1. Specifications & Design
Comprehense Size Range: Full series of metric (M3-M30) and imperial
(4-2 inch) diameters available, with standard and custom lengths.
Head Design: Standard hex head with precise across-flats dimensions
and clean edges, optimized for maximum torque application.
Thread Types: Full thread or partial thread options;
precision-rolled threads ensure smooth engagement.
Strength Grades: Full range from 4.8 to 12.9 (metric) and Grade 2
to Grade 8 (imperial).
2. Material & Manufacturing
Core Materials: Carbon steel (zinc/geomet coated), alloy steel,
304/316 stainless steel.
Forging Process: Cold/hot forged for complete grain flow and
internal integrity.
Heat Treatment: Precision quenching and tempering for optimal
hardness-toughness balance.3. Performance Features
High Torque Capacity: Hex design supports maximum tightening
torque, meeting up to 12.9 grade requirements.
Vibration Resistance: With locking washers or threadlocker, passes
industry vibration standards.
Environmental Durability: Zinc coatings withstand up to 1000-hour
salt spray tests; stainless steel resists chemical corrosion.
Installation Compatibility: Compatible with
manual/pneumatic/electric tools and automated assembly systems.
4. Application Areas
Industrial Machinery: Injection molding machines, presses, conveyor
systems, mold installation
Transportation: Truck chassis, rail components, container locking
systems
Energy Sector: Wind turbine towers, solar mounting structures,
transmission towers
Maintenance & Repair: Universal replacement for damaged or missing
original fasteners
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FAQ
1. Are you trading company or manufacturer ?
We are manufacturer ,You can see the Alibaba certification.
2. How long is your delivery time?
Generally it is 5-10 days if the goods are in stock. or it is 15-20
days if the goods are not in stock, it is according to quantity.
3. Do you provide samples ? is it free or extra ?
Yes, we could offer the sample for free charge but need pay the
cost of freight.
4. What is your terms of payment ?
Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T
in advance ,balance before shippment.
