Heavy Hexagon Head Bolt ASTM A490 Grade 10.9

• Material: Alloy Steel
• Type: Hexagon Head
• Connection: Common Bolt
• Head Style: Hexagonal
• Standard: DIN, ANSI, GB, JIS, as
• Grade: 8.8
• Model NO.: 19JXHTB022
• Application: Steel Structure
• Finish: Black
• Tensile Strength: >825MPa
• Other Available Finish: Black Oxide, Galvanized, Dacromet,Ect
• Size Class: Inch Size or Metric Size
• Transport Package: Carton and Wooden Pallet
• Specification: 1/2′~1-1/2"
• Trademark: HYZ or customer brand
• Origin: Hangzhou China
• HS Code: 7318
• Production Capacity: 5000000PCS/Month

Product Description

ASTM A490 TYPE 1 heavy hex head bolt with nut and washer
 

Product name	High strength hexagon head bolt
Standard	ASTM A325
Grade	TYPE 1 grade 10.9
Dia.	1/2"~1-1/2"
Length	1-1/2"~12"
Materials:	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 testing report.

Class of bolt, nut and washer

Components	Bolt	Nut	Washer
Class	10.9	DH	F436
	10.9	2H	F436

Mechanical properties of Bolt:

Properties	Yield strength     PSI(MPA)          Min	Tensile strength        PSI(MPA)	Elongation             %	Reduction of area              %
1/2"~1 1/2" incl.	150000 (896)	150000(1034)~173000 (1193)	≥  14	≥  40

Hardness of bolt set

Bolt size        mm	Bolt Length           mm	Bnnell		Rockwell C
		Min.	Max.	Min	Max
1/2" to 1", Incl	less than 2D^A	311	352	33	38
	2D and over	...	352	...	38
M25 to M36, Incl	less than 3D^A	311	352	33	38
	3D and over	...	352	...	38

                                                                                     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.