GB35 Square Head Bolt With Coarse Metric Thread In 304(A2-70) And 316(A4-80) Stainless Steel
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
Negotiable
Product Description
Square Head Bolt GB35, A2‑70 A4‑80 Stainless Steel
GB35 standard square head bolts manufactured from premium 304(A2‑70) and 316(A4‑80) stainless steel with coarse metric thread. Available thread sizes range from M5 to M12, screw length covers 12‑60mm. Multiple sizes are combined in one listing for one‑stop selection and bulk procurement.
Manufacturing & Design Features
- One-piece forging forming technology for superior strength
- Square head features neat edges with material grade marking
- Natural stainless steel finish without electroplating coating
- Square head locks inside square slots of aluminum profiles
- Prevents bolt spinning during nut tightening
- Eliminates need for extra fixing tools
- Significantly improves installation efficiency
Technical Specifications
| Item | Specification |
|---|---|
| Standard | GB35 Square Head Bolt |
| Material Option | 304(A2‑70) Stainless Steel / 316(A4‑80) Stainless Steel |
| Thread Type | Coarse Metric Thread |
| Thread Size | M5‑M12 |
| Screw Length | 12‑60mm |
| Surface Finish | Natural Stainless Steel, No Plating |