BD-Q21T Transparent Gas Cylinder Valve Lock
The BD-Q21T high-transparency PC material allows for easy viewing of the locking status and is compatible with medium-sized gas cylinder valves. It is suitable for scenarios requiring visual inspection.
- High-transparency PC material allows direct observation of the valve’s locking status.
- Concentric opening and closing design, compatible with medium-sized gas cylinder valves with a valve stem ≤30mm.
- 80mm inner diameter, 35.5mm inner height, ensuring a secure and stable fit.
- Double locking holes support multi-person coordinated locking, compliant with LOTO standards.
- Tool-free snap-on installation, locking completed in seconds.
- Transparent appearance facilitates safety inspections and status confirmation.
Product Appearance


Core parameters:
Product Name: BD-Q21T Transparent Gas Cylinder Valve Lock
Main Material: High-transparency PC
Product Dimensions: Hole Diameter 30mm; Inner Diameter 80mm; Inner Height 35.5mm
Compatible Specifications: Medium-sized gas cylinders/storage tank valves with valve stem diameter ≤30mm
Padlock Compatibility: Can simultaneously hold 2 safety padlocks with locking beam diameter ≤7mm
Core Function: Locks the gas cylinder valve, preventing misoperation and unauthorized opening, achieving gas source isolation
Safety Standards: OSHA 29 CFR 1910.147, ANSI Z244.1
Applicable Industries: Petroleum, Chemical, Laboratory, Medical, Precision Equipment Maintenance
Main Advantages: High-transparency PC, impact-resistant, allowing visibility of internal condition; acid and alkali corrosion resistant; concentric opening and closing structure; tool-free installation; dual-lock hole for multi-person management




