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Heavy Duty Metal Furniture Door Hinges Butt Stainless Steel Hinge 50*75

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RICHWITS are masters at forging Heavy Duty Metal Furniture Door Hinges—our 50×75 mm butt stainless-steel hinges are precision-made in China. We deliver top-graded, salt-spray-proof hardware in any finish or quantity, prized for flawless closing power and lifelong corrosion resistance. Count on us as the world’s No. 1 source for stainless hinges. Discover our premium range—just inquire today!

Price: $ 2.5 / PCS

Model:
ZB0408-75
Brand:
RICHWITS
Code:
ZB0408-75

size:	55075
Availability:

Quantity:



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Product Description

Product Introduction

Feature	Benefit
Anti-Rust	Marine-grade 304/316 SS, salt-water safe, survives aggressive coastal & offshore atmospheres
Heavy-Duty Durable	Solid 4.8 mm plate, 30 % thicker than standard butt hinges—bigger, stronger, built to last
Wide Application	Ideal for yacht cabinetry, flush hatches, catables, RV lockers, home furniture, gates—anywhere brute strength meets corrosion resistance
Soft-Close Buffer	Integrated polymer bumper eliminates slam and protects fingers
No-Noise Operation	Precision-machined knuckles with Teflon-coated pin for whisper-quiet closing every time

Product Advantage

Strong Coating & Accessory Compatibility – Chemically inert to copper-based bottom paints, zinc anodes & aluminum trim; stops galvanic corrosion cold
Non-Magnetic / Weakly Magnetic – Won’t deflect compass or upset sensitive marine electronics
Low Maintenance Cost – Zero re-painting, zero grease schedule; rinse and wipe to keep “factory new” |
Long-Term Structural Stability | Passes 1 000 h neutral-salt-spray test & 30-day seawater immersion without pitting or torque loss |
Superior Heat Resistance – Retains full load rating to 250 °C—perfect for engine-room bulkheads or BBQ islands |
Open-Air Component Adaptability – UV-proof, wave-splash-proof, wind-borne salt-proof; designed for exterior decks and dockside furniture |

Technical Parameters

Item	Value
Material	Marine Grade Stainless Steel 304 (316L optional)
Length	75 mm / 2.953"
Width	50 mm / 1.969"
Thickness	4.8 mm / 0.189"
Knuckle Diameter	12 mm
Pin	304 SS, non-removable (riveted)
Load Rating	80 kgf per pair (dynamic)
Mount	8 × Ø5 mm countersunk holes (4 per leaf), screws included
Finish	Mirror polishing to Ra ≤ 0.4 µm, optional satin or PVD

100 % CNC-machined & hand-deburred for gap-free closure.
Tolerance ±0.1 mm; color may vary slightly under different lighting.

Product Application

Application Area	Usage	Marine Benefit
Chain-Locker Access Hatches	Hinge for hatch covers on chain-locker tops	Humidity & salt-spray proof, zero seizure
Ship Boarding-Ladder Pedals	Flip hinges for side-ladder pedals	Stable open/close under crew load
Storage-Hold Folding Doors	Butt hinges for bottom-hold fold-ups	Smooth swing in tight, low-clearance spaces
Signal-Equipment Cabinet Doors	Door hinges for nav/comm cabinets	Shield electronics from corrosive mist
Sewage-Treatment Cabinet Doors	Access-door hinges on waste units	Resist H₂S & aggressive black-water vapors

FAQ

How long do stainless-steel products last?

10–50 years with basic care (cookware, appliances, marine hardware).

Can I clean with bleach?

No—bleach breaks the oxide film and causes pitting.

304 vs 316 stainless?

Grade	Cr-Ni-Mo	Marine Suitability
304 (A2)	18-8-0	OK for interior, short-term; will pit in salt
316 (A4)	16-10-2	Mo-added, lifetime resistance to chlorides—spec for critical marine hardware

How to build a long-term partnership?

Consistent A4/316 quality at competitive MOQ pricing
Treat every buyer as a friend—transparent specs, on-time ship, after-sale support regardless of region

Packing & Delivery

Ehibition

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furniture Hinges Door Hinges Stainless Steel Hinge Butt Hinge Metal Hinge Heavy Duty Hinge

Heavy Duty Metal Furniture Door Hinges Butt Stainless Steel Hinge 50*75

Product Advantage

Technical Parameters

FAQ

How long do stainless-steel products last?

Can I clean with bleach?

304 vs 316 stainless?

How to build a long-term partnership?

Packing & Delivery

Ehibition

Product Advantage

Technical Parameters

FAQ

How long do stainless-steel products last?

Can I clean with bleach?

304 vs 316 stainless?

How to build a long-term partnership?

Packing & Delivery

Ehibition

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