Active Member
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[China]
Address: VICTORIA HOTEL BUILDING, ZHONGXING ST. XINGTAI, HEBEI, CHINA
Contact name:H. Chang
HORIZON FORMWORK CO., LTD. |
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Painted Scaffolding Screw Jacks Base and Jack Head with BS1139 Standard
The screw jack banse and jack heads are made from high strength steel pipes, equipped with 150 x 150 mm head plate or U-head for supporting and stabilizing H20 timber beams or steel beams in slab construction.
Depending on special request, a big supporing area-slope of up to 6 %-can be achieved by the head plate.
It can fit all types of scaffold systems, such as frames, ringlock, cuplock systems and kwikstage systems.
Jack heads are always working in conjunction with Jack base to adjust scaffolding sets in a easy way. Base plate is welded to the tubular screw stem, with a hole in each corner for securing to mudsill.
Scaffold Base Jack:
| Screw /Tube size (mm) | Base plate (mm) | Nut (kg) | Weight (kg) |
| Ø30(solid) x 400 (600) | 120 x 120 x 5 | 0.25 | 2.75 (3.72) |
| Ø32(solid) x 400 (600) | 120 x 120 x 5 | 0.30 | 3.10 (4.20) |
| Ø34(solid) x 400 (600) | 120 x 120 x 5 | 0.40 | 3.50 (4.76) |
| Ø34(hollow) x 4 x 400 (600) | 150 x 150 x 6 | 0.55 | 2.80 (3.39) |
| Ø38(hollow) x 4 x 400 (600) | 150 x 150 x 6 | 0.50 | 2.90 (3.60) |
| Ø48(hollow) x 4 (5) x 600 | 150 x 150 x 8 | 1.00 | 5.00 (5.60) |
| Ø48(hollow) x 4 (5) x 820 | 150 x 150 x 8 | 1.00 | 6.00 (6.80) |
U-head Jack:
| Screw / Tube size (mm) | Base plate (mm) | Nut (kg) | Weight (kg) |
| Ø30(solid) x 400 (600) | 150 x 120 x 50 x 5 | 0.25 | 3.36 (4.33) |
| Ø32(solid) x 400 (600) | 150 x 120 x 50 x 5 | 0.30 | 3.70 (4.81) |
| Ø34(solid) x 400 (600) | 150 x 120 x 50 x 5 | 0.40 | 4.10 (5.37) |
| Ø34(hollow) x 4 x 400 (600) | 150 x 120 x 50 x 6 | 0.55 | 2.91 (3.74) |
| Ø38(hollow) x 4 x 400 (600) | 150 x 150 x 50 x 6 | 0.50 | 3.61 (4.28) |
| Ø48(hollow) x 4 (5) x 600 | 180 x 150 x 50 x 8 | 1.00 | 6.24 (6.82) |
| Ø48(hollow) x 4 (5) x 820 | 180 x 150 x 50 x 8 | 1.00 | 7.20 (8.00) |
