What is your delivery time?

Standard parts: 7-15 days. Non-standard parts: 15-25 days. We ensure delivery as soon as possible with guaranteed quality.

How to custom-made (OEM/ODM)?

Send us new product drawings or samples. We can custom-make hardware as required and provide professional advice to maximize performance.

Which mode of transport would be better?

Generally, we advise delivery by sea due to heavy production. However, we respect your views on other transportation modes as well.

Carbon Steel Hex Socket Bolts Black Csk Head Machine Hexagon Countersunk Bolt

Name: Carbon Steel Hex Socket Bolts Black Csk Head Machine Hexagon Countersunk Bolt
Brand: Hebei Yunchang Fastener Manufacturing Co., Ltd.
SKU: 2111881592

Hebei, ChinaHebei Yunchang Fastener Manufacturing Co., Ltd.

US$0.04

1,000-4,999 Pieces

US$0.02

5,000-9,999 Pieces

US$0.01

10,000+ Pieces

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Countersunk Head

Model NO.

M12-M36

Connection

Common Bolt

Head Style

Round

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

4.8

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Black

Service

24 Hours Online

Customized

Quality

High-Quality

Sample

Provided

Manufacturer

Yes

Transport Package

Carton+Pallet

Specification

M12-M36

Trademark

Yun Chang

Origin

Hebei

Production Capacity

50000tons/Year

Key features

High Precision Customization: Strictly follows drawing tolerances and provides high-precision parts based on customer designs.

Comprehensive OEM/ODM Service: Accepts samples, drawings, or photos for custom-made hardware and new model development.

ISO9001 Quality Assurance: All processes adhere to ISO9001:2008 with strict quality control from production to delivery.

Fast Standard Delivery: Standard parts delivered in 7-15 days; non-standard parts in 15-25 days.

Large Scale Manufacturing: Annual design output exceeds 150,000 tons with over 200 sets of production equipment.

24/7 Online Support: Professional customer service available 24 hours online for technical and sales assistance.

Flexible Payment Terms: Supports T/T, L/C, D/P, PayPal, and Western Union for convenient transactions.

100% Finished Product Inspection: 11 QA/QC inspectors perform function and visual inspections on all finished products.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export Experience

Hebei Yunchang Fastener Manufacturing Co., Ltd.

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 22 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤6.57h

About Our Factory & Business Background

AddressSouthwest Industrial Zone, Lu Chan Street and Northeast Side of Construction Street, Yongnian District, Handan City, Hebei Province

Plant Area52307 square meters

Number of Employees239

Registered Capital50,180,000 RMB

Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity1 Ton

Supply Chain Partners3

Our Production Capability & Technical Expertise

Main ProductsFoundation Bolt, Steel Structure Bolt, Shear Bolts, Hex Bolt, Hex Nut, Flange Bolt, Flange Nut, Full-thread Studs, Full-thread Studs

Production Lines3

Production MachinesNuts Cold Header, Bolts Cold Header, Purface Treatment Machine Equipment, Purface Treatment Machine Equipment, Cutting Machine, Lathe, Threading Machine, Surface Treatment Tank, Surface Painting Production Line, Sand Blasting Machine, hot-forging machine, CNC Machining Center, hot-forging machine, Punching Machine, Packing Machine, Nuts Threading Machine

QA/QC inspectors11 people

Inspection Type for Finished Products100% inspection(Function inspection & Visual inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers5 people

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment2003-07-03

Main MarketsDomestic

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff6

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Management System CertificationISO45001:2018, ISO14001

Cooperated with Fortune 500No

Product Q&A

Q:Why choose us?

We provide first-class services in supplying quality fasteners while minimizing costs. Our mission includes professional customer service, technological innovation, and offering market sales suggestions.

Q:How is quality ensured?

All processes strictly adhere to ISO9001:2008 procedures. We have strict quality control from producing to delivery and strong technology support with experienced management.

Q:What if I cannot find the product I need on your website?

You can send pictures, photos, or drawings by email, or send samples via DHL/TNT. We will check availability or develop new models specifically for you.

Q:Can you strictly follow the tolerance on the drawing and meet high precision?

Yes, we can provide high precision parts and make the parts exactly as your drawing.

Q:How should I order and make payment?

By T/T. For samples, 100% payment with the order. For production, 30% deposit by T/T before production, and the balance before shipment.