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Production time depends on order quantity, product complexity, and current production schedule. Standard items generally have shorter lead times, while custom products require additional time for design and manufacturing. We will provide an accurate delivery estimate upon inquiry.

Carbon Steel Custom Size Black Oxide Countersunk Hex Socket Bolt DIN7991

Name: Carbon Steel Custom Size Black Oxide Countersunk Hex Socket Bolt DIN7991
Brand: Guangzhou Strong Metal Co., Ltd
SKU: 2303204055

Guangdong, ChinaGuangzhou Strong Metal Co., Ltd

US$0.0007

1,000-4,999 Pieces

US$0.0002

5,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Countersunk Head

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

8.8

Application

Machinery

Finish

Polishing

Length

Customized

Other Material

Stainless Steel

Grade Level

A2-70, A4-70, A4-80

Stainless Steel

201 302 314 430

Sample

Free

Transport Package

Box + Pallet

Specification

M6-70

Trademark

Strong Metal

Origin

Hebei, China

HS Code

7318190000

Production Capacity

300 Tons/Month

Key features

Customized Sizes Available: Metric and inch sizes can be customized to meet specific project requirements.

Wide Material Options: Available in Stainless Steel (201, 304, 316, 430) and Carbon Steel grades.

Multiple Finish Choices: Options include Polishing, Black Oxide, Zinc Plating, Hot-dip Galvanizing, and Bluing.

Free Samples Provided: Samples are complimentary, though delivery charges may apply.

Comprehensive Standards: Meets DIN, ANSI, GB, JIS, BSW, GOST, ISO, and ASTM standards.

Strict Quality Control: 100% inspection before shipment with advanced testing equipment.

Factory Direct Supply: Direct from manufacturer ensuring competitive pricing and production capacity.

Custom Manufacturing Support: OEM/ODM services available based on drawings and specific application needs.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock CapacityFast Delivery

Guangzhou Strong Metal Co., Ltd

Guangdong, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤1.02h

AI-Powered supplier vetting

SummaryThe supplier is a stainless steel products manufacturer based in Yongnian, China, specializing in fasteners with strong customization capabilities. They offer 3D software design services and are capable of full customization based on client specifications. While they have procedures for quality assurance and handling customer complaints, there are no written records of these processes. The supplier lacks substantial research and development capabilities and has no financial data indicating operational activity over the past two years.

Supplier typeThe supplier is a direct source manufacturer of stainless steel fasteners with a focus on international trade and customization.

Financial creditThe supplier reportedly has no operating revenue or profit over the last two years, indicating a lack of financial activity.

R&D capabilityThe supplier does not have significant research and development capabilities and lacks SDK availability.

Production capacityThe supplier has stable production capabilities with direct supply from their own factory, ensuring quality and capacity.

Customization capabilityThe supplier offers flexible customization services including full customization and customization from samples and designs.

Product Q&A

Q:What type of company are you?

We are a specialized manufacturer and supplier of high-quality stainless steel and carbon steel fasteners. Founded in 2010 with our own production base (Hebei Gaonuo New Energy Technology Co., Ltd.), we focus on providing customized solutions for products like structural bolts and eye bolts, serving industrial clients worldwide with durable and reliable fastening products.

Q:Can you provide product samples?

Yes, we encourage potential clients to evaluate our craftsmanship and material quality through physical samples. Please contact our sales team to discuss sample policies, including costs and shipping arrangements.

Q:Do you offer custom manufacturing (OEM/ODM)?

Customization is one of our core strengths. We can develop products according to your drawings, specifications (such as ASTM, DIN, ISO, GB), or specific application requirements, with options for material selection (stainless steel or carbon steel), dimensions, strength grades, and surface treatments (e.g., galvanizing, Dacromet, passivation).

Q:How do you ensure product quality?

We implement strict quality control throughout the entire process, from raw material inspection to finished product delivery. For stainless steel and carbon steel materials, we conduct composition and mechanical property tests. Advanced testing equipment (e.g., hardness testers, tensile testing machines) is used during production to ensure every batch meets standards and customer expectations.

Q:What is your minimum order quantity (MOQ)?

MOQ varies depending on the product type, material, and specifications. Standard products have a defined MOQ, while custom orders offer more flexibility. We will provide the most cost-effective solution based on your needs.