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Adjustable Jack
Material:Q235 tube;
Diameter:42*2.3 mm;
Certificate: CE,ISO9001:2008;
Base Jack, or adjustable jacks or scaffolding jacks, as they are known in the scaffolding industry. They are used to give support to the total frame of the scaffolding and insure that they can adjust the height of the scaffolding if that is made on uneven ground.
Ring lock system scaffold components design load
STANDARD | LEDGER | SCREW JACK | ||||
Space | Load | Length | Centralize Load | Uniform Load | Length | Design Load |
m | KN/pole | M | KN | KN/m | mm | KN |
0.6 | 40 | 0.9 | 4.5 | 12 | L1<200 | 45 |
1.2 | 30 | 1.2 | 3.5 | 7 | 200<L1<250 | 42 |
1.8 | 25 | 1.5 | 2.5 | 4.5 | ||
2.4 | 20 | 1.8 | 2.0 | 3 | 250<L1,300 | 40 |
Space: distance between the ledgers | 2.4 | 1.5 | 1.6 | |||
Ring lock system scaffold components
Name | Model No. | Size |
Ledger | QHG-090 | 900mm |
QHG-120 | 1200mm | |
QHG-150 | 1500mm | |
QHG-180 | 1800mm | |
Standard | QLG-120 | 1200mm |
QLG-180 | 1800mm | |
QLG-2400 | 2400mm | |
Diagonal | QXG-201 | 900×1800 |
QXG-202 | 1200×1800 | |
QXG-203 | 1500×1800 | |
QXG-204 | 1800×1800 |
Ring lock system scaffold components
component | Specification(mm) | component | Specification(mm) | component | Specification(mm) |
Standard | 48×3.5×2400 | Ledger | 48×3.5×1800 | Diagonal | L900×H1800 |
48×3.5×1800 | 48×3.5×1200 | L1200×H1800 | |||
48×3.5×1200 | 48×3.5×900 | L1800×H1800 | |||
Screw Shore | T32×400 | Wheel | 7826E-26 | Jack | T38×350 |
T38×400 | |||||
T38×500 |
Adjustable Jack