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A4-70 304/316 Hex Head Bolts

Diameter (d):

  • M3
  • M4
  • M5
  • M6
  • M8
  • M10
  • M12
  • M14
  • M16
  • M16-1.5
  • M18
  • M20
  • M22
  • M24
  • M27
  • M30
  • M33
  • M36

Length (L):

  • 6
  • 8
  • 10
  • 12
  • 14
  • 15
  • 16
  • 18
  • 20
  • 22
  • 25
  • 30
  • 35
  • 40
  • 45
  • 50
  • 55
  • 60
  • 65
  • 70
  • 75
  • 80
  • 85
  • 90
  • 95
  • 100
  • 105
  • 110
  • 115
  • 120
  • 130
  • 140
  • 150
  • 155
  • 160
  • 170
  • 180
  • 190
  • 200
  • 210
  • 220
  • 230
  • 240
  • 250
  • 260
  • 270
  • 275
  • 280
  • 290
  • 300
  • 320
  • 330
  • 380

Finish:

  • Whitewash
  • Waxing
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Specification

Description

All Specifications:

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.

Our A4-70 Hex Head Bolts are crafted from high-quality austenitic stainless steel, ensuring superior corrosion resistance and durability, even in harsh environments. Rated at 70 ksi tensile strength, these bolts provide exceptional strength and reliability for demanding applications. The hex head design allows for easy installation and removal using standard tools, making them ideal for both professional and DIY projects.
These bolts are precision-engineered to meet DIN 933 standards, guaranteeing consistent performance and fit. Available in various lengths and thread pitches, A4-70 Hex Head Bolts are suitable for marine, chemical, and outdoor applications where exposure to corrosive elements is a concern. Their robust construction and excellent mechanical properties make them a preferred choice for structural and high-stress installations.
Whether you're securing machinery, assembling structures, or performing maintenance tasks, our A4-70 Hex Head Bolts deliver unmatched quality and reliability for long-lasting performance.

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. A4-70 304/316 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 A4-70 304/316 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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