China metal bellows expansion joints Manufacturers, Suppliers, Factory

HY is China manufacturer & supplier who mainly produces Metal Stamping Automotive Catalytic Converter with many years of experience. Hope to build business relationship with you.

Xiamen Hongyu Intelligent Technology Co., Ltd., with many years of export experience, our products are sold well in Europe, the United States, the Middle East and Southeast Asia. The expansion bolts manufactured by HY fully comply with international standards and are well received by domestic and foreign customers. HY's products cover automotive fasteners, mechanical fasteners, construction fasteners, power fasteners, railway fasteners, household appliance fasteners and chemical fasteners. The product standards include DIN, ISO, GB and ASME/ANSI. HY's products serve all over the world. We hope to continue to strengthen cooperation and grow together.
Stainless steel: SS201, SS303, SS304, SS316, SS316L, SS904L, SS31803
Surface treatment: zinc (yellow, white, blue, black), hot dip galvanizing (HDG), black, Geomet, Dacroment, anodizing, nickel plating, zinc nickel plating
Size: M5-M42
Processing technology: stamping cold heading

Xiamen Hongyu Intelligent Technology Co., Ltd. is a solar bracket manufacturer integrating scientific research, manufacturing, sales and after-sales service. Solar Bracket is manufactured using metal stamping technology, which is more economical and efficient while ensuring high precision and high quality, ensuring its durability, high strength and stability.
Product name: solar panel brackets
Color: natural color, black, customizable
Service life: 25 years
Warranty: 15 years

Xiamen Hongyu Intelligent Technology Co., Ltd. is a company specializing in the manufacture of various metal stamping parts and sheet metal. HY has focused on the research and improvement of relevant technologies and management levels for many years, providing non-standard customized services on high-end hardware products, such as customized whole machines, laser cutting parts, aluminum stamping, meter boxes, OEM metal boxes, angle brackets, etc. For stamping business, HY can design and manufacture new molds and respond to changes at a very fast speed, and can provide solutions for various difficult metal stamping parts.
Product Type: Angle Bracket, Corner Bracket
Surface Treatment: Galvanizing, Anodizing, Chrome Plating, Powder Plating
OEM/ODM: Support customization
Processing Technology: Mold, Stamping, Surface Treatment, Welding and Assembly

Xiamen Hongyu Intelligent Technology Co., Ltd. specializes in aluminum alloy and zinc alloy die-casting processing, and has 17 years of relevant processing experience. HY supports diversified comprehensive services from mold design, manufacturing, and production.
Processing service: Stamping electronic metal accessories
Customization service: Support customization, and can design solutions according to customer needs
Processing type: Metal forming
Tolerance requirement: ±0.02mm

Xiamen Hongyu Intelligent Technology Co., Ltd. specializes in providing a series of products such as aluminum flanges, elbows, and pipe fittings. We will use different materials for processing according to the customer's usage scenarios and needs, such as stainless steel, carbon steel, alloy steel, etc. The products are widely used in petroleum, chemical, machinery, electricity, metallurgy, etc. The company's products support material, specification model, non-standard drawings, and customized packaging.
Processing technology: forging and casting
Keywords: ductwork flange
Application: pipeline connection
Flange type: slip-on welding flange