JX20HTB002
Alloy Steel
Hexagon Head
Common Bolt
Hexagonal
DIN, ANSI, GB, JIS, as
8.8
Steel Construction
Black
>825MPa
HDG, Galvanized, Dacromet,Ect
HYZ or OEM
Carton and Wooden Pallet
1/2"~1-1/2"
Hangzhou China
7318
Product Description
HEAVY HEX STRUCTURAL BOLTS ASTM A325/F3125
Class of bolt, nut and washer
Mechanical properties of Bolt:
Hardness of bolt set


Our lab

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.
Product name | Heavy hex head structural bolt with HDG finish |
Standard | ASTM A325/F3125 |
Grade | TYPE 1 grade 8.8 |
Dia. | 1/2"~1-1/2" |
Length | 1-1/2"~12" |
Materials: | Carbon steel--45# Alloy steel---40Cr / 35VB35CrMo/42CrMo |
Available finish | Dacromet, black oxide, phosphating, electronic galvanized,ect. |
Bolt Set | set= 1 bolt + 1 Nut (DH or 2H)+ 2 washers(F436) |
Head marking | HYZ+ A325 or customers' brand + A325 |
Packing | Carton and wooden pallet or wooden case; barrel+wooden pallet |
Certification: | FPC BC1, SGS,BV,ISO, factory 3.1 certfication |
Class of bolt, nut and washer
Components | Bolt | Nut | Washer |
Class | 8.8 | DH | F436 |
8.8 | 2H | F436 |
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 |


Our lab

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.