Is OEM service available for this product?

Yes, OEM and ODM services are available with options for full, minor, and flexible customization.

What grades are available for this bolt?

The bolts are available in grades ranging from 4.8 to 12.9.

How is the product inspected before shipment?

Finished products undergo random inspection including visual and function checks.

High-Strength Partially Threaded Hex Bolt Black Oxide Coated

Name: High-Strength Partially Threaded Hex Bolt Black Oxide Coated
Brand: Baoding Lanlong Iron Industry Co., Ltd.
SKU: 1980709791

Hebei, ChinaBaoding Lanlong Iron Industry Co., Ltd.

US$1.50-30.00

100 Pieces

Product specifications

Length

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

ZXC54812

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB

Grade

8.8

Application

Machinery, Building

Finish

Black

Structural

Partially Threaded

Color

Black or Customize

Transportation Method

by Sea or Air

Size

Multi-Size

Transport Package

Wooden or Pallet

Specification

Customizable

Trademark

Lanlong

Origin

China

HS Code

7318151001

Production Capacity

10000piece/Year

Key features

High-Strength Material: Forged from high-tensile steel rated to industry 10.9-grade standards for exceptional load capacity.

Corrosion Resistance: Black oxide coating provides a magnetite film to resist rust in dry and industrial environments.

Anti-Galling Surface: Low-friction surface prevents galling during installation, ensuring no seizing or stuck bolts.

Customizable Color: Available in Black or customizable colors to meet specific project requirements.

Multi-Size Options: Available in sizes ranging from 6mm to 48mm (1/4"-3") to fit various applications.

OEM and ODM Services: Full customization, minor customization, and flexible customization options available.

Versatile Applications: Ideal for machinery assembly, structural framing, and securing thick components or tight joints.

Multiple Finish Options: Surface finishes include Black, Zinc, HDG, and Phosphated for diverse environmental needs.

Company profile

Self-brandedPatents AwardedIn-stock CapacityR&D Capabilities

Baoding Lanlong Iron Industry Co., Ltd.

Hebei, 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: 1 year CertifiedNearest Port: Tianjin PorAverage Response Time: ≤4.78h

AI-Powered supplier vetting

SummaryThe supplier is identified as a manufacturing-sector trading company located in Baoding, China, with domestic primary export-market information. It offers broad customization, OEM and ODM services, and reports having introduced new products within the past year. Production information indicates one production line and one year of export experience. Service procedures exist for inspections, supplier approval, corrective actions, and complaint handling, but the provided records state that written evidence is unavailable or incomplete. No supplier-management certification, overseas warehouse, showroom, agent or branch, or offline trade-show participation is reported. Financial information is inconsistent across the provided slices and is not sufficient to establish financial credibility. The supplier cites OEM service for well-known brands and applications across several infrastructure sectors, but no specific customer names or verifiable case details are provided.

CertificationsThe supplier-management-system certification field is explicitly recorded as NIL. No certification holding is evidenced in the provided information, but the slices do not specify whether other product or quality certifications exist.

After-Sales capabilityThe supplier reports procedures for service assessment, corrective and preventive actions, and customer complaints, but each is stated to have no written records. It has no overseas warehouse, showroom, agent or branch, and no overseas services are reported, limiting demonstrated after-sales infrastructure.

R&D capabilityThe supplier states that it had new products during the past year and provides ODM services, supporting some product-development capability. However, it reports only one year of total R&D engineer experience and no available SDK, so the depth of innovation capability is limited and not fully demonstrated.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization and flexible customization. Its company description also confirms customization and OEM services, while the R&D information confirms ODM availability, providing strong direct evidence of broad customization capability.