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    Application
    Oil & Gas

    Oil & Gas

    28th 7 月 2025

    Wellhead Bolting That Seals When Hell Freezes Over

    Challenge: Sulfide stress cracking at 15,000psi

    Solution:

    • NACE MR0175 compliant A286 L9 bolts

    • Cold-forged 718 Inconel nuts
      Proof: Zero H₂S failures in Permian Basin fracking operations

    Recommend products

    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 8.8 Grade

    High Strength Bolts 8.8 Grade
    Hot Dipped Galvanized Bolt As1252 ,Din931, Din933 Grade 8.8

    • Standard: AS1252 ,DIN931, DIN933 ,ISO4014,ISO4017
    • Sizes: M12 to M64
    • Surface: Hot dipped Galvanized , Zinc plated ,Dacromet ,Geomet,
    • Grade: 8.8 ,AS1252 ,A325,A490

    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

    High-Strength Steel Fastener Assemblies For Structural Engineering – Bolts, Nuts And Washers 

    Steel Hex Bolts and Nuts as/Nzs Standards /
    High Strength Structural Bolts

    • Sizes: M12 to M36
    • Surface: Hot dipped Galvanized , Electro-Galvanizing ,Dacromet Coating .
    • Grade: 8.8grade ,10.9grade
    • Material type:Medium carbon steel ,Alloy steel
    • Standards: AS/NZS 1252 ,AS/NZS 1442

    Hexagon Socket Head Cap Screws

    High strength bolts A325, ASTM high strength bolts, high tensile strength bolts,structural bolts

    • Size:M12 to M64
    • Color:HDG, Zinc, Black, Xylan/Teflon/PTFE Coated
    • Type:High tensile strength bolts, heavy hex bolts
    • Standards:ISO 4762 ,ISO 8765,ASTM A574
    • Grade:8.8,10.9,12.9

    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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