Unionlever supplies a wide range of fasteners for construction, industrial, and mechanical applications, including bolts, nuts, screws, and customized fastening solutions.

Product Overview
Fasteners are essential components used to join and secure parts in various structures and equipment. Our products are manufactured with high precision, stable performance, and compliance with international standards.

Product Range
Bolts (Hex Bolt, Carriage Bolt, Anchor Bolt)
Nuts (Hex Nut, Lock Nut, Heavy Nut)
Screws (Self-tapping, Drywall, Machine Screw)
Washers (Flat Washer, Spring Washer)
Custom Fasteners

Key Features
High strength and durability
Precise threading and consistent dimensions
Corrosion-resistant surface treatment
Wide range of materials and grades
Support for OEM and customized specifications

Applications
Construction and infrastructure projects
Machinery and equipment assembly
Oil & Gas and pipeline systems
Automotive and industrial manufacturing
General engineering applications

Technical Specifications
Material: Carbon Steel / Stainless Steel / Alloy Steel
Standard: DIN / ANSI / ISO / GB
Grade: 4.8 / 8.8 / 10.9 / 12.9
Size: M3 – M56 or customized
Surface: Zinc Plated / Hot Dip Galvanized / Black Oxide

Quality & Inspection
All fasteners are manufactured under strict quality control and supplied with inspection reports. Third-party inspection is available upon request.

Supply Capability

We support bulk orders, OEM production, and customized solutions with stable quality and competitive pricing.

RFQ Guideline
Product type
Material
Standard
Grade
Size
Surface treatment
Quantity
Destination port

Request a Quote
For technical details, pricing, and project solutions, please contact: sales@unionlever.com