.0 70.8 69.9 101.9 141.5 3.92
1647.1 66.2 92.4 94.7 132.3 184.8 5.12
17.5-1856.4 78.9 110.6 113.3 157.8 221.1 6.5
1966.4 93.6 130.3 133.6 187.2 260.6 8
20.577.3 108.6 151.7 155.5 217.3 303.4 8.37
2289.1 125.4 174.4 179.1 250.9 349.4 9.67
24106.0 149.9 207.9 213.3 298.9 415.8 11.49
25111.0 159.0 220.0 222.0 318.0 440.0 12.5
26124.4 175.4 244.0 250.1 350.8 488.0 13.52
28144.3 203.8 283.0 290.1 406.7 566.0 15.68
30165.6 234.2 324.9 333.0 467.5 649.8 18
32188.4 265.6 369.6 378.9 531.2 739.3 20.48
34212.7 299.9 417.3 427.7 599.8 634.6 23.13
36238.5 336.1 467.8 479.5 672.3 935.7 25.92
38265.7 374.4 521.3 534.3 748.7 1042.5 28.88
40294.4 414.5 577.6 592.0 829.1 1155.2 32
42324.6 457.7 636.8 652.6 915.3 1273.6 35.28
44356.2 502.7 698.9 716.3 999.6 1398.0 38.72
46389.3 548.8 763.9 782.9 1097.6 1527.8 42.32
48423.9 597.8 831.7 852.5 1195.6 1663.5 46.08
50460.0 648.8 902.5 926.1 1239.6 1805.0 50
52497.5 697.6 976.1 1000.5 1395.3 1952.3 54.08
54536.5 752.3 1052.7 1078.9 1504.7 2105.4 58.32
56577.0 809.1 1132.1 1160.3 1618.2 2264.2 62.72
58619.0 867.9 1214.4 1244.7 1735.3 2428.8 67.28
60662.4 928.8 1299.6 1332.0 1857.6 2599.2 72
62707.3 991.8 1387.7 1422.3 1983.5 2775.4 76.88
64753.7 1056.8 1478.7 1515.5 2113.5 2957.3 81.92
66801.5 1123.9 1572.5 1611.7 2247.7 3145.0 87.12
68850.8 1193.0 1669.3 1710.9 2386.0 3338.5 92.48
70901.6 1264.2 1768.9 1813.0 2528.4 3537.8 98