Powered by Made-in-China.com

M6-M30 Saucer-Head Bolt DIN 603 Round Head Square Neck Carriage Bolt
US$0.01-1.00
1,000 Pieces
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Carbon Steel, Stainless Steel, Alloy SteelType
Round HeadModel NO.
CB001Connection
Common BoltHead Style
RoundStandard
DIN, ANSI, GB, BSWGrade
4.8Application
Machinery, Chemical Industry, Environmental, BuildingFinish
HDG,Dac,Yellow Zp,White Blue Zp,Black,PlainName
Square Neck Bolt Carriage Bolt DIN603 and ANSI andCertification
ISO 9001:2015 and ISO 14001:2015Transport Package
Bag with PalletSpecification
M6-M30, 1/4-1-1/4Trademark
YSOrigin
Yongnian, Handan, Hebei, ChinaHS Code
7318159090Production Capacity
3200tons/YearsKey features
Wide Size Range: Available in sizes from M6 to M30 to meet diverse application needs.
Multiple Material Options: Constructed from Carbon Steel, Stainless Steel, or Alloy Steel for durability.
Various Finish Choices: Options include HDG, DAC, Yellow/White Zinc Plating, Black, and Plain finishes.
Standard Compliance: Manufactured according to DIN 603, ANSI, GB, and BSW standards.
Quality Certification: Certified under ISO 9001:2015 and ISO 14001:2015 for quality management.
OEM Customization: OEM service available with customization options from customer designs.
Fast Lead Time: Average lead time within 15 workdays for both peak and off-peak seasons.
Versatile Application: Suitable for machinery, chemical industry, environmental, and building projects.
Company profile
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: ≤9.05h
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.
Product Q&A
Q:What materials are available for this bolt?
A:
The bolts are available in Carbon Steel, Stainless Steel, and Alloy Steel.
Q:What is the size range of the carriage bolts?
A:
The available sizes range from M6 to M30.
Q:What surface finishes are offered?
A:
We offer Plain, Yellow Zinc Plating (YZP), White Zinc Plating (WZP), Dacromet (DAC), and Hot Dip Galvanizing (HDG).
Q:What standards does this bolt comply with?
A:
The bolts comply with DIN 603, ANSI, GB, and BSW standards.
Q:Is OEM service available?
A:
Yes, OEM service is available, and customization from designs is supported.
Send Inquiry
*To:
Younsion Fastening Industrial Co., Ltd.
Younsion Fastening Industrial Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Stainless Steel DIN 603 M10 Mushroom Round Head Square Neck Carriage Bolt Fastener for Turbine
US$0.01-0.03
5,000 pieces(MOQ)
DIN603 Hot DIP Galvanized Carriage Bolt Carbon Steel Square Neck Bolt
US$0.01-0.05
1,000 Pieces(MOQ)
S. S. 304 GB12/DIN603/ANSI B18.5 Carriage Bolt with Round Head Square Neck
US$0.07
200 Pieces(MOQ)
Stainless Steel Flat Countersunk Head T-Type Square Neck Elevator Bolt
US$0.01
50 Pieces(MOQ)
DIN603 HDG Cup Head Square Neck Bolts Half Thread Fasteners Carriage Bolt
US$0.10
10,000 Pieces(MOQ)
High Strength Round Oval Head Egg Neck Bolt Zinc Plated DIN5903 Oval Neck Track Bolts
US$0.01-0.05
1,000 Pieces(MOQ)
Brass Fine Thread M4 M3 M14 Square Neck Round Mushroom Head Stainless Steel DIN 603 Carriage Bolts and Nuts
US$0.03-0.30
1,000 Pieces(MOQ)
DIN605 608 Gr 10.9 Flat Csk Head Square Neck Galvanized Black Plow Bolt
US$0.01-0.05
100 Pieces(MOQ)
Hch Hardware DIN603 M4 M5 M6 M8 M10 3/8 1/2 1/4 No Slot Smooth Carriage Bolt Steel Square Neck Half Round Head Bolts
US$0.02-0.05
1,000 Pieces(MOQ)
Galvanized Carbon Steel DIN 603 Cup Head Square Neck Carriage Bolts
US$0.06-0.10
1,000 Pieces(MOQ)
Custom High Strength 8.8/10.9/12.9 Grade Mushroom Head Square Neck Carriage Bolts
US$0.16-0.20
1,000 Pieces(MOQ)
M10 M24 HDG Electric Power Fitting Round Head Square Neck Carriage Bolt
US$0.30-0.50
10,000 Pieces(MOQ)
Fasteners A2 70 80 DIN603 Round Head Square Neck Carriage Bolt
US$680.00-1,200.00
1 Piece(MOQ)
China Wholesale Grade 10.9 M6 M17 M18 M30 Ss Hexagon Head Bolts Heavy Stainless Steel Outer Hex Bolt
US$0.025-0.50
1,000 Pieces(MOQ)
Wholesale Price Round Head Square Neck Bolt Carriage Bolt
US$0.009-1.00
10,000 Pieces(MOQ)



















