Custom Sheet Metal Fabrication for Global Clients – Your Trusted Partner in Precision & Innovation
Custom Sheet Metal Fabrication for Global Clients – Your Trusted Partner in Precision & Innovation
1. Premium Materials & Precision Engineering
We work with a wide range of materials to suit your needs:
Stainless Steel (304, 316, etc.): For corrosion resistance and robustness.
Cold-rolled Steel: Renowned for its high precision, smooth surface finish, and enhanced strength – ideal for heavy-duty applications where dimensional accuracy and a polished base for finishing are critical.
Aluminum: Lightweight yet durable, perfect for aerospace or electronics.
Galvanized Steel: For enhanced rust protection.
Our state-of-the-art equipment, including CNC laser cutters, CNC press brakes, and CNC punching machines, guarantees millimetre-level precision (tolerance as low as ±0.1mm). Whether it’s complex geometries or repetitive mass production, we deliver consistency every time.
2. Advanced Surface Finishing
A product’s durability and appearance matter. We offer comprehensive surface treatments:
Powder Coating: Like the smooth, scratch-resistant finish on the access controller enclosure (shown in images), available in custom Pantone colors.
Electroplating (Zinc, Nickel, Chrome): For corrosion resistance and a polished look.
Anodizing (for Aluminum): Enhances hardness and wear resistance.
Brushing & Polishing: For a sleek, professional aesthetic.
Custom Solutions Tailored to Your Needs
We understand that every project is unique. Our custom sheet metal fabrication service includes:
Prototyping & Small Batches: Rapidly turn your designs into physical samples for testing and validation.
Mass Production: Scalable manufacturing to meet high-volume demands without compromising quality.
Design Collaboration: Our engineers work with you to optimize designs for manufacturability, cost-efficiency, and performance.
Industries we serve:
Security & Access Control (e.g., the access controller enclosure in your images)
Industrial Machinery
Electronics & Telecommunications
Medical Devices
Automotive
Aerospace
Case Study: Access Controller Enclosure
Take the IUCO Access Controller enclosure (as shown) – a prime example of our capabilities:
Precision Cutting & Bending: The enclosure’s seamless edges, precise holes for components, and uniform structure are achieved through our CNC processes.
Secure Lock Integration: The custom keyhole cutout and reinforced locking mechanism ensure both functionality and security.
Custom Powder Coating: The smooth, durable finish not only looks professional but also withstands daily wear in commercial or industrial environments.
This project showcases our ability to translate technical requirements into a polished, reliable product – exactly what global clients demand.
Quality You Can Trust
We operate under ISO 9001 quality management standards, with rigorous inspection protocols at every stage (material incoming, in-process, and final product testing). Your custom sheet metal parts aren’t just made – they’re engineered to last.
Let’s Build Together
Whether you need a single prototype or thousands of custom sheet metal components, we’re here to deliver. Contact us today to discuss your project, request a quote, or send us your design files. Let’s bring your vision to life with precision, quality, and efficiency.
Your Idea, Our Craft – Global Sheet Metal Solutions, Made for You.
Yes. We support 1PC MOQ, no mold tooling required. All custom sheet metal enclosures can be produced directly per your design.
Yes, we accept custom sheet metal fabrication strictly based on your 2D/3D drawings. We provide free DFM checking, follow your exact material, tolerance and finishing requirements. Both prototype and mass production are available with full quality control and export standard packaging.
Absolutely. Send us your product size, assembly function, usage scenario and performance demands. Our sheet metal team offers free structural design, solution tuning and DFM analysis.
You don’t need to prepare drawings; we finish all design work from sketch to production drawing to save your R&D cost and risks. We revise drawings repeatedly to meet your assembly needs perfectly.
We provide 24H DFM drawing review and formal quote after receiving your technical requirements.
Yes. We offer fast prototype sampling according to your drawings, helping you verify structure and size before bulk order.
All our products have obtained ISO9001, EMC, LVD and RoHS certifications.
