Wind Turbine Tower Foundation Anchor Bolt

Short Description:


  • ADVANTAGE: Our High strength anchor bolt product is widely used for wind turbine foundation system and wind tower structure.
  • GOOD MECHANICAL PROPERTY: Excellent anti-delay fracture performance and long lifespan of anti-fatigue(Fatigue Test: No damage after 12 million times test)
  • STANDARD: GB/T3098.1 ISO898-1
  • Product Detail

    Product Tags

    High duty, High strength wind turbine, wind energy tower foundation anchor bolt cage system in wind energy project. Components including anchor bolt(main part),flange, H.D. bolts, cap, leader bolt, concrete.

    ADVANTAGE:                                                                                                        

    Excellent anti-delay fracture performance and long fatigue life(no damage after 12 million times test);                                                                                                      

    Provide double thread bolts with maximum length of 12000mm;                                    

    Standard: GB/T3098.1   ISO898-1 or costomer’s request                                       

     Mechanical Properties

    Grade Dia Tensile
    Strength
    Rm/MPa
    2%
    Elongation
    Limit RP
    0.2/MPa
    Stress Under
    Proof Load SPf/MPa
    Elongation after
    fracture A/%
    Reduction oF Area after Fracture Z/% Rockwell Hardness
    /HRC
    Bolt Length
    mm
    -40 ℃ Impact
    Absorb Energy
    K/J
    min max max
    8.8 M16
    ~M56
    830 660 600 12 52 23 34 12000 27
    9.8 900 720 650 10 48 28 37
    10.9 1040 940 830 9 48 32 39
    12.9 1220 1100 970 8 44 39 44

     

    Common specifications

    DIA Grade Length
    Φ35mm(M36) 8.8 10.9 As Clients’ Demands
    Φ40mm(M42) 8.8 10.9
    Φ45mm(M48) 8.8 10.9
    Φ53mm(M56) 8.8 10.9

    Note: Grades, sizes are allowed to change

     

     Manufacture Process

    As per different raw materials and demands, process details will be adjusted.

     

    Sample 1.

    Raw Material Test  — Normalizing — Sand blasting — Drawing & Straightening — Heat Treatment

    — UT Test — Saw cutting — Chamfer — Polishing — Screw thread — Tensile test — Marking —

    QC Test — Anti-corrosion Test — Stock

     

    Sample 2.

    Raw Material Test — Heat Treatment — Pealing — Polishing — UT Test — Saw Cutting — Chamfer

    — Polishing — Screw Thread — Tensile Test — Marking — QC Test — Anti-corrosion Test — Stock

     

     Process details information, please find at our BLOG within this website. Thank you!

     







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