SupplyProduct Name:High-Strength Circular Chain
1.Ring chain Model:SGB620/40T
2.Specification d*p():18x64
3.Finished ring straight edge diameter():18±0.5
4.Pitch():64±0.6
5.Ibber width(min)a():21
6.Outer width (max)d():60
7.Radiusofarch R():28
8.Experimental load(kn):260 330
9.Min Breaking load(kn):320 410
10.Elongation on test long(%):1.4 1.6
11.Elongation on breaking load:12
12.Quality grade:B C