We fully comply with global safety and quality standards, delivering stable, trustworthy solutions for all project applications.
We operate our own factory and provide one-stop full in-house production.
Strict process control and standardized quality management guarantee stable product quality and punctual delivery, building reliable long-term global partnerships.
We process a full range of standard and high-performance sheet metal materials, including stainless steel (304/316), aluminum (5052/6061), cold/hot rolled steel, galvanized steel, brass and copper. We can also source special materials according to your project requirements.
Our standard machining tolerance is ±0.1mm for laser cutting and bending. For high-precision parts, we can reach ±0.05mm based on material thickness and part structure. All dimensions are 100% inspected before delivery to meet your requirements.
Yes, we provide one-stop full surface treatment services, including powder coating, painting, anodizing, sandblasting, brushing, electroplating, passivation, polishing and heat treatment. We can customize colors and effects according to your design.
Yes, we always sign NDA (Non-Disclosure Agreement) before receiving any drawings or design details from customers. We strictly protect your intellectual property and keep all your projects confidential.
<p>Professional OEM sheet metal maker of custom outdoor waterproof & dustproof power distribution cabinets for solar PV, municipal power, industrial automation and energy storage.<br />
Free 2D/3D CAD structural design available if you have no finished drawings. Featuring double-seal rainproof structure, ±0.1mm precision processing and anti-corrosion coating, our cabinets resist deformation, water leakage and dust ingress outdoors.<br />
Full in-house one-stop production ensures consistent quality and fast delivery for sampling and bulk production.</p>
<p>SanJun Hardware is a professional sheet metal factory specialized in custom three-door metering distribution cabinets for global power engineering, property management and energy enterprises.<br />
Most overseas purchasers face big troubles: no ready-made cabinet drawings, high design costs, water leakage & dust ingress outdoors, cabinet bending deformation, messy internal wiring layout and inconsistent assembly gaps. We fully solve all these industry pain points with our core service: totally free engineering drawing design, customers don’t need to provide any self-drawn sketches.</p>
<p>We own full production lines for laser cutting, CNC bending, full sealing welding, rainproof structural processing and weather-resistant coating, with machining tolerance controlled within ±0.1mm. Our 3-door meter cabinets reach IP54/IP65 waterproof dustproof standard, pass ISO9001 & RoHS certification, widely used in all kinds of indoor and outdoor power metering scenarios worldwide.</p>
<p>SanJun Hardware manufactures precision custom sheet metal photovoltaic AC distribution cabinet enclosures for global solar industry clients.</p>
<p>We eliminate common customization headaches including expensive outsourced design work and structural defects, providing <strong>free CAD drawing design with no client drafts needed</strong>.</p>
<p>Supported by full automatic sheet metal processing, our cabinets achieve tight machining tolerances and comply with ISO9001, RoHS, IP54/IP65 for indoor & outdoor photovoltaic applications.</p>
<p>SanJun Hardware is a professional non-standard precision sheet metal processing factory based in Rugao, specializing in customized metal housings for blade battery packs and new energy energy storage chassis for global new energy enterprises.<br />
Most overseas buyers face huge troubles when customizing non-standard battery cabinets: lacking structural design drawings, high independent design costs, poor cabinet structural strength, insufficient outdoor waterproof and anti-corrosion performance, and inconsistent assembly gaps. We completely solve these industry pain points with our exclusive service: completely free production-ready CAD drawing design, customers do not need to provide any self-drawn drafts.<br />
Our full-process sheet metal workshop realizes integrated production from laser cutting, CNC bending, full penetration welding to weather-resistant surface coating, with machining tolerance controlled within ±0.05mm~±0.1mm. All non-standard blade battery boxes and energy storage chassis comply with ISO9001, RoHS and IP protection standards, widely applied to household energy storage, industrial & commercial energy storage, new energy vehicles, RV power supply, off-grid solar energy storage and other global scenarios.</p>
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