Gold Member Since 2016
Audited Supplier
Hangzhou Jiaxiang Gaoqiang Bolts Co., Ltd.

A325 Bolt, Heavy Hex Head Bolt, 7/8" Bolt manufacturer / supplier in China, offering ASTM A325 Type Black Bolt, Round Head Tension Control Bolt A325, Ms Steel Shear Stud ASTM A108 and so on.

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ASTM A325 Type Black Bolt

FOB Price: US $900 / Ton
Min. Order: 1,000 Sets
Min. Order FOB Price
1,000 Sets US $900/ Ton
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Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: HZJX16HB029
  • Type: Hexagon Head
  • Head Style: Hexagonal
  • Grade: 8.8
  • Finish: Hot Galvanizing
  • Other Available Finish: Black Oxide, Galvanized, Dacromet,Ect
  • Material: Alloy Steel
  • Connection: Common Bolt
  • Standard: DIN, ANSI, GB, JIS, as
  • Application: Steel Structure
  • Tensile Strength: >825MPa
Product Description
ASTM A325 TYPE 1 heavy hex head bolt with nut and washer

Product nameHigh strength hexagon head bolt
StandardASTM A325
GradeTYPE 1 grade 8.8
Dia.1/2"~1-1/2"
Length1-1/2"~12"
Materials:Carbon steel--45#           Alloy steel---40Cr / 35VB35CrMo/42CrMo
Available finishDacromet, black oxide, phosphating, electronic galvanized,ect.
Bolt Setset= 1 bolt + 1 Nut (DH or 2H)+ 2 washers(F436)
Head markingHYZ+ A325 or customers' brand + A325
PackingCarton and wooden pallet or wooden case; barrel+wooden pallet
Certification:FPC BC1, SGS,BV,ISO, factory testing report.

Class of bolt, nut and washer
ComponentsBoltNutWasher
Class 8.8DH    F436
 8.82H    F436
Mechanical properties of Bolt:
Properties   Yield strength
    PSI(MPA)
         Min
Tensile strength
       PSI(MPA)
           Min
    Elongation
            %
Reduction of area
             %


    1/2"~1" incl.

 
 92000 (635)

 
  120 000(825)

 
         ≥  14        ≥  35
    1~1-1/2"        
 81000 ( 560)
 
    105 000(725)         ≥ 1 4       ≥  35
Hardness of bolt set
ASTM A325 Type Black Bolt

ASTM A325 Type Black Bolt
                                                                                     Our lab
ASTM A325 Type Black Bolt
                                                                                   Core products

We are professional in manufacturing high strength tension control bolts and heavy hex head bolts, shear studs for steel structures. All products can be manufacture as per international standard or customer drawing. for details, welcome for negotiation. 

Per Batch goods will be together with 3.1 certificate or the 3rd party inspection report.


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Mr. Frank Hu
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