80级焊接吊钩
*焊接吊钩所采用的高强度高韧性特殊合金钢锻造而成均经过调质热处理
*Forged super ailoy steel-Quenched Tempered
*逐件按照工作拉力的2.5倍进行静载验证测试
*Lnddividually proof test at 2.5 times Working Load Limit
*抽检以额载的1.5倍进行20000次疲劳试验测试
*Fatiuge tested at 1.5 times Working Load Limit For 20000 cycies
*每一批产品进行严格的抽样破断测试以及磁粉探伤
*Breakage test magnaflux crack detection
*配备高强度锻造安全舌片
*With forged latch
