Mechanical parts:
Single welding box girder, beam deflection with DIN/FEM standard
Steel Material: Chinese standard Q235B,Q345B,Q355E
Manual brush painting,One alkyd iron red primer painting, two alkyd orange enamel finish painting
Epoxy zinc-rich primer painting for one bottoms and two sides of 120μm thick, to achieve a long lifespan, beautiful appearance and good luster.
The girder and end beam are connected together by high strength bolts to ensure the structure strength and precision of the whole machine.
The end beams are equipped with flat wheel or double rim wheels, anti-friction bearings, buffer blocks and derailment preventing plate.
Design standard
Single girder grab crane are designed and manufactured as per below standard
manufacturing and tolerances of rail installation GB/T10183.
Crane test specification and procedures GB/T5905.
Crane electric control equipment JB/T4315.
Important application wire rope GB8918.
Carbon structure steel GB/T700.
Low alloy high strength structure steel GB/T1591.
Welding joint radiographic inspection standard JB928.
Steel welding joint manual ultrasonic flaw detection way GB11345.
echnical parameters
| Lifting weight(t) |
3 |
5 |
| Span(m) |
7.5~28.5 |
| Max Lifting height(m) |
6~30 |
| Working class |
A3 |
| Speed(m/min) |
Main Hoisting |
8,8/0.8 |
| Speed(m/min) |
Trolley Cross Traveling |
20,2~20 |
| Speed(m/min) |
Crane Long Traveling |
30,3~30 |
| Motor Type |
Squirrel cage motor |
| Motor (Kw) |
Main Hoisting |
2*4.5 |
2*7.5 |
| Trolley Cross Traveling |
2*0.4,2*0.8 |
| Crane Long Traveling |
2*0.8,2*1.5 |
| Control mode |
Pendent line control,Remote control,Cabin control |
| Recommended Rail model |
24kgs/m |
30kgs/m |
| Power source |
3Ph A.C 50Hz 380V |
English
