Kumanga is a kind of sling, which is widely used in various industries such as electric power, metallurgy, petroleum, machinery, railway, chemical industry, port, mining, construction and so on. Kumangas are the same as other slings. They have their own set of application and invalidation specifications. Note for the use of zomangiras: The zomangiras must correctly support the load.
Ndiye kuti, mphamvu yogwira ntchito iyenera kukhala m'mbali mwa chimangire kuti muteteze katundu wopindika komanso wosakhazikika, osanenapo zochulukirapo. Kugwiritsa ntchito ndikusavomerezeka kwazomangira should be rolled flexibly in the lifting hole, and no jamming is allowed. Phenomenon: The zomangira body must not bear the effect of lateral bending moment, that is, the effect bearing capacity should be in the plane of the body.

Kutalika kwakukulu kunaphatikizira pakatikati pamiyendo iwiri yamiyendo yomwezomangira cannot be greater than 120 degrees. The use and invalidation of zomangiras The zomangira is that when the wire rope sling is used as a binding sling, the horizontal pin part of the zomangira should be connected with the keyhole of the wire rope sling. The appearance is when the rigging is lifted.

Mkangano pakati pa chingwe cha waya ndizomangira causes the zomangira to roll, and there is a risk of detachment. The use and invalidation specifications of the zomangira. The pin is deformed up to 5% of the original size; the bolt is necrotic or slippery.