Round Head Oval Neck Bolt

Product: Round Head Oval Neck Bolt

Property Class:4.6,4.8,5.6,5.8,8.8,10.9,12.9,

A2-70, A4-70,A4-80

Finish:Zinc Plating(Yellow Zinc, Zinc Blue, Rinse Color), Black, Phosphate & Oil, Zinc Phosphate, Hot-dip Galvanized(HDG),Dacromet, Geomet

Material:Steel

Export country: USA, Japan, Australia, Europe and so on

Support customer customization


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Product Details

 The round head oval neck bolt is a fastener whose shape is similar to that of a screw and consists of a shaft and a head. The shaft of the round head oval neck bolt is oblong and the head is round, with an arc transition between the two. The head of the round head oval neck bolt is designed to be round, which can reduce friction during assembly and make assembly more convenient and faster. Round head oval neck bolts are widely used in mechanical connections in various fields, such as automobiles, machinery, furniture, etc.

Pictures

Round Head Oval Neck Bolt Round Head Oval Neck Bolt Round Head Oval Neck Bolt Round Head Oval Neck Bolt

Product drawing

              Round Head Oval Neck Bolt

Product Specification

Size

M10×57

M10×63

M10×70

M12×76

M20×115

D1

M10×1.5-6g

M10×1.5-6g

M10×1.5-6g

M12×1.75-6g

M20×2.5-6g

A

58.5[2.303]
55.5[2.185]

64.5[2.539]
61.5[2.421]

71.5[2.815]
68.5[2.697]

77.7[3.059]
74.7[2.941]

117[4.606]
113[4.449]

BMin

30[1.2]

32[1.26]

40[1.6]

70[2.8]

C

13.8[0.547]
13.1[0.516]

13.8[0.547]
13.1[0.516]

13.8[0.547]
13.1[0.516]

18.26[0.719]
16.69[0.657]

27.76[1.093]
26.19[1.031]

D2

19.0[0.748] 17.7[0.697]

24.3[0.957]
22.7[0.894]

39.6[1.559]
36.4[1.433]

E

5.6[0.220] 4.4[0.173]

7.8[0.307]
6.2[0.244]

10.8[0.425]
9.2[0.362]

F

6.0[0.236] 4.0[0.157]

9.5[0.374]
6.5[0.256]

14.0[0.551]
11.0[0.433]

R1

10.5

10.5

10.5

13.3

20.7

R2Max

0.50

0.50

0.50

0.8

1.2

DS

8.93[0.352]

10.75[0.423]

18.25[0.719]

V

9.96[0.392] 9.17[0.361]

12.7[0.500]
11.9[0.468]

19.05[0.750]
17.48[0.688]

H

4.0[0.16]

5.0[0.2]

6.0[0.24]

9.5[0.37]

15.0[0.59]



Some introduction about our company

Application

Our products are widely used in mechanical, electrical, automotive, building construction, railways, bridges, steamships, fire protection and communication system, etc.Round Head Oval Neck Bolt

Workshop

Round Head Oval Neck Bolt

Certification

Through scientific management, Jinan Star Fastener Co., Ltd. has obtained the 2015 version of ISO9001 quality management system certification. In 2017, the laboratory passed the national CNAS certification. In 2018, the company passed the European CE certification.

Round Head Oval Neck Bolt

Round Head Oval Neck Bolt

Testing Equipment

Our company has a specialized laboratory with digital hardness testers, microscopes, universal testing machines, axial force meters, hydrogen embrittlement detection devices, magnetic particle flaw detectors, metallographic analyzers, carbon and sulfur analyzers and salt spray testing machines, etc. Experimental testing equipment is used to conduct comprehensive testing of the chemical composition of raw materials, product hardness, mechanical properties, coating thickness and corrosion resistance to ensure that all products meet standard requirements and satisfy customers.

Round Head Oval Neck Bolt

Production equipment

Our company has more than 300 production equipment.The product production process includes: Annealing, shot blasting, cold heading, thread rolling, heat treatment, galvanizing, finished product testing, packaging, etc. are all completed in the company.

Round Head Oval Neck Bolt

Round Head Oval Neck Bolt

Packing

Round Head Oval Neck Bolt

Service

1. Product customization and consultation, round head oval neck bolt customization service.

2. Provide technical consultation on the selection, installation and use of round head oval neck bolts.

3. Strictly implement the quality management system to ensure that round head oval neck bolt products meet relevant standards and customer requirements.

4. Provide installation guidance for round head oval neck bolts to ensure that customers can install round head oval neck bolts correctly and efficiently.

5. Provide on-site installation training and technical support for specific projects or needs.

6. Provide comprehensive after-sales service for round head oval neck bolts, including product returns, repairs, etc., to ensure that customers' rights and interests are protected during use.

Provide technical support, answer problems encountered by customers during use, and provide solutions and suggestions.

7. Inventory management and supply chain optimization, based on market demand and customer orders, rationally plan inventory to ensure sufficient and timely supply of bolt products, improve production efficiency, and provide customers with better services.

8. Pay attention to environmental protection and sustainable development, use environmentally friendly materials and production processes, and reduce the negative impact of round head oval neck bolt products on the environment.

FAQ

1. What are the main application fields of round head oval neck bolts?

Round head oval neck bolts are primarily used for mechanical connections, especially in components that require frequent disassembly and reassembly. They are widely used in ships, heavy machinery, steel structures, bridges and other fields, as well as in mechanical connections in various fields such as automobiles, machinery and furniture. Due to the rounded head, this bolt can reduce friction during assembly, making the assembly process easier and faster.

2. What are the standards or specifications of the round head oval neck bolts provided by Jinan Star?

The round head oval neck bolts provided by Jinan Star manufacturer comply with national standards and international standards, including GB/T 8262, etc. These bolts are available in a variety of sizes, ranging in diameter from M12 to M36 and in lengths from 100mm to 300mm. In addition, we can provide customized services according to the specific needs of our customers.

3. How to choose a suitable round head oval neck bolt?

Answer: Selecting a suitable round head oval neck bolt requires consideration of many factors, including the material and size of the connection, the working environment and the required connection strength. When selecting, make sure the bolt diameter, length and thread gauge match the connection. In addition, attention needs to be paid to the strength grade of the bolt to ensure that it can meet the required connection strength. Our technical team can provide you with professional selection and calculation services to help you choose the right bolts.


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