CHQ Wire(Cold Heading Quality Wire)

●Application:Automobile manufacturing, machinery, precision electronics, rail transportation, aviation, construction and other fields.
●Materials making coupling parts such as bolts, nuts and screws for use in automobiles, electronic products, construction, etc.
●Dimensional range:Standard dimensions are 0.50 mm - 49.0 mm
●Diameter tolerances:Tightest diameter tolerances EN 10278 (h8, h9, h10, h11)
●Surface:
· Phosphate-free
· Phosphated
· Finally phosphate coated, soap or lime coating
· Bright drawn

Steel Grade

Symbol

Diameter

Cold Heading Steel

SWCH6A、SWCH8A、SWCH10A、SWCH15A、SWCH16、SWCH18A、SWCH22A

2.00~42.00mm

SWCH25K、SWCH35K、SWCH38K、SWCH40K、SWCH45K、SWCH50K

HD

2.00~42.00mm

10B16、10B21、10B28、10B30、10B33

SA

2.00~42.00mm

SCM435、SCM440、SCr440

SAF

2.00~42.00mm

20MnTiB、20MnVB、20CrMnTi

SAIP

2.00~42.00mm

50BV30、32CrB4、30CrMnSi

PASAF

2.00~42.00mm

20Cr、17Cr3、16MnCr5

PASAIP

2.00~42.00mm

45Mn2

PSASAF

2.00~42.00mm

ML08Al、ML10Al

2.00~42.00mm

Bearing Steel

SUJ2、GCr15、100Cr6

PSASAIP

2.00~42.00mm

Application

Material

Manufacturing Process

Ball & Roller Bearing

SUJ2

PASAIP

Ball Housing

SWRCH45K

PSASAIP

Ball stud

SCM415H~440

PASAIP

Boxer Wrench

SCM415H

PASAIP

Chain Pin

SCM415H~435

PASAIP

Cylinder Head Bolt

SCM435H

PASAIP

Electronic nut

SWRCH18A~22A

SAIP

Armature Shaft

SWRCH45K

SAIP

Flange Bolt & Nut

SWRCH35K~45K、SCM435、SWRCH10A

SAIP/PSASAIP、PASAIP、HD

Hexagonal bolts

SCM435、SWRCH45K

PASAIP、SAIP

Hub Bolt &Nut

ML20MnTiB、SCM435

SAIP、PASAIP

Lead Wire

SWRCH6A~8A

HD

Piston Pin

SCM415H~435H

PASAIP

Screw & Nut

SWRCH6A~10A

HD、SAIP

Starter Motor Parts

10B21、SWRCH45K

SAIP、SAIP

Tire Rod Pin

SWRCH45K

SAIP

Tire Spoke

SCM435

PASAIP

Wheel Nut Wrench

SWRCH45K

SAIP

Wrench Bolt

SWRCH45K

SAIP

Hex head bolt

SWRCH10A、SWRCH25K

HD、SAIP

Spark plug

SWRCH8A~10A

SAIP

Cold rivet used in the train

45Mn2

PASAIP

Advanced hand implement

50BV30

SAIP

Flange Bolt &Nut

SCM440

PASAIP

Bolt used in heavy truck

SCr440

PASAIP

Bolt used in engine connecting-rod

30CrMnSiA

PASAIP

Start Motor Parts

10B30

SAIP

In addition, we also have other cold heading steel wires, For details of the above CHQ Wires, please continue to browse and click on the appropriate grade. If you don't find what you need here, please contact us by phone or email.

About Us

Founded in 2006, Sividen is located in Shanghai International Steel Service Center, Baoshan District, Shanghai, China. Made up of a group of young dreamers focused on building a more competitive metal supply chain. We strive to provide more cost-effective raw materials and unique technical services to manufacturing enterprises in China and the world. Today, Sividen has grown into one of the more professional service providers in the field of metal material circulation. Sividen is currently active in various sectors of the global metal manufacturing industry. Reliable product solutions, perfect service network and standardized process control system are favored by many users around the world, and become one of the preferred metal material total solution providers for many users.

projects

Check some of our projects to know how we help businesses solve their challenges

The Perfect Steel Solution

The perfect steel solution
Work together for sustainable development
Based on Sanfu Metal's strong supply chain network

Leading Technical Services

Innovative digital solution for a marketing company. We worked on UX for the company website to make it more effective and increase the number of leads.

Strong Processing Alliance

We have a strong processing alliance OEM business group
Create a one-stop metal products procurement service


Quality Assurance System

Passed ISO9001 quality system certification
Passed IATF 16949 system certification
Complete PPAP traceability system full coverage

Worry-Free After-Sales Mechanism

Complete set of quality test equipment
24 hours fast after-sales response mechanism
Minimize customer losses and  provide solutions

Logistics Support

Leading Technology

Real-time tracking of order status and accurate positioning tracking systen

Local inventory throughout the country

Sividen Group offers local stock:
1. There are no less than 15 local inventory locations accumulated in major cities in mainland China
2. Most of the country has sianed a factory agreemeni
3. lt can be shipped within 48 hours from your nearest stock location
4. At many stock locations, we offer cutting, leveling and other value-added services.
We have the latest information on stock, prices and delivery conditions, find your local sale
contact on our Contacts page

Packaging and marking

The Sividen Group offers a wide range of packaging solutions and marking
1. Anti-corrosion pre-coat primer.
2. High quality, durable plastic packaging.
3. Edge protection.
4. ldentify the product by the mark on the steel product
5.Self-adhesive product label
6. Customize packaging and marking.
We have detailed information on packaging and marking services. Find your local sales contact on our Contacts page.

Electronic data interchange

The Sividen Group offers advanced electronic services and EDl solutions
1. Order tracking.
2. Certificate.
3. Electronic Interchange of Data (EDl).
4.ERP integration.
5.Electronic solutions
Our experts can talk about how we use e-services and EDl solutions to work efficiently. Find your local sales contact on our contacts page

Contact Us

Shanghai Sividen Import and Export Co., Ltd.