Hangzhou Doublering Machinery Co., Ltd. is a manufacturer specializing in producing G70 chain G80 chain , G100 chain and chain sling . There are Seven production lines with advanced round chain automatic chain bending, welding and calibrating machines. We’re capable of manufacturing kinds of G80 chain range from diameter 4 mm to 22 mm and G100 chain from 6mm to 10mm . These chains may be used for all kinds of lifting hoists and chain slings to meet the demand of different occasions for the users.

MAX WORKING LOAD LIMITED:1.1T

MIN BREAKING LOAD:45.4KN