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Grade 6.8 Carbon Steel Hex Head Bolts

Diameter (d):

  • M10
  • M12

Length (L):

  • 50
  • 55

Finish:

  • Color Zinc
  • Hot Dip Galvanized
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Specification

Description

Hexagonal Bolts
Standard: DIN, GB, HG, JISB
Category: ANSI/ASME B18.2.1, DIN931, DIN933, DIN933(L39.7-40.3), DIN933, DIN960, DIN961, GB1228, GB21, GB27-76, GB27-88, GB30, GB31.1,GB32.1, GB5780, GB5781, GB5782, GB5783, GB5785, GB5786, GB838 or according to customer special demand.
Diameter: M2-M64,1/4-20,1/4-28,3/8-16,5/16-18,5/16-24,3/8-24,7/16-14,7/16-20,1/2-12,1/2-13,1/2-20,9/16-12,5/8-11,5/8-18,3/4-10,3/4-16,7/8-9,1-1/8-12,1-1/8-7,1-1/4-7,1-1/2-6,1"-8,2"-4.
Grade: Class 4.8, 8.8, 10.9; A2-70, A4-70; US grade 5,8 or according to customer special demand.
Material: 1.Carbon steel: C1006,C1008,C1010,C1018A,C1022,C1035K,C1045K, etc.
2.Stainless steel: SS301 SS302,SS303,SS304,SS316,SS410,SS416,SS420,SS430, etc.
3.Steel:C15,C35,C45(K1045)S45C,C46(K1046),C20, etc.
4.Copper:Brass(C3602,C3604,H59,H62,H65,H68,H70,H90,etc. Phosphor bronze, Silicon bronze, Red copper, Beryllium copper Copper, etc.
5. Iron: 12L13,12L14,12L15, etc.
6.Aluminium:AL6061,AL6063,7075, etc.
7. Titanium or titanium alloy: TAD, TA1-TA8, TB2, TC1-TC10, etc.
8.Silver or silver alloy:AgCu3,agCu7.5,AgSn3-5,AgPb0.4-0.7,AgPd3-5,AgNi10, etc.
9. Alloy steel: SCM435,10B21,40Cr, etc.
Thread: M, UNC, UNF
Finish: Plain, Black Oxide, Blue-White Zinc, Zinc Plated(Clear/Blue/Yellow/Black), Nickel, Chrome, Dacromet, Zinc Nickel.
Packing: Bulk in cartons + wood Pallet or according to customer special demand.
Application: Structural Steel; Metal Buliding; Mechanical Machine; Automobile; Home Decorating.
Certification: ISO9001, SGS, CTI, ROHS
Trade Term: FOB/CIF/CFR/EXW/CIP
Payment: T/T, D/A, D/P, West Union, Paypal, etc.
Lead Time: 3~15 days after the order is confirmed, it will based on the detailed order quantity.
Market: Europe / South&North America / East&South East & South Asia / Middle East / Australia etc.
Warranty: We confirm our goods will satisfy your request.
After Sales Service: We will follow up on the goods for every customer and help solve problems after sales.

Hex head bolts with a 6.8 strength grade are medium-strength fasteners commonly used in construction and machinery. These bolts have a hexagonal head, allowing for easy tightening with a wrench or socket. The "6.8" designation indicates their tensile strength: 600 MPa, with a yield strength of 80% of this value, i.e., 480 MPa. They are typically made from medium carbon steel and can be coated for enhanced corrosion resistance. These bolts are suitable for applications requiring a balance of strength and cost-effectiveness, such as in structural assemblies, equipment fastening, and automotive applications. Their robust construction ensures reliable performance under moderate loads and vibrations. Available in various lengths and diameters, 6.8-grade hex head bolts are versatile and essential components in many industrial and construction settings, providing a secure and stable fastening solution.

about us

Hangzhou Jiangxin Industry Co., Ltd. was established in 2004. It is a national high-tech enterprise and a scientific and technological enterprise in Zhejiang Province. It is a professional fastener manufacturer, integrating production, R&D, and sales. It has advanced fastener production equipment in the world and uses an advanced ERP system for management. Grade 6.8 Carbon Steel Hex Head Bolts Suppliers and Factory.

The company has passed the IS09001 international quality management system certification and has distribution outlets and logistics distribution centers in East China. The company specializes in the production and operation of standard and non-standard parts such as German standard (DIN), American standard (ANSI, ASME), international standard (ISO), national standard (GB), Japanese standard (JIS), and British standard (BSW), high-strength bolts, and high-grade expansion bolts. The materials involve various carbon steels and stainless steels (304 and 316). The products are widely used in the fields of high-speed railway, automobile, ship, machinery, mold, electronics, and construction. Custom Grade 6.8 Carbon Steel Hex Head Bolts. With its good performance, fast installation, beautiful appearance, stable compatibility, and many other advantages, it is favored by Chinese and foreign merchants.

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