Industry News

Standard For Crane Boom Lifting Capacities

Author : Eric Wang

Update time : 2021-07-12 11:25:48

1. Operating radius is the horizontal distance from centerline of rotation to a vertical line through the center of gravity the load.
2. Rated loads do not exceed 75% of tipping load. Deduct weight of hook block(s), slings and all other load handling accessories from main boom or auxiliary sheave rated loads shown.
3. Rated loads shown are based on freely suspended loads and make no allowance for such factors as wind effect on lifted load, ground conditions out-of-level. Operating speeds or any other condition that could be detrimental to the safe operation of this equipment, the operator, therefore, has the responsibility to judge the existing conditions and reduce lifted loads and operating speeds accordingly.

4. At radii and boom lengths where no ratings are shown on chart, operation is not intended or approved.
5. Ratings surrounded by thick lines in the charts are determined by the machine’s structural strength, and others are determined by the machine’s stability.
6. Gantry must be in raised position for all conditions.
7. Boom inserts and guy lines must be arranged as shown in the “Boom Arrangement”.
8. Main Boom Rated Loads
Deduct weight of main hook block, slings and all other load handling accessories from main boom rated loads shown.

9. Auxiliary Sheave Rated Loads
Deduct weight of auxiliary ball hook, slings and all other load handling accessories from auxiliary sheave rated loads shown.
10.Jib Rated Loads
Deduct weight of jib hook block, slings and all other load handling accessories from jib rated loads shown.
11. An auxiliary sheave can be fitted to boom in following table.
12. Boom hoist reeving must be sixteen parts of line.
13. In principle, the boom should be erected over the front of the crawlers.

Looking for FUWA crawler crane boom Manufacturer & supplier ? We are a supplier and Manufacturer of FUWA crawler crane boom for crawler cranes and heavy machinery equipment. From crane boom head, crane boom inserts to crane boom foot. All the Fuwa crane jib boom are quality guaranteed. Crawler crane heavy-duty boom, light-duty boom, crawler crane boom, crawler crane luffing tower boom, fix jib boom. Feel free to contact us for more information on crane parts boom and jib boom. Our factory can also accept drawing customization.

You May Like:FUWA Crane Boom⇒luffing tower fix jib boom for FUWA crawler crane
FUWA Crane Boom⇒Crane Jib Boom for FUWA QUY150C crane

Previous : Rotary Drilling Rig Hydraulic Components

Next : EXCON 2019-SHENYANG WINNINGS MACHINERY TRADING CO. LTD

Some Suggestions For Hydraulic Crane Plunger Pump Oil And Venting

Nov .17.2023

Oil filling is a crucial step before starting a hydraulic pump and is integral to the smooth operation and long-term stability of the hydraulic system. Why is this operation so important?

FUWA QUY80A,2010 year used crane, 10000 hours working

Jun .15.2023

QUY80A FUWA crane, working hours is only 10000 hours, very good working condition. 49m boom, Rexroth components.
Price 70000USD EXW.

FUWA 2nd hand QUY150C on sold

Mar .14.2023

FUWA QUY150C 2nd hand crane on sold. Best working conditions, with Hirschamnn system. Very good crane, with best price now.

Fault Analysis Of SANY Rotary Dig Drill Slewing

Jan .17.2023

Slewing pilot oil circuit failure leads to failure;
Unstable operation of slewing relay leads to failure;
Slewing motor damage resulting in failure;
The main pump is damaged resulting in failure.