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The Couplings are designed for gas and pipelines, As a wide tolerance system it will fit most standard pipe materials and therefore dramatically reduces the number of dedicated Couplings which need to be stocked for maintenance purposes, It is suitable for steel, GRP, PVC, PE, Ductile Iron, Cast Iron and Asbestors Cement. When connecting PE pipes, It is important that pipe inserts are fitted to the PE pipes.
1) All the couplings are assembled by " D " bolts. 2", 2 1/2", 3", 4", 5", 6", 7" & 8" have four bolt holes. 10" & 12" have six bolt. Holes, 14" & 16" have eight bolt holes, 18", 20" & 24" are with ten bolt holes.
2) Bolts, Nuts and Washers are in carbon steel Grade 4.8 with zinc plated, dacromet or according to customer's request.
3) Body material is GGG500-7.
4) Fusion bonded epoxy powder coating in blue, black or red or according to customer's request.
5) Gaskets material: E. P. D. M., NBR or SBR.
Specification
Unit Weight Sealing Ranges(mm)
Inches mm kgs
2" 50 3.6 59~73
2 1/2" 65 4.50 72~85
3" 80 4.83 88~103
4" 100 5.51 108~128
5" 125 7.74 132~154
6" 150 8.32 159~182
7" 175 11.30 192~209
8" 200 9.95 218~235
10" 250 14.50 271~289
12" 300 18.62 322~340
14" 350 26.00 374~391
16" 400 28.85 417~437
18" 450 33.40 480~500
20" 500 50.00 526~546
24" 600 54.10 630~650
Universal Couplings
