This standard specifies the requirements, mechanical properties, test methods, inspection rules and markings, packaging, storage and transportation of suspended glass curtain wall metal supporting devices. This standard applies to metal supporting devices (hanging clamps) for suspended glass curtain walls.
JG 139-2001 history
2017JG/T 139-2017 Hanging clamps for hanging glass curtain walls
2001JG 139-2001 The support device of suspended glass curtain wall
JG 139-2001 The support device of suspended glass curtain wall was changed to JG/T 139-2017 Hanging clamps for hanging glass curtain walls.