What materials are available?

Materials include carbon steel, stainless steel, and alloy steel. The standard material for this product is carbon steel.

Is a Certificate of Origin available?

Yes, a Certificate of Origin can be provided to help save on imported duties.

DIN931 Carbon Steel Black Half Threaded Hexagon Head Bolts

Name: DIN931 Carbon Steel Black Half Threaded Hexagon Head Bolts
Brand: Ningbo Zhixin Metal Product Co., Ltd
SKU: 2006917195

Zhejiang, ChinaNingbo Zhixin Metal Product Co., Ltd

US$0.04-2.80

10,000 Pieces

Sample price:US$0.10/piece.Request sample

Product profile

Material

Carbon Steel

Type

Round Head

Connection

Common Bolt

Model NO.

ZHIXIN178

Head Style

Round

Standard

DIN, ANSI, GB

Grade

12.9

Finish

Polishing

Transport Package

Carton

Specification

M1.6-M160

Trademark

customization

Origin

China

HS Code

7318159090

Production Capacity

6666666PCS/Month

Key features

Customized Headmark: Headmark can be customized according to client requirements.

Wide Grade Range: Available in grades 3.6 to 12.9 for various strength needs.

Extensive Size Options: Sizes range from M1.6 to M160 to fit diverse applications.

Multiple Surface Treatments: Options include black, zinc plated, H.D.G, and Dacroment.

OEM Production Support: New molds developed monthly based on client ideas or drawings.

Free Sample Availability: Free samples provided; only delivery cost is charged.

Multi-Standard Compliance: Meets DIN, ANSI, GB, JIS, BSW, GOST, ASTM, and AS standards.

Flexible Shipping Methods: Supports air, sea, courier, LCL, and FCL shipments.

Company profile

High Repeat Buyers ChoiceImporters and ExportersCustomization from SamplesCustomization from Designs

Ningbo Zhixin Metal Product Co., Ltd

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤7.23h

AI-Powered supplier vetting

SummaryNingbo Zhixin Metal Product Co., Ltd. is identified as a professional metal-product supplier offering fasteners, tool sets, sheet-metal fabrication, metal-stamping parts, and CNC-machined parts. It reports broad customization capability, one-stop design-to-development services, 100% finished-product inspection, and an average off-season lead time within 15 working days. Its stated management certifications include BSCI, OHSAS/OHSMS 18001, ISO 14001, ISO 9001, and HSE. The supplier has one R&D engineer and launched new products in the past year, but does not provide 3D software design, ODM, SDK, or well-known-brand OEM services. Noted limitations include no raw-material traceability, no inventory, overseas warehouse, showroom, agent, or branch service, and no Fortune 500 cooperation. Financial records are referenced for 2022–2024, but their substantive results are not provided.

Supplier typeThe supplier is explicitly identified as a professional technical supplier and offers metal products, including fasteners, tool sets, sheet-metal fabrication, stamping parts, and CNC machining parts. The audit information identifies its primary product as metal product, supporting classification as a professional metal-product manufacturer or supplier.

CertificationsThe supplier reports holding or being associated with BSCI, OHSAS/OHSMS 18001, ISO 14001, ISO 9001, and HSE certifications. A TUV Rheinland audit is also recorded with a report period from July 2, 2025 to July 1, 2026, although the provided audit result value is not explained in qualitative terms.

R&D capabilityThe supplier reports R&D capability, one R&D engineer, and new products launched during the past year. Its description also claims design-to-development service and creativity in materials, packaging, and new technology, but it does not provide ODM, SDK, or 3D software design services; therefore, innovation capability is demonstrated but appears limited in scope.

Production capacityThe supplier states that it has well-equipped facilities, quality control throughout production, 100% finished-product inspection, and an off-season lead time within 15 working days. Nevertheless, finished products are checked by packing staff, only one quality assurance and quality control inspector is reported, and the supplier has no inventory capacity; these factors support production capability but indicate limited documented operational depth.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, minor customization, and flexible customization. Its company description further states that it provides one-stop service from design to development and considers cost and production feasibility, providing strong direct evidence of customization capability.

Product Q&A

Q:How can I get a quote?

Please provide order quantity, volume/weight/color/package, cap, and destination port. We respond within 24 hours with negotiable pricing based on material and volume.

Q:Do you provide free samples?

Yes, free samples are available. You only need to cover the delivery cost, which varies based on sample quantity. Payment for shipping can be made via PayPal or Western Union.

Q:Can you do OEM production?

Absolutely. We develop new molds monthly based on client needs. You can share ideas, pictures, drawings, or original samples for us to realize perfectly.

Q:What guarantees do you offer?

We guarantee quality, timely shipment, and responsible packaging. Any quality or quantity issues will be dealt with immediately.

Q:What are the shipping methods?

We offer shipping by courier (DHL, UPS, etc.), air, or sea (LCL/FCL). Ports include Ningbo, Shanghai, Yiwu, and Lianyungo. Tracking numbers and original papers are provided upon shipment.