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ASTM A325 A325M 8.8 Grade HDG Heavy Hex Head Bolt 3/4X2" Hex Head Bolts

ASTM A325 A325M 8.8 Grade HDG Heavy Hex Head Bolt 3/4X2" Hex Head Bolts

    • ASTM A325  A325M 8.8 Grade HDG Heavy Hex Head  Bolt 3/4X2" Hex Head Bolts
    • ASTM A325  A325M 8.8 Grade HDG Heavy Hex Head  Bolt 3/4X2" Hex Head Bolts
    • ASTM A325  A325M 8.8 Grade HDG Heavy Hex Head  Bolt 3/4X2" Hex Head Bolts
    • ASTM A325  A325M 8.8 Grade HDG Heavy Hex Head  Bolt 3/4X2" Hex Head Bolts
  • ASTM A325  A325M 8.8 Grade HDG Heavy Hex Head  Bolt 3/4X2" Hex Head Bolts

    Product Details:

    Place of Origin: China
    Brand Name: HNF
    Certification: ISO9001
    Model Number: M16-M64

    Payment & Shipping Terms:

    Minimum Order Quantity: 5000
    Price: Negotiation
    Packaging Details: Cartons+Pallets
    Delivery Time: 5-20DAYS
    Payment Terms: L/C, T/T, Western Union, MoneyGram
    Supply Ability: 500TON/MONTH
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    Detailed Product Description
    Name: ASTM A325 8.8 Grade HDG Heavy Hex Head Bolt M20X100 Hex Head Bolts Size: 3/4-2"
    Grade: Grade 5 Standard: ASTM A325
    Production Process: Cold Forging Or Hot Forging Used: Building

    ASTM A325 8.8 Grade HDG Heavy Hex Head Bolt M20X100 Hex Head bolts

     

    Product Description

     

    Heavy bolts have a head it is larger than a standard (finish) hex head. Standard heavy hex bolts are made by  middle carbon steel. The large head offers a greater bearing surface that distributes the clamping load over a greater area.

     

    This Specification covers two types of quenched and tempered steel heavy hex structural bolts having a minimum tensile strength of 120ksi for size 1.0in and less and 105 ksi for size over 1.0 to 1-1/2 in inclusive.

     

    The bolts are intended for use in structural connections. these connections are covered under the requirements of the specification for structural joints using ASTM A32 OR A490 Bolts,approved by the research Council on Structural connections. Endorsed by the Amercican Institute of steel Construction and by the industrial Fasteners Institure.

    A325 Chemical  Properties for Type 1 Bolts

    Element Carbon Steel  Boron Steel
    C 0.30 - 0.52% 0.30 - 0.52%
    Mn min 0.60% 0.60%
    P, max 0.040% 0.040%
    S, max 0.050% 0.050%
    Si 0.15-0.30% 0.10 - 0.30%
    B   0.0005 - 0.003%

     

    A325 Mechanical Properties

     

    Bolt Dia,in

    TensileStrength

    ksi (MPa)

    Yield Strength

    ksi MPa)

    Elongation

    %, min

    Reduction of area

    %, min

    12 to 1 120.000 (825) 92.000 14 35
    Over 1 to 112 105.000 (725) 81.000 14 35

     

    A325 Recommended Hardware

     

    Nuts Washers
    Type 1 Type 1
    Plain Galvanized
    A563C, C3, D, DH, DH3 A563DH F436-1
    Notes: Nuts conforming to A194 Grade 2H are a suitable substitute for use with A325 heavy hex structural bolts. The ASTM A563 Nut Compatibility Chart has a complete list of specifications.

     

    Advantages

     

    1.Professional Manufacturer: Our factory professional supply A325 AND A490 Bolt, 100% satisfy Products Mechanical Properties

    2.Quality is guaranteed:Can test goods by third party test company,We also can provide MTC, 3.1certificate.

    3.Cost effective: Competitive prices with professional factory supply A325 AND A325M, Perfect fastening solution with 10 years experiences.

    4. Haina Fastener Can produce them from 1/2-1-1/2, Can make your logo or size on the head.

     

      

    More pictures

    ASTM A325  A325M 8.8 Grade HDG Heavy Hex Head  Bolt 3/4X2" Hex Head Bolts

    Contact Details
    Jiaxing Haina Fastener Co.,Limited

    Contact Person: Vivi

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