JB/ZQ 4763-2006
Rear-cut expansion bolt
GB/T 22795-2008
Internal Forced Expansion Anchor Bolt
GB/T 22795-2008
Tubing reinforced expansion anchor bolt (TGQ type)
GOST 28457-1990
Type 1 double sleeve expansion bolt
GOST 28457-1990
Type 2 double sleeve expansion bolt
GOST 28778-1990
Self anchoring expansion bolts
GB/T 22795-2008
External Forced Expansion Anchor Bolt-Type WP