Industrial Fasteners and Precision Components Selection Guide — Steel Structures / Conveyor Systems / Heavy Equipment
We have systematically organized the standards, materials, and corrosion protection grades for fasteners and precision components required in industrial manufacturing projects. Based on international standards such as GB/T, ISO, and CEMA, we provide comparable selection data and factory resources.
HOW WE WORK
How We Assist Industrial Clients in Procurement?
01
In-Depth Research on Standards
We continuously study standards such as GB/T, ISO, and CEMA, recommending matching strength grades and corrosion protection solutions for different scenarios including steel structures, conveyor systems, and heavy equipment.
02
Screening Reliable Factories
We collaborate only with factories certified to ISO 9001 and other standards, covering fastener industry clusters such as Yongnian in Hebei and Ningbo.
03
Providing Complete Parameters
For each product, we provide material certificates, dimensional drawings, and inspection reports (if available).
04
Coordinating Small-Batch Orders
We support sample orders (1-100 pieces), allowing you to test quality before bulk procurement.
APPLICATION SCENARIOS
Browse Solutions by Industrial Project Scenario
Select your project type to view corresponding product packages, selection recommendations, and technical parameters.
01
Plant Steel Structure
Grade 10.9S High-Strength Bolts · hot-dip galvanized ≥65μm · ISO 7411
- Hexagon Head Bolts · Tension Control Bolts · High-Strength Nuts · Washers
- High-strength bolt assemblies for steel structure plant connections. Grade 10.9S friction-type connections, hot-dip galvanized for corrosion protection, compliant with ISO 7411 standard. Torque coefficient inspection reports provided.
Plant Steel StructureSolutions →
02
Conveyor System Precision Components
GCr15 Bearing Steel · ISO 5048 · Idler Bearing Housings
- Idler Bearing Housings · Pulley Lagging · Belt Fasteners · Tensioning Devices
- Key components for belt conveyors. GCr15 bearing steel ensures wear resistance and service life, compliant with ISO 5048 idler standards. Suitable for conveyor systems in mines, ports, and power plants.
Conveyor System Precision ComponentsSolutions →
03
Heavy Equipment Precision Components
42CrMo Hydraulic Piston Rods · JB/T 6996 · Slewing Ring Bolts
- Hydraulic Cylinder Piston Rods · Slewing Ring Bolts · Excavator Bucket Tooth Pins · Crusher Liner Bolts
- Specialized precision components for construction machinery and heavy equipment. 42CrMo quenched and tempered, surface chrome-plated for corrosion resistance. Compliant with JB/T 6996 hydraulic cylinder standards.
Heavy Equipment Precision ComponentsSolutions →
04
Industrial Piping
Compensators · Pipe Bolts · Pipe Fittings and Expansion Joint Connectors
- Compensators · Pipe Bolts · Pipe Fittings and Expansion Joint Connectors · Pipe Flange and Pipe Joint Fasteners
- Pipe flanges, pipe joints, hangers and supports, sealing gaskets, expansion joints — full-condition hardware solutions from low-pressure water pipes to high-pressure steam pipes. According to ASME B16.5 pipe flange standards
Industrial PipingSolutions →
05
Industrial Ventilation
Ventilation Duct and Accessory Fasteners · Fan and Duct Fasteners · Filter Hardware
- Ventilation Duct and Accessory Fasteners · Fan and Duct Fasteners · Filter Hardware · Fire Damper Hardware
- Fan bases, duct flanges, fire dampers, vibration isolators, filters — full-scenario hardware solutions for factory ventilation and dust removal systems. According to ISO 14694 industrial fan standards and SM
Industrial VentilationSolutions →
06
Warehouse Logistics
Conveyor Rollers · Dock Leveler and Conveyor Roller Fasteners · Industrial Casters
- Conveyor Rollers · Dock Leveler and Conveyor Roller Fasteners · Industrial Casters · Mezzanine Rack and Guard Fasteners
- Specialized hardware and precision components for industrial warehouse logistics.
Warehouse LogisticsSolutions →
STANDARDS
Technical Basis and Reference Standards
GB/T 1231-2024
High strength bolts with large hexagon head assemblies for steel structures
GB/T 3098.1
Mechanical properties of fasteners - bolts, screws and studs
GB/T 3098.6
Mechanical properties of corrosion-resistant stainless steel fasteners
GB/T 13912-2020
Hot dip galvanized coatings on fabricated iron and steel articles
GB/T 5267.3-2008
Fasteners - Hot dip galvanized coatings
ISO 9223
Corrosion of metals - Corrosivity of atmospheres
RESOURCES
Technical Resources and Selection Guides
High-Strength Bolts for Steel Structures: Torque Method vs. Turn-of-Nut Method
Comparison of EN 1090 Construction Methods
High-Strength Bolts for Steel Structures: Torque Method vs. Turn-of-Nut Method →
White Paper on Installation and Acceptance of High-Strength Bolts in Steel Structure Plants
White Paper: From Friction Surface Treatment to Torque Re-Verification Full Process
White Paper on Installation and Acceptance of High-Strength Bolts in Steel Structure Plants →
5 Causes of Industrial Pipe Flange Leaks
The 3rd Most Easily Overlooked: Saving Money Turns into Losing Money
5 Causes of Industrial Pipe Flange Leaks →
FAQ
Frequently Asked Questions
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From factory QC to global logistics, one team, end to end
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