合金钢高强度旋转吊环螺丝Swivel Hoist Ring—模具吊环，模具设备吊装工具，可水平旋转360度，上下翻转180度。
旋转吊环螺丝具有水平360度旋转和上下180度翻转功能。
通过的测试负荷为工作负荷的2.5倍，产品均在1.5倍工作负荷下进行20000次疲劳测试。
所有的旋转吊环螺丝均符合甚至超过ASME B30.26标准的要求。
每一个锻造部件都带有相对应的炉号和检测证书。
吊环由合金钢经高温淬火锻造而成。
额定载荷下滚珠轴承能够充分旋转。
所有产品均经过“达克罗”表面处理以增强抗腐蚀能力。
螺栓等级强度为12.9级。
100%全部通过磁粉探伤检验。
垂直翻转达100%限定量最大角度90度。
All Swivel Hoist Rings meet or exceed all the requirement of ASME B30.26.
Each forged parts and cap screw with Batch code links to Test Certificate sheet.
Hoist Ring Ball are designed by forged alloy steel ,quenched and tempered.
Ball bearing perform to fully swivel under load.
Hoist Ring are 360 swivel with 180 pivot function.
Dacoemet finished for increased anti-corrosion.
Bolt are Metric thread （ASME /  ANSI B18.3.1M ), specification is a grade 12.9 alloy socket head cap screw per Din 912.
Proof Load individually to 2.5 times Working Load Limit and certified.
20,000 cycle fatigue rated to 1.5 times Working Load Limit.
Rated at 100% at 90 angle. 
100% magnaflux  crack detection.