What is the lead time for orders?

The lead time is 30 working days for a 20' container.

Do you accept non-standard requirements?

Yes, we accept non-standard requirements and offer customization from samples or designs.

What quality certifications do you have?

We are certified with ISO 9001 and IATF 16949, ensuring strict quality requirements.

DIN931 Long Bolt Long Thread Long Shank Hex Bolt

Name: DIN931 Long Bolt Long Thread Long Shank Hex Bolt
Brand: Zhejiang Ruizhao Technology Co., Ltd.
SKU: 730867742

Zhejiang, ChinaZhejiang Ruizhao Technology Co., Ltd.

US$0.01-0.20

1,000 Pieces

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Material

High Strength Steel

Type

Hexagon Head

Model NO.

SL9461

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, BSW, Accept Non-Standard

Grade

8.8/10.9/12.9/5/8/9

Application

Machinery, Chemical Industry, Environmental, Building, Automotive Industry

Finish

Color-Zinc Plated

Thread

Metric or Inch

Thread Type

Fine / Coarse /Bsw/Bsf/ Unc/Unf

8.8 Hardness

HRC 22-32

8.8 Tensile Strength

Above 800 MPa

8.8 Yield Strength

Above 640 MPa

Transport Package

Carton Packing + Pallets

Specification

M6 to M20

Trademark

Origin

Wenzhou China

HS Code

731518

Production Capacity

600tons / Month

Key features

Customizable Thread Options: Supports Metric or Inch threads with Fine, Coarse, Bsw, Bsf, Unc, or Unf types.

High Strength Grades: Available in Grade 8.8, 10.9, 12.9, 5, 8, and 9 for diverse load requirements.

Advanced Manufacturing: Fully automatic equipment ensures high efficiency, precision, and consistent quality.

Strict Quality Control: 100% visual inspection with ISO 9001 and IATF 16949 certified processes.

Wide Standard Compliance: Meets DIN, ISO, JIS, ANSI, ASME, ASTM standards and accepts non-standard requests.

Flexible Customization: Offers full customization from samples or designs, including minor adjustments.

Versatile Surface Finish: Options include Black, Color Zinc, Dacromet, HDG, and Zinc Nickel Cr3+.

Reliable Delivery: Lead time is 30 working days for a 20' container with efficient production.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceSelf-brandedPatents Awarded

Zhejiang Ruizhao Technology Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 Years CertifiedNearest Port: Ningbo Port, ShanghaiPortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier is identified as a Wenzhou-based trading company engaged in wholesale, automotive-related sales, and import/export activities. It demonstrates broad customization and ODM capability, reports new products in the past year, and provides OEM services for recognized brands. Quality-related procedures include documented inspection, traceability, complaint handling, and quality assurance. However, it has no available SDK, overseas warehouse, showroom, agent, or branch, and no Fortune 500 cooperation is reported. Production ownership and detailed financial credibility remain insufficiently evidenced.

CertificationsThe supplier reports ISO 14001 and ISO 45001:2018 certificates, along with other management-system certification information. The slices do not provide certificate numbers, validity dates, scopes, or independent verification, so the breadth and current status of certification cannot be fully assessed.

After-Sales capabilityThe supplier has documented and followed procedures for handling customer complaints and corrective/preventive actions, plus stated quality assurance and traceability controls. However, it has no overseas warehouse, showroom, agent, or branch, which limits evidence of localized overseas after-sales support.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and holds one national science and technology progress award. It has no internationally recognized design awards and no available SDK, but these limitations do not negate the stated product-development evidence.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service availability, providing direct evidence of broad customization support.

Client casesThe supplier reports OEM service for recognized brands and an 80%–100% repeat-buyer preference range. It reports no cooperation with Fortune 500 companies, and no specific customer names, project descriptions, or verifiable case studies are provided.

Product Q&A

Q:Are you a factory or trading company?

We are a Manufacturer who got import export certificate

Q:Why choose us?

We had advanced fully automatic equipment to improve the production efficiency and offer good delivery time and best price,With ISO 19001 and IATF 16949 certified. From material selection to parts production, we conform to the strictest quality requirements.

Q:What is your main products?

Hex Flange Bolts, Sems Screws,Hex Bolts, Rivets, Stud Bolts , Non standard Bolts, High Tensile Bolts, Auto Components, Custom CNC Parts.Automotive fasteners, CNC parts, Customized fasteners, screw, bolt, nut .hardware , hand tools, stainless steel fasteners, wheel nut, auto parts. tapping screw, drilling screw, stamping parts, hose clamp. grease nipple , flange bolt, hex nut, flange nut. wheel bolt, key, screws. ball pin, clamp screw, window hardware, flange bolt, socket screw,sems screws, assem

Q:What thread options are available?

We offer Metric or Inch threads, including Fine, Coarse, Bsw, Bsf, Unc, and Unf types.

Q:What surface finishes do you provide?

Available finishes include Black, Color Zinc, Dacromet, HDG, and Zinc Nickel Cr3+.