Jiangsu Huaxin Steel Co., Ltd.
Carriage Bolt

Zinc Plated Carriage Bolt
Carriage bolts are divided into large semi-circular head carriage bolts (corresponding to standard GB/T14 and DIN603) and small semi-circular head carriage bolts (corresponding to standard GB/T12-85) according to head size.

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Parameter
Chemical Composition
Mechanical Properties

Zinc Plated Carriage Bolt:

 

As a manufacturer located in China, we offer zinc plated carriage bolts perfect for merchants in countries outside of China. These bolts are designed to provide a secure fastening solution for various applications, including construction, woodworking, metalwork, and more. They are made from high-quality materials, which includes carbon steel or stainless steel, that meet industry standards to ensure their long-lasting durability.

 

Our zinc plated carriage bolts come in various sizes and lengths to cater to different requirements. This flexibility enables merchants to choose the right product for their application without having to compromise quality, strength, or performance. Customers can also find them in different thread sizes with different pitch levels to meet their needs. We offer customizable options to suit specific application needs as well.

 

Zinc plating is an added feature that provides resistance against rust and corrosion. This feature protects the bolts from potential damage caused by harsh weather conditions, making them suitable for outdoor applications. The zinc coating also adds an aesthetic value to the bolts, making them more attractive and appealing to the eye.

 

Our zinc plated carriage bolts have a square neck, which ensures a secure and snug fit. The square neck is designed to prevent rotation during installation or removal, ensuring a stable and secure fastening solution. The dome-shaped head of the bolt provides a smooth and sleek finish, making it less likely to catch on nearby objects, making them safer to use.

 

Our zinc plated carriage bolts are easy to install due to their pre-drilled holes, making it possible to screw them in easily. The installation process is further simplified since merchants do not require specialized tools or equipment. The bolts can be fastened using a simple wrench, making them suitable for both professional and DIY use.

 

Our zinc plated carriage bolts are strong and durable, making them reliable for long-term use. The zinc plating feature and overall quality of our products make them a cost-effective option for merchants. The quality of these products should not be confused with the low-cost options found in the market, which often compromise quality, leading to expensive maintenance and replacements costs in the future.

 

Conclusion:

 

The zinc plated carriage bolts that we offer are a reliable and durable option for merchants looking for secure fastening solutions. Our high-quality products, flexible sizing options, and resistance against rust and corrosion, make them suitable for various applications. Merchants can enjoy cost-effective solutions that do not compromise quality, leading to long-term savings. Our products are easy to install, safe to use, and come with pre-drilled holes that make installation effortless. At our company, we are committed to meeting our customers' needs by providing high-quality and reliable products that meet industry standards.

 

Carriage bolts are divided into large semi-circular head carriage bolts (corresponding to standard GB/T14 and DIN603) and small semi-circular head carriage bolts (corresponding to standard GB/T12-85) according to head size. Carriage bolt is consisting of head and screw (cylinder head with external thread), which needs matching with nut to fasten and connect two parts with through holes.

Usually, use environment of carriage bolts is special. Such as water industry, railway industry etc.. When olts  are used for external applications, galvanized carriage bolt will be a good choice. Zinc plated and hot-dip galvanized can make carriages bolts gain strong corrosion resistance. Of course due to the difference in plating process, the prices are also different. You can choose according to your own needs when purchasing.

Production Process of Carriage Bolts

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Specification of Zinc Plated Carriage Bolt

