CL179-1 Wire Polished Stainless Steel L-Shaped Lift-Off Detachable Industrial Cabinet Hinge

CL179-1 is a heavy-duty L-type separable lift-off hinge manufactured from solid stainless steel with wire drawing polishing finish. Its core feature is the removable pivot pin with retaining circlip, allowing the door leaf to be directly lifted off the frame without unscrewing all mounting screws, greatly simplifying equipment maintenance, internal wiring and door panel replacement. Adopting L-shaped bent offset bracket design and four 90° countersunk mounting holes, it is widely applied to electrical control boxes, mechanical guard doors, testing instrument enclosures and waterproof outdoor equipment cabinets.

Core Technical Parameters

• Model Number: CL179-1
• Material: Stainless Steel
• Surface Treatment: Wire Polishing (Brushed matte finish)
• Structure Type: L-shaped lift-off detachable hinge with retaining clip
• Overall Total Length: 100mm
• Overall Width: 27.5mm
• Leaf Thickness: 3mm
• Pivot Shaft Diameter: Φ13
• Mounting Holes: 4 pcs total Through hole: Φ7, 90° countersunk sink: Φ13
• Hole Center Distance: 30mm / 48mm
• Offset Bent Height: 19.5mm

1. Lift-Off Detachable Pin with Retaining Clip

The biggest highlight of CL179-1 is its separable pin structure equipped with a spring circlip. When equipment needs overhaul, wiring inspection or deep cleaning, users can remove the retaining clip and directly lift the entire door upwards to separate it from the cabinet frame in seconds, no need to disassemble all screws. It drastically improves after-sales maintenance efficiency, especially ideal for frequently opened inspection doors and removable equipment panels.

2. Wire Brushed Anti-Corrosion Stainless Steel Body

Solid stainless steel stamping forming delivers excellent rust-proof, oxidation and weak acid/alkali corrosion resistance, applicable to humid workshop environments, semi-outdoor equipment, food and pharmaceutical machinery cabinets. Wire brushed surface resists fingerprints and daily scratches, maintaining neat industrial metallic texture for long-term use.

3. L-Shaped Offset Bent Bracket Design

L-type folded bracket creates a reserved clearance between cabinet body and door panel, avoiding friction and collision during rotation. The 3mm thick stamped steel base provides stable load-bearing capacity, not easy to deform under long-term repeated opening and closing. The 19.5mm offset height perfectly matches standard sheet metal cabinet bending dimensions.

4. 4-Point Full Countersunk Flush Installation

Four evenly distributed 90° countersunk holes match M6 flat head screws perfectly, fully sinking screw heads into the base surface for a flat, tidy exterior of the cabinet. Four-point fixation disperses stress evenly, prevents hole breakout on aluminum alloy, cold-rolled steel and plastic door panels, higher installation stability than 2-hole small hinges.

5. Φ13 Thickened Reinforced Pivot Shaft

Oversized Φ13 central pin greatly improves shear strength and load capacity, runs smoothly without jamming or abnormal noise, durable for thousands of rotation cycles under heavy door weight.

Core Selling Points

1. Quick Lift-Off Detachable Design with Clip Tool-free door removal with retaining clip lock, convenient for equipment inspection, maintenance and replacement.
2. Wire Brushed Stainless Steel Body Superior anti-rust & anti-corrosion performance, scratch-resistant industrial appearance.
3. L-Shaped Offset Bent Bracket Reserve rotation clearance, eliminate door and cabinet collision interference.
4. 3mm Thick Heavy-Duty Plate + Φ13 Shaft Anti-deformation, high load capacity, durable for frequent opening cycles.
5. 4-Point Flush Countersunk Mounting Hidden screw installation, neat cabinet surface, stable fixing effect.

Typical Application Scenarios

1. Electrical distribution cabinets, PLC control boxes, inverter and automation equipment enclosures
2. Mechanical equipment protective guards, machine tool inspection doors, production line safety covers
3. Laboratory testing instruments, medical diagnostic device casings, precision analysis equipment panels
4. Outdoor waterproof junction boxes, solar power equipment housings, roadside communication terminal boxes
5. Food and beverage processing machinery, environmental protection equipment, sewage treatment control cabinets

Installation & Selection Guidelines

1. Left/Right Opening Confirmation: Confirm door swing direction before ordering to match lift-off orientation.
2. Screw Matching: Use M6 flat head 90° countersunk screws to fit Φ13 sink holes for fully hidden mounting.
3. Load Suggestion: For wider or heavier door panels, install two CL179-1 hinges symmetrically for balanced stress.
4. Pivot Lubrication: Add a small amount of grease to the Φ13 separable pin regularly to reduce friction noise and wear.
5. Retaining Clip Note: Always re-install the circlip after door assembly to prevent accidental pin slipping out during vibration.

Product Summary

CL179-1 wire polished stainless steel L-type lift-off hinge solves the pain point of difficult door disassembly for industrial equipment. Combined with separable quick-release pin with safety clip, brushed anti-corrosion finish, offset bent bracket and stable four-point countersunk mounting, it lowers maintenance labor cost and improves cabinet overall aesthetics, being a practical standard hardware for various industrial enclosures and removable access doors.

CL179-1 wire polished stainless steel lift off detachable L-hinge 4 countersunk holes industrial cabinet hinge