Executive Summary: Semicircle Screen Door Latch Integration
- High-Impact Composition: Molded ABS interior and exterior flush handles paired with a stamped iron keeper plate.
- Complete Hardware Kit: Standard supply includes 100% stainless steel mounting screws and protective rubber cover plugs.
- Flexible Logistics: Factory-direct MOQ starting at 500 pcs/SKU with standard buffer stock shipping in 7 to 14 days.
1. Semicircle Screen Door Latch Overview for Wholesale Importers
The semicircle screen door latch HC-833-SLH is engineered to provide a sleek, low-profile replacement and OEM latching solution for Australian and North American patio screen door systems. Manufactured by Zhongshan Huachuang Hardware Products Co., Ltd., this surface-mounted mechanism eliminates interference with sliding primary doors while delivering positive latching over 100,000 cycles. Specifically, hardware retailers and e-commerce sellers favor this model due to its high installer compatibility.
In addition, door hardware distributors require screen door latches that resist daily mechanical shock without snapping under thumb lever force. Furthermore, you can review our full range of window and door hardware solutions on the Huachuang product catalog. Consequently, stocking the HC-833-SLH semicircle screen door latch provides hardware buyers with an economical yet exceptionally durable SKU for high-volume replacement markets.
2. Technical Specifications & Material Matrix
To evaluate the material performance of the semicircle screen door latch HC-833-SLH, procurement teams can review the comprehensive technical parameters listed below. Specifically, every component is manufactured under strict quality audits within our ISO 9001 certified facility to ensure seamless fitment across standard sliding screen extrusions.
| Parameter | HC-833-SLH Reference Specification | Why It Matters for B2B Sourcing |
|---|---|---|
| Handle Material | High-Impact Injection-Molded ABS | Prevents UV degradation and thermal cracking during outdoor exposure in summer climates. |
| Keeper Plate | Stamped Heavy-Gauge Iron | Provides solid latch engagement against the frame jamb to prevent accidental opening. |
| Fasteners Included | 100% Stainless Steel Screw Kit | Eliminates red rust bleeding on aluminum screen door frames in humid coastal regions. |
| Aesthetic Trims | Matching Rubber Screw Cover Plugs | Conceals screw heads completely, offering an upscale finished appearance for retail packaging. |
| Installation Type | Surface Mount / Low Profile Semicircle | Allows quick 5-minute DIY replacement using standard hand tools without mortise routing. |
| Minimum Order Quantity | 500 pcs / SKU (Standard Stock) | Enables distributors to manage inventory buffer stock with 7 to 14 days lead time. |
3. ABS Ergonomics & Surface Mounting Engineering
The structural advantage of the semicircle screen door latch HC-833-SLH lies in its user-centric ergonomic contours and low-profile footprint. Specifically, Huachuang engineers specified high-impact engineering ABS for the interior and exterior handles to resist impact forces up to 15 N·m. As a result, the handle maintains flexural strength across extreme temperature variations without becoming brittle.
Furthermore, the surface-mount semicircle geometry allows mounting directly onto standard aluminum stiles without requiring complex mortise cutouts. Therefore, installation crews can complete retrofits in less than 5 minutes per door panel. In contrast to metal latches that transfer extreme ambient temperatures to the touch, the ABS material provides a comfortable grip year-round. You can inspect similar hardware innovations in the Huachuang virtual hardware showroom.
4. Factory QC Standards & Salt Spray Validation
Every production lot of the semicircle screen door latch HC-833-SLH undergoes rigorous quality control within our manufacturing complex. Specifically, the included stainless steel screws and iron keeper plates are subjected to neutral salt spray testing according to ASTM B117 standards for 72+ hours. Consequently, the hardware guarantees long-term oxidation resistance in coastal installation settings.
Additionally, our automated pneumatic test rigs subject the snib latch mechanism to over 100,000 continuous cycling operations. As a result, this durability performance complies fully with global fenestration guidelines championed by the Fenestration and Glazing Industry Alliance (FGIA). B2B buyers can review complete manufacturing capability details on our about Huachuang company page.
5. OEM Customization & Retail Packaging Options
To support hardware brands and e-commerce sellers seeking private label hardware, Huachuang offers complete OEM packaging solutions for the semicircle screen door latch series. Specifically, we can supply retail blister cards, polybags with custom barcode headers, or bulk contractor multi-packs within 25 to 35 days from artwork finalization.
Furthermore, our facility houses over 1,000 in-house die-casting and plastic injection molds. Therefore, we can easily customize ABS color formulations (such as white, bronze, or silver) to match your proprietary screen frame finishes. As a direct source factory, Huachuang enables hardware distributors to secure higher margins while maintaining strict quality consistency.
6. Frequently Asked Questions
What is the minimum order quantity for the HC-833-SLH latch?
Our standard minimum order quantity is 500 pcs per SKU for standard black ABS stock. However, for custom plastic color matching or custom retail blister packaging, the MOQ is 1,000 pcs per production run.
Does the HC-833-SLH latch package include mounting screws and plugs?
Yes, each HC-833-SLH set includes a full kit containing 100% stainless steel mounting screws, an iron keeper plate, and matching rubber screw cover plugs to hide exposed fasteners after installation.
Can this semicircle latch replace existing Australian screen door latches?
Yes, the HC-833-SLH is designed with standard hole mounting centers, making it an ideal direct replacement for worn or broken semicircle screen door latches across Australian and North American screen doors.
What is the typical lead time for wholesale orders?
Standard stock items dispatch in 7 to 14 days from our finished goods warehouse. Custom OEM orders requiring specialized color molding or branded packaging take 25 to 35 days following final proof approval.
Request OEM/ODM Quote & Factory Catalog for HC-833-SLH
Contact our engineering sales team with your target quantities, custom color preferences, and retail packaging requirements. We will provide detailed technical specifications, wholesale pricing, and sample delivery within 24 hours.
Request OEM/ODM Quote & Factory Catalog →
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