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    Application
    Tower & Pole

    Tower & Pole

    18th September 2025

    The Invisible Hero of Skyline Construction: Why Bolts Matter More Than Beams

    Challenge: Slip-critical connection relaxation

    Solution:

    • RCSC Class A faying surfaces

    • Direct Tension Indicators with laser-calibrated gaps
      Proof: 100% inspection pass rate on Burj Khalifa Phase I

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    • Metric Sizes: M12 to M64 Imperial size: 1/2″” to 1 1/2″
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    • Grade : 8.8grade ,10.9grade,12.9grade
    • Material type: Medium carbon steel ,Alloy steel
    • Standards: A325,A490 ,EN14399 ,JIS B1186 ,DIN6914,BS4395

    HV Bolts/En14399-4 Bolts/Din6914 Structural Bolts

    HV BOLTS/EN14399-4 BOLTS/DIN6914 STRUCTURAL BOLTS
    PRELOADED BOLTING EN 14399 HV
    • HV Bolts EN 14399
    • Size:M12 to M36
    • Color:HOT DIPPED GALVANIZED ,Black Oxide ,Dacromet ,Geomet ,Zinc Plate
    • Type:High tensile strength bolts, heavy hex bolts
    • Standards:EN 14399-4 ,EN14399-6
    • Grade:10.9                                                                  “

    Hex Nuts, Hot-dip Galvanized

    Custom Bolts | Special Bolts Manufacturer

    Custom Bolts | Special Bolts Manufacturer
    Custom bolts , Special bolts ,custom anchor bolt ,custom stainless steel ,custom fasteners

    • Sizes: M4 to M72
    • Surface: Hot dipped Galvanized , Zinc plated ,Dacromet ,Geomet
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    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

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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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