China expansion bolts for concrete Manufacturers, Suppliers, Factory

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expansion bolts for concrete, Our company has a skillful sales team, strong economic foundation, great technical force, advanced equipment, complete testing means, and excellent after-sales services. Our goods have beautiful appearance, fine workmanship and superior quality and win the unanimous approvals of the customers all over the world.

Hot Products

  • solar panel mounting system

    solar panel mounting system

    Xiamen Hongyu Intelligent Technology Co., Ltd. is a company that mainly manufactures photovoltaic modules and photovoltaic brackets. It mainly produces high-power 550-730 watt photovoltaic modules and photovoltaic brackets. HY is mainly engaged in the design and production of rooftop and ground solar photovoltaic installation solutions. Related products include stainless steel roof hooks, aluminum alloy roof brackets, aluminum alloy solar panel clamps, steel ground screws, etc.
    Product type: solar panel mounting system, solar panel pole mountr
    Processing services: stamping, die casting, bending, welding, punching, cutting
    Material: aluminum alloy, stainless steel
    Service life: 20-25 years
  • screw washer

    screw washer

    Xiamen Hongyu Intelligent Technology Co., Ltd., has three steel hardware manufacturing plants and a 3,000 square meter logistics warehouse. HY is specialized in building stampings, fasteners and automotive parts. We produce and supply a whole range of screws,screw washer, nails, bolts, nuts, threaded rods, anchors, couplers, stampings, connectors, plastic parts, pipes, chains, etc. Our products meet international quality standards such as DIN, BS, ANSI, JIS, etc.
    Material: Carbon Steel
    Surface Treatment: Galvanized
    Size: Metric, Imperial
  • Die Casting Lower Cover

    Die Casting Lower Cover

    HY is a manufacturer and supplier of cast lower covers, using presses from 25 tons to 400 tons, and can meet customer needs whether it is precision or large Die Casting Lower Cover.
  • Stainless steel flat washer

    Stainless steel flat washer

    HY developed metal stamped stainless steel flat washers for customers in the medical industry. Made from 17-7 PH stainless steel, this stainless steel gasket has strong corrosion resistance and is not prone to rust, making it ideal for medical use.
  • stainless steel rivets

    stainless steel rivets

    Xiamen Hongyu Intelligent Technology Co., Ltd. is a professional manufacturer of all kinds of stainless steel rivets, blind rivets, rivet nuts, pressure rivets, national standard fasteners, non-standard fasteners, and riveting tools. The company has a complete set of advanced production equipment and automatic lathes, and adopts international advanced standards for production. "Zero defects, create brands" is HY's purpose. We hope to establish a good cooperative relationship with domestic and foreign customers on the basis of equality, mutual benefit and common development.
    Surface treatment: natural, black, galvanized, other
    Material: stainless steel, aluminum, brass, special alloy
    Processing technology: stamping
  • Bellows Expansion Joint

    Bellows Expansion Joint

    High quality Bellows Expansion Joint is offered by China manufacturer HY.
    Product name: Corrugated expansion joint
    Material: ADC12 A380
    Process: die-casting + machining + surface treatment (plastic spray, silk screen)
    Construction period: 45 days for mold opening + sample making

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