Export Quality Black Oxide Carbon Steel DIN 931 Hex Head Bolt

Name: Export Quality Black Oxide Carbon Steel DIN 931 Hex Head Bolt
Brand: Shanghai Borui Metal Products Co., Ltd.
SKU: 2186321282

Shanghai, ChinaShanghai Borui Metal Products Co., Ltd.

US$0.05

100-999 Pieces

US$0.03

1,000-9,999 Pieces

US$0.01

10,000+ Pieces

Product specifications

Thread Length

Diameter

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

DIN931 Bolt

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

10.9

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Black Oxide

Thread Pitch

Coarse / Fine

Bolt Length

as Required

Thread Length

as Required

Head Diameter

as Per Standard

Head Height

as Per Standard

Heat Treatment

Quenching and Tempering

Manufacturing Process

Cold Forging

Dimensional Tolerance

Standard Tolerance

Salt Spray Test

Available

Plating Thickness

as Required

Material Certificate

Available

OEM Service

Available

Loading Port

Shanghai Port

Payment

T/T

Certificate of Origin

Available

Transport Package

Carton+Pallet

Specification

M3-M90

Trademark

Origin

Shanghai

Company profile

High Repeat Buyers ChoiceMulti-language PioneerExperienced TeamExhibition Experience

Shanghai Borui Metal Products Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤3.31hTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is a Shanghai-based limited trading company with 41 employees, focused on fasteners and related metal, mechanical, plastic, rubber, electrical, and photovoltaic products. It offers sample-, design-, and full-customization services, as well as ODM and OEM services, and reports export sales of 71%–90%. In-stock service is available, but there is no overseas warehouse, showroom, agent, or branch. Financial records are identified for 2022–2024, but no financial values or performance conclusions are provided. Service-process evidence is weak: no written corrective/preventive-action or complaint-handling procedures or records are available, while quality-assurance status and fire-drill status are unknown. No certifications, customer cases, or production facilities are explicitly documented.

Supplier typeThe supplier is identified as a limited company and trading company, with 41 employees, no stated parent-group affiliation, and a Shanghai registered and physical address. Its stated product scope centers on fasteners and related industrial products.

After-Sales capabilityThe supplier has in-stock service capacity, but it has no overseas warehouse, showroom, overseas agent, or branch. More importantly, no written corrective/preventive-action procedures or records and no written customer-complaint procedures or records are available, indicating a documented after-sales process is not demonstrated.

R&D capabilityThe supplier lists research and development of metal products and hardware products, and offers ODM services. However, no SDK is available, and the information does not provide measurable R&D resources, patents, or development outcomes; the documented capability is therefore limited but present.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, and full customization, together with ODM and OEM services for popular brands. These statements provide direct evidence of broad customization and design-manufacturing service capability.