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Home / Products / Bolts and Nuts / ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments
Quality ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments factory
Quality ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments factory
Quality ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments factory
Quality ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments factory
Quality ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments factory
Quality ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments factory
Quality ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments factory
Quality ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments factory
Quality ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments factory
Quality ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments factory
Quality ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments factory
Quality ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments factory
Quality ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments factory

ASTM A320 L7 Low Temperature Alloy Steel Bolts with Hex Nuts for Heavy Duty Corrosion Resistant Fastening in Cold Environments

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ASTM A193 B16 Stud Bolts

Chrome-Moly-Vanadium Hex Head Bolts

Grade 8.8 Level Alloy Steel Bolts
Product Summary
Metric Thread ASTM A320 L7 Low Temperature Alloy Steel Bolts Heavy duty corrosion resistant fasteners with hex nut included, designed for cold environment applications. Product Overview Our BOLTS and Nuts product line offers comprehensive solutions for industrial, construction, and mechanical ...

Product Details

Highlight:

ASTM A320 L7 Bolts

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Low Temperature Alloy Steel Fasteners

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Corrosion Resistant Hex Nuts
Surface Treatment: Black
Size: M36x3x280mm
Strength Grade: 4
Included Parts: Costumized
Nuttype: Hex Nut
Threadtype: Metric
Certifiion: ISO
Color: Black
Product Description
Metric Thread ASTM A320 L7 Low Temperature Alloy Steel Bolts
Heavy duty corrosion resistant fasteners with hex nut included, designed for cold environment applications.
Product Overview
Our BOLTS and Nuts product line offers comprehensive solutions for industrial, construction, and mechanical applications, combining durability, precision, and versatility. Designed with a sleek black finish, these components provide excellent corrosion resistance and professional aesthetics.
The product range includes hex nuts for secure fastening and easy installation, ensuring optimal torque distribution and resistance to loosening. Available in sizes from M3 to M24, this assortment covers projects from small-scale electronics to large-scale structural installations.
Key Features
  • Product Name: BOLTS and Nuts
  • Service: OEM ODM Service
  • Included Parts: Customized
  • Measurement System: Metric
  • Color: Black
  • Nut Type: Hex Nut
  • Complies with ASTM A490 high strength structural bolts standards
  • Meets EN 15048-1 non-preloaded structural bolting assemblies 8.8 requirements
  • Includes ASTM A325 Type 1 structural bolts with heavy hex nuts
Technical Specifications
Parameter Specification
Included Parts Customized
Measurement System Metric
Certification ISO
Service OEM ODM Service
Nut Type Hex Nut
Size Range M3 to M24
Surface Treatment Black
Thickness 1 mm
Strength Grade 4
Size M36x3x280mm
Material and Standards ASTM A449 high strength carbon steel hex bolts, ASTM A194 2HM nuts for hydrogen service, EN 14399-1 HV 10.9 preloaded structural bolting assemblies
Applications
These fasteners are designed for demanding industrial and construction applications where durability and reliability are critical. The black surface treatment enhances corrosion resistance while providing a professional finish.
Primary applications include:
  • Heavy machinery assembly and structural engineering projects
  • Automotive manufacturing and infrastructure projects
  • Aerospace, oil and gas pipelines, and chemical processing plants
  • Railway construction, wind turbines, and marine equipment
  • Low temperature environments requiring ASTM A320 L7M certification
Customization Services
We offer comprehensive OEM and ODM services with metric measurement system and strength grade 4. Our size range spans from M3 to M24, with each unit including Bolt, Nut, Washer, and Sealing Ring for optimal performance.
We specialize in manufacturing high-quality fasteners including DIN 912 socket head cap screws class 12.9 and ASTM A193 B7M bolts for sour gas service (NACE MR0175), designed to withstand harsh environments and corrosive conditions.
Technical Support & Services
Our comprehensive technical support includes detailed product specifications, installation guidance, and maintenance tips to ensure optimal performance and safety. Our expert team assists with product selection, considering material compatibility, load requirements, and environmental conditions.
We provide troubleshooting support and customized solutions for large-scale projects or unique engineering challenges. Access to technical documentation, FAQs, and instructional materials ensures proper usage and maintenance of our bolts and nuts products.

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