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d

M5

M6

M8

M10

M12

M16

M20

P

0.8

1

1.25

1.5

1.75

2

2.5

b

L≤125

16

18

22

26

30

38

46

125<L≤200

22

24

28

32

36

44

52

L>200

-

-

41

45

49

57

65

dk

max

13.55

16.55

20.65

24.65

30.65

38.8

46.8

min

12.45

15.45

19.35

23.35

29.35

37.2

45.2

ds

max

5

6

8

10

12

16

20

min

4.52

5.52

7.42

9.42

11.3

15.3

19.16

k1

max

4.1

4.6

5.6

6.6

8.75

12.9

15.9

min

2.9

3.4

4.4

5.4

7.25

11.1

14.1

k

max

3.3

3.88

4.88

5.38

6.95

8.95

11.05

min

2.7

3.12

4.12

4.62

6.05

8.05

9.95

r1

10.7

12.6

16

19.2

24.1

29.3

33.9

r2

max

0.5

0.5

0.5

0.5

1

1

1

r3

max

0.75

0.9

1.2

1.5

1.8

2.4

3

s

max

5.48

6.48

8.58

10.58

12.7

16.7

20.84

min

4.52

5.52

7.42

9.42

11.3

15.3

19.16

Common Grade and Coating

Standard

Material

Grade

Finish

Thread

DIN933 DIN931 ISO4014 ISO4017 ASME B 18.2.1

carbon steel

4.6 4.8 5.8 8.8 10.9 12.9 A2-70 A4-70

Plain

UNC

Zinc plated

Alloy steel

Yellow zinc plated

PTFE

Stainless steel

Black Oxide

UNF

Dacromet

Other

HDG

Other

Application Area of Zinc Plated Carriage Bolt

The carriage bolt is not widely used in our daily life because of its unique square neck design.Carriage bolt is very suitable for fixing wood to metal. Alternatively, square neck carriage bolts can be used to hold the two pieces of wood together. There are also special versions of carriage bolts that effectively fasten two separate metal parts together. In addition, they can be used in a variety of different industries including: water industry, railway industry, agriculture and mining.

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Why choose us?

  • If you're looking for a reliable supplier of Carriage Bolt products, we're your best choice.
  • We will provide you with excellent Zinc Plated Carriage Bolt and perfect pre-sales and after-sales service with all our heart.
  • Our Carriage Bolt products are manufactured with environmental responsibility in mind.
  • The important thing is that we never make false reputations, but are completely considerate of our customers and partners.
  • Our team is knowledgeable and experienced in all aspects of Carriage Bolt products and applications.
  • Relying on a strong brand, good service, super strong supply capacity and perfect market network, we provide customers with suitable Zinc Plated Carriage Bolt solutions.
  • Our Carriage Bolt products are easy to install and require minimal maintenance.
  • Our company has a group of experienced technical personnel and management personnel, continuous research and development of new products, and strive to innovate and improve.
  • Our factory is equipped with state-of-the-art machinery to ensure our Carriage Bolt products are top-quality.
  • We hope to build a learning-oriented enterprise, rely on scientific and technological progress, and accelerate the pace of development.

Packaging and Transportation

PACKAGE:
Standard export seaworthy packing.
DELⅣERY TIME:
3-20 days after confirming order, detail delivery data should be decided according to production season and order quantity.

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About us

Jiangsu Huaxin Steel Co., Ltd. has been engaged in steel industry for more than 20 years, and Every staff in the company with more than 8 years international trade experience.

Main products include stainless steel sheet, stainless steel coil, stainless steel pipes, stainless steel bars, stainless steel strips,stainless steel channels,stainless steel angles and stainless steel I beam H beam etc,aluminum coil,aluminum sheet,aluminum pipes,copper plate, copper coil, copper rod,copper tube,galvanized coil,galvanized sheet, galvanized pipes etc.Mainly exported to Southeast Asia, North Africa and Middle East market such as Korea, Vietnam, Thailand, Myanmar, Philippines, Singapore, Jordan, Dubai and Kuwait,etc.

Our company introduced the advanced German equipment, whose annual production capacity is 730,000 tons. There is all kinds of products about 100000 tons. It will shorten you delivery time 10-15 days and reduce your cost about 3-5 us dollars/ton.

Our strategic suppliers of raw material are Tisco Baosteel Ansteel etc.All raw materials will be verified before putting into our storage to ensure raw materials and finished products quality.

We have our own lab, professional testing equipment and team, and all set of ISO certification will guarantee the quality of your product (raw material inspection, supervision of production process, appearance inspection and inspection for the finished products) .We will provide our distinctive packing for free which improves the protection rate of goods by 30%. Besides, we accept customized packing.

We warmly welcome customers from all over the world,and looking forward to establishing a long term mutual beneficial relationship for a bright future together.

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FAQ

Q1 : How do you control quality ?

A1 : Mill Test Certification is supplied with shipment, Third Party Inspection is available. and we also get ISO,SGS,Alibaba Verified.

Q2 : How many countries you already exported ?
A2 : Exported to more than 50 countries mainly from America, Russia, UK, Kuwait, Egypt, Turkey, Jordan,India, etc.

Q3 : What are the advantages of your company ?
A3 : We have many professionals, technical personnel, more competitive prices and best after-deals service.

Q4: Can you provide sample ?
A4: We can provide the small samples in stock for free, as long as you contact us.Customized samples will take about 5-7days.

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