Steel pipe& coupler system
Out diameter: 38.1mm, 42.3mm, 48.3mm, 48.6mm, 60.3mm(1/2’’-16’’)
Thickness: 0.6mm-20mm
Grade: q235b, q345b, s235jr, s275jr, stk400/500
Standard: bs1139, en39, en10219; jis g3444:2004
Surface finish: hot dipped galvanized, electro galvanized, black, painted, threaded.
Zinc coating:275-600g/m2
Advantages: easy erection, strong loading capacity, safety and stability,
Main components:steel pipe, coupler, catwalk, base jack
Coupler: drop forged/casting sleeve coupler, fixed coupler, swivel coupler, putlog coupler, board retaining coupler, beam (girder) coupler
Outer diameter(mm) Wall thickness(mm) Length(m) Weight(kg/m)
38 3.8 0.3-12 3.2
38 4.0 0.3-12 3.35
42.3 1.8 0.3-12 1.8
42.3 2.0 0.3-12 1.99
42.3 2.2 0.3-12 2.18
48.3 1.6 0.3-12 1.84
48.3 1.8 0.3-12 2.06
48.3 2.0 0.3-12 2.28
48.3 2.8 0.3-12 3.14
48.3 3.0 0.3-12 3.35
48.3 3.2 0.3-12 3.56
60.3 1.6 0.3-12 2.32
60.3 1.8 0.3-12 2.60
60.3 2.0 0.3-12 2.88
