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Class 10 High Strength Blackened Hex Nut Alloy Steel for Construction Heavy Industry
US$0.0012
3,000-4,999 Pieces
US$0.0009
5,000+ Pieces
Sample price:US$0.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Carbon SteelType
Hexagon HeadModel NO.
Black Hex NutConnection
Common BoltHead Style
HexagonalStandard
DIN, ANSI, GB, JIS, GOST, BSWGrade
8.8Finish
GalvanisedCertificate
ISO9001/ISO14001/ISO45001ODM & OEM
Custom Made to DrawingMaterials
Stainless Steel & Carbon SteelLength
CustomizedTransport Package
Carton+PalletSpecification
M6-M70Trademark
Strong MetalOrigin
Hebei, ChinaHS Code
7318160000Key features
Made of high-quality carbon steel, heat treated to Grade 8.8 strength, black oxide finish for anti-rust. Widely used in automobile, general machinery assembly and daily fastening fields.
High hardness alloy steel material, stable load-bearing capacity, blackening surface treatment. Ideal for building engineering, steel structure and heavy equipment connection.
Meet international industry standards, high temperature and pressure resistant, good sealing performance. Mainly applied in petrochemical, pipeline installation and pressure vessel industry
Professional quenched and tempered treatment, super high tensile strength, wear-resistant and firm. Suitable for mining machinery, large industrial equipment heavy load connection
Precise fine thread design, smooth assembly, good corrosion resistance after blackening. Perfect for agricultural machinery, precision instruments and light mechanical assembly.
Company profile
Business Type: Manufacturer/FactoryAverage Response Time: ≤1.06h
About Our Factory & Business Background
AddressNo. 1012, South Feng Hui, No. 618, Xingangdong Road, Guangzhou, Guangdong, China
Our Production Capability & Technical Expertise
Main ProductsStrong Metal, Carbon Nut, Carbon Steel Fastener, Hardware Nut, Building Hardwares, Stainless Steel Bolt and Nut, Carbon Steel Bolt, Hexagon Nut, Bolt and Nuts
Product Q&A
Q:What type of company are you?
A:
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?
A:
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)?
A:
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?
A:
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)?
A:
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.
Send Inquiry
*To:
Guangzhou Strong Metal Co., Ltd
Guangzhou Strong Metal Co., Ltd*Content:
Supplier replies will be sent to your registered email
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