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    Application
    Metal Buildings

    Metal Buildings

    28th July 2025

    Hurricane-Proof Connections: Where 250mph Winds Meet Their Match

    Challenge: Wind uplift tearing roof assemblies

    Solution:

    • AS 3566 Category 8.8 bolts

    • EPDM-encapsulated sealing washers
      Proof: Miami-Dade County NOA 20-1234.1 certified

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    HS Bolt,High Strength Bolt Bolt Factory

    High-strength steel fastener factory

    • Metric Sizes: M12 to M64 Imperial size: 1/2″” to 1 1/2″
    • Surface: Hot dipped Galvanized , Electro-Galvanizing ,Dacromet Coating .Black Oxide ,Geomet ,Xylan
    • Grade : 8.8grade ,10.9grade,12.9grade
    • Material type: Medium carbon steel ,Alloy steel
    • Standards: A325,A490 ,EN14399 ,JIS B1186 ,DIN6914,BS4395

    DOUBLE END STUD BOLTS

    Studbolts ,A double threaded rod manufacturers

    • Standards:DIN975, DIN976, ASME B18.31.2
    • Metric Size:M12 to M64, Imperial size :1/2″”-3″
    • Color:HOT DIPPED GALVANIZED ,Black Oxide ,Dacromet ,Geomet ,Zinc Plate
    • Grade: 8.8, 10.9, ASTM A193 B7, ASTM A453 660
    • Application : Machinery, Structural frameworks, or Industrial equipment.

    High Strength Bolts Factory-Hex Head Bolts Manufacturer

    HEX CAP SCREW/HEX BOLT MANUFACTURER IN CHINA/BOLT FACTORY
    Hex Bolts, Hex Cap Screws, Metric Bolts, ANSI/ASME B18.2.1 Bolts

    • Standard: DIN931, DIN933, ISO4017
    • Sizes: M3, M4, M6, M8, M10, M12 … to M64
    • Surface: Black Hex Bolts, Hot dipped Galvanized Hex Bolts, Zinc Plated Bolts, Decromet Coated Bolts,Geomet Bolts , Magni 565 Bolts
    • Grade: 4.8, 6.8, 8.8, 10.9, 12.9

    Heavy Hex Bolts/Structural Bolts A325/Structural Bolts Manufacturer

    HEAVY HEX BOLTS/STRUCTURAL BOLTS A325/STRUCTURAL BOLTS MANUFACTURER
    Heavy Hex Bolts, Hex Bolts a325, Structural Steel Bolts

    • Standard: ASTM A193, A325, A490, A307, ASTM A325M
    • Sizes: M12 to M36, 1/2” to 2 1/2”
    • Surface: Black Hex Bolts, Hot dipped Galvanized Hex Bolts, Plain
    • Grade: A193, A325, A490, A307

    HR Bolt,Preloadbolts,Structural Bolts Bs EN14399

    High-Strength Structural Bolting Assembles For Preloading
    Bs En 14399-3, En 14399-4 Bolt

    • Sizes: M12 to M36 ;1/2″”to 1 1/2″”
    • Surface: Hot dipped Galvanized , Black Oxide ,Dacromet ,Geomet ,Zinc plate
    • Grade : 8.8 grade ,10.9grade
    • Material type:Medium carbon steel ,Alloy steel
    • Standards: EN14399

    Contact Us

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      Gmetalparts is a premier Chinese manufacturer and supplier specializing in high-strength bolting solutions, including structural bolts…

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        Zhaoyi village,Yiqiao Industrial Zone Yiqiao Town,Xiaoshan Hangzhou, zhejiang, China

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