DAWSON GROUP LTD.About Us22 FLOOR, YUHENG BUILDING, NO.170, XUZHOU NORTH ROAD, QINGDAO, CHINADAWSON GROUP LTD.About Us22 FLOOR, YUHENG BUILDING, NO.170, XUZHOU NORTH ROAD, QINGDAO, CHINADAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROUP LTD.DAWSON GROU
4. Fatigue under load ,fatigue number not less than 30000 cycles.
5.Material: Alloy steel
6.Color: Painted / slushing oil
7.Standard: ISO 9001 / GB/T 12718-2009 / DIN 22252:2001
High-tensile steel chains(round chain) for mining use raw materials with high quality. Manufacturing process includes cutting, bending, shot blasting, flash butt welding, 1st rectification, heat treatment, final rectification, length check, property spot check, surface corrosion disposition and storing etc. Chains are manufactured with mechanical properties of high strength, high toughness, wear resistance corrosion resistance to ensure performance.
High strength chain to meet the requirement of GB/T 12718-2009 and DIN22252:2001 standard, can be used for conveyor and traction system.