Ruichi specializes in the R&D, production and sales of HVAC ventilation products, with 20 years of production experience and 11 years of online service expertise. As a key maintenance component for ventilation systems, access doors provide convenient channels for duct inspection, cleaning and maintenance. Featuring user-friendly opening/closing and excellent sealing when closed, they prevent air leakage, ensure system efficiency, and offer dustproof, thermal insulation and internal component protection functions for long-term stable operation. Crafted with strict material selection, the products use high-quality cold-rolled steel plates and stainless steel as core base materials. Their surfaces undergo refined treatments such as pickling, phosphating, and electrostatic spraying, resulting in superior corrosion and rust resistance while balancing structural strength and service life. Standard specifications cover a variety of sizes including 150150/200200/250250/300300/350350/400400/450450/500500/600*600 mm, with plate thickness ranging from 1.2mm to 2.0mm. Customization services are available for holes, special sizes, and corrosion resistance grade upgrades, precisely adapting to the installation needs of different scenarios such as various specification ventilation ducts and equipment rooms. Since 2012, Ruichi has been supplying the U.S. market and participating in professional AHR Expos in Las Vegas, Chicago, and other cities. With stable quality and professional services, it has gained deep trust from customers worldwide.
We provide one-stop OEM/ODM services covering product design, mold manufacturing, material sorting, production line processing, packaging, quality inspection, and door to door delivery.
More than 200 ventilation accessories are available for sale, covering a full range of components such as damper blade, regulators, access doors, duct corner, and g-clamp, These products are widely compatible with various ventilation engineering installation and maintenance needs, providing customers with one-stop procurement convenience.
Ruichi Hardware has applied and registered trademarks in China, the United States, Australia, and other major markets and has obtained ISO 9001 Quality Management System certification. We implement preventive and process controls for product quality in accordance with the system, ensuring that every product meets high-standard quality requirements.
We have served a publicly listed building materials distributor in the United States for 13 consecutive years and have participated in the professional AHR Expo in the United States on multiple occasions, demonstrating our international recognition.
China metal stamping parts are widely used in the sheet metal processing process. In the process of material deformation, we need to rely on a variety of metal stamping molds to limit the shape of the product, including laser cutting, CNC punching, bending, deep pull, embossing, etc. The metal stamping manufacturing process of turning a metal plate into a solid shape. Metal stamping processing is an efficient solution for mass production, providing high-quality stamping processing parts for industries like aerospace, automotive manufacturing, medical equipment, electronics, industrial, and building.e packing options include plastic bags, bubble packs, kraft paper, nylon bags, and small cartons. For outside packing, carton and pallet options are available. With carton packaging, they can print logos, do color printing, or use customer – provided box drawings; they can also design packaging drawings and customize carton sizes. Pallet packaging options cover plastic, wooden, metal pallets, and wooden cases, with designs tailored to product size and weight to prevent breakage. Other custom packaging requests are also welcome.
China metal stamping is a cold-forming manufacturing process. Stamping equipment uses instant stamping deformation or cutting metal plate through stamping mold to produce customized metal stamping parts. Metal stamping technology has been widely used to different parts and a variety of stamping processes, but they all need rigid stamping mold and pressure cooperation, to complete the blanking, bending, stamping, embossing, and other manufacturing processes.
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