Hexagon Socket Countersunk Head Bolt

• Material: Carbon Steel
• Type: Hexagon Head
• Connection: Common Bolt
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: JX23HB171
• Head Style: Counter Sunk Bolt
• Standard: DIN, GB
• Grade: 8.8
• Application: Machinery, Building
• Finish: Black
• Other Grade: 10.9
• Other Coating: Dacromet, Zinc
• Tensile Strength: ≥830MPa
• Tensile Load: ≥293kn
• Transport Package: Carton and Wooden Pallets
• Specification: M16-M36
• Trademark: HYZ or customer brand
• Origin: Hangzhou China
• HS Code: 7318159001
• Production Capacity: 20000PCS/Day
• Package Size: 32.00cm * 23.00cm * 13.50cm
• Package Gross Weight: 25.000kg

Product Description

Hexagon socket countersunk head bolt 
 

Standard	DIN7991
Grade	8.8/10.9
Dia.	M12-M36
Length	35-400MM
Materials:	Alloy steel---40Cr / 35CrMo, 42CrMo; Carbon steel:35K, 45K
Available finish	Dacromet, black oxide, phosphating, electronic galvanized,ect.
Head marking	HYZ+8.8 or  customers' brand + 8.8
Packing	Carton and wooden pallet or wooden case; barrel+wooden pallet
Certification:	FPC BC1, SGS,BV,ISO9001,  factory products 3.1 cert.

Mechanical properties

Properties	Yield strength    N/mm^2	Tensile strength    N/mm^2	Elongation      %	Reduction of area          %
8.8	≥ 660	≥ 830	≥  12	≥  52
10.9	≥ 940	≥ 1040	≥  9	≥  48

 

Hardness of bolt
Class	Bolt
8.8	HRC23~34
F10T	HRC32~39

Packaging & Shipping

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