What are the available grades?

We provide grades 4.8, 5.8, 6.8, 8.8, 10.9, 12.9, A2-40, A2-70, A2-80, and A4-80.

What surface finishes are available?

Options include zinc plated, hot-dip galvanized, black oxide, nickel plated, PTFE, and plain finishes.

What is the lead time for orders?

Peak season lead time is within 15 workdays to 3 months; off-season is within 15 workdays to 3 months.

Heavy Duty DIN933 Grade 12.9 Black Oxide Hex Bolts

Name: Heavy Duty DIN933 Grade 12.9 Black Oxide Hex Bolts
Brand: Shanghai Borui Metal Products Co., Ltd.
SKU: 2247869385

Shanghai, ChinaShanghai Borui Metal Products Co., Ltd.

US$0.05

1,000-9,999 Pieces

US$0.03

10,000-99,999 Pieces

US$0.01

100,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Streel/Alloy Steel/Stainless Steel

Type

Hexagon Head

Model NO.

DIN933

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

4.8/8.8/10.9/12.9/A2-70/A4-80

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Zinc Plated/Black Oxide/PTFE/HDG/Dacromet/Plain/Et

Size

Customized Size

Thread

Full/Half

Customized Support

OEM ODM Support

Package

Customer'require

Color

Customized Colors

Certificate

ISO9001:2015 ISO14000 Ts16949

Transport Package

Carton+Pallet

Specification

M1.6-M52

Trademark

Origin

Shanghai

HS Code

7318151001

Production Capacity

50000 Pieces/Year

Key features

Customized Size and Colors: Available in customized sizes and multiple colors including black, zinc plated, and hot-dip galvanized.

OEM and ODM Support: Full OEM and ODM services available with customization from samples or designs.

Wide Material Selection: Options include carbon steel, alloy steel, and stainless steel for various applications.

Multiple Standards Compliance: Meets DIN, ANSI, GB, JIS, BSW, GOST, and ISO standards.

High Grade Options: Available in grades 4.8, 8.8, 10.9, 12.9, A2-70, and A4-80.

Diverse Surface Finishes: Offers zinc plated, black oxide, PTFE, HDG, Dacromet, and plain finishes.

Comprehensive Certifications: Certified with ISO9001:2015, ISO14000, TS16949, SGS, CTI, and RoHS.

Extensive Size Range: Sizes range from M3 to M150 with lengths from 5mm to 12 meters.

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: ≤2.96hTerms 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.