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4" 5/8‑Radius Cold‑Rolled Steel Residential Butt Hinge Us10b
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RH‑RC‑40‑US10B 4 Inch 5/8‑Radius Steel Residential Butt Hinge | US10B Oil‑Rubbed Bronze
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SPEC NOTE
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Product Description
RH‑RC‑40‑US10B 4 Inch 5/8‑Radius Steel Residential Butt Hinge, 4"×4"×2.5mm cold‑rolled steel hinge with standard US 5/8‑inch leaf corner radius, eight countersunk screw holes. Classic US‑spec butt hinge, featured US10B oil‑rubbed bronze antique dark bronze finish, widely used for traditional‑style residential interior wooden doors.
Installation recommendation: 3 pieces per residential door.
Installation recommendation: 3 pieces per residential door.
Specification & Dimension Table
| Model No. | Dimension (H × W × T) | Leaf Corner | Rated Door Weight |
|---|---|---|---|
| RH‑RC‑40‑US10B | 4" × 4" × 2.5mm | 5/8" Radius | 35‑50Kgs |
Load‑Rating Recommendation
2.5mm leaf thickness: 35 ~ 50Kgs per door
Installation advice: 3 pieces per residential interior door
Finish Explanation
| Code | Full Finish Name | Process Description |
|---|---|---|
| SN | Satin Nickel | Steel substrate, electro‑plated satin nickel, matte nickel appearance |
| SC | Satin Chrome | Steel substrate, electro‑plated satin chrome, anti‑abrasive silver chrome surface |
| MB | Matte Black | Steel substrate, electro‑plated matte black nickel / black chrome, metallic black finish |
| SB | Satin Brass | Steel substrate, electro‑plated satin brass, brushed brass‑gold tone |
| US10B | Oil‑Rubbed Bronze US10B | Steel substrate, antique dark oil‑rubbed bronze electroplated finish, US standard architectural finish |
Application Scenarios
US traditional & vintage‑style residential interior wooden doors
Apartment, housing project US‑standard door hardware
Mid‑heavy weight interior passage & entry doors
Product Advantages
5/8‑Radius Leaf Profile‑North‑America industry‑standard residential hinge radius, 8‑hole countersunk mounting.
2.5mm Cold‑Rolled Steel‑Heavy‑gauge steel for higher load‑bearing capacity.
US10B Oil‑Rubbed Bronze Option‑Compliant with US architectural finish standard for antique‑style projects.
Multi‑knuckle Hinge Pin‑Smooth, durable swing performance for daily use.
OEM Acceptable‑Custom logo & special packing for bulk orders.
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