What payment methods are accepted?

We accept T/T, LC, D/P, PayPal, Western Union, and small-amount payments.

Are there any quality certifications?

Yes, the product holds ISO 9001:2015, ISO 14001:2015, and CE certifications.

What finishes are available for the bolt?

Available finishes include Plain, YZP, WZP, DAC, HDG, and various plating colors.

Round Head Square Neck Carriage Bolt DIN603 M6-M30

Name: Round Head Square Neck Carriage Bolt DIN603 M6-M30
Brand: Younsion Fastening Industrial Co., Ltd.
SKU: 1992881292

Hebei, ChinaYounsion Fastening Industrial Co., Ltd.

US$0.01-1.00

1,000 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel, Stainless Steel, Alloy Steel

Type

Round Head

Model NO.

CB001

Connection

Common Bolt

Head Style

Round

Standard

DIN, ANSI, GB, BSW

Grade

4.8

Application

Machinery, Chemical Industry, Environmental, Building

Finish

HDG,Dac,Yellow Zp,White Blue Zp,Black,Plain

Name

Square Neck Bolt Carriage Bolt DIN603 and ANSI and

Certification

ISO 9001:2015 and ISO 14001:2015

Transport Package

Bag with Pallet

Specification

M6-M30, 1/4-1-1/4

Trademark

Origin

Yongnian, Handan, Hebei, China

HS Code

7318159090

Production Capacity

3200tons/Years

Key features

Diverse Material Options: Available in Carbon Steel, Stainless Steel, and Alloy Steel.

Multiple Finish Choices: Options include Plain, YZP, WZP, DAC, HDG, and various plating colors.

Wide Size Range: Sizes available from M6 to M30 to suit various applications.

Comprehensive Certifications: ISO 9001:2015, ISO 14001:2015, and CE certified for quality assurance.

OEM Service Available: Customization from designs is supported for specific client needs.

Fast Lead Time: Production completed within 15 workdays for both peak and off-peak seasons.

Flexible Payment Terms: Accepts T/T, LC, D/P, PayPal, Western Union, and small-amount payments.

Strict Quality Control: Finished products undergo random visual inspection by dedicated staff.

Company profile

Importers and ExportersHigh Repeat Buyers ChoicePatents AwardedExhibition Experience

Younsion Fastening Industrial Co., Ltd.

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: OEM Service Available CertifiedCustomization Options: Customization from Designs CertifiedExport Year: 5 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤8.57h

AI-Powered supplier vetting

SummaryThe supplier operates across hardware, handling equipment, metal materials, wire rope, bearings, building materials, and related industrial products. It reports 10 production lines and OEM service for well-known brands, while offering customization from customer designs. Certifications include ISO9001:2015, ISO14001, ISO45001:2018, and CE. However, its documented R&D and service-management infrastructure is limited: it reported no new products in the past year, no ODM, no SDK, no 3D design or private mold capability, and only one year of R&D engineer experience. Quality-control staffing is below five. Supplier-service procedures, complaint handling, and corrective-action records are not documented. It has no overseas warehouse, showroom, agent, or branch, but has attended the 136th Canton Fair. Financial information is present for recent years, but the provided slices do not establish financial strength.

Supplier typeThe supplier appears to be a diversified industrial and hardware manufacturer/seller, covering handling equipment, metals, wire rope, bearings, building materials, cables, and hardware. Its 10 production lines and stated OEM activity indicate both manufacturing and supplier-service functions rather than a purely trading profile.

CertificationsThe supplier reports ISO9001:2015, ISO14001, ISO45001:2018, and CE certifications. These are explicit certification claims, although the record also contains a general management-system category of “Others” without further detail.

After-Sales capabilityThe supplier has no written procedures or records for complaint handling, corrective and preventive actions, or effective service-capability assessment. It also has no overseas warehouse, showroom, agent, or branch, so the available evidence does not demonstrate a robust after-sales infrastructure.

R&D capabilityInnovation evidence is limited: there were no new products in the past year, no ODM, no SDK, no ERP-based digital process integration, no 3D design service, no private molds, and only one year of R&D engineer experience. The supplier does report Photoshop capability and three R&D patents, but the overall evidence does not show strong current innovation capacity.

Production capacityThe supplier reports 10 production lines, a quality-control team of fewer than five staff, production-process controls aligned with national standards and consumer requirements, and peak- and off-season lead times within 15 working days. These explicit operating details support production capability, although the limited QC staffing may constrain oversight.

Customization capabilityThe supplier explicitly offers customization from customer designs and provides OEM services for well-known brands. However, it does not provide ODM, 3D software design, private mold, or SDK services, indicating that customization is primarily execution based on supplied designs rather than independent product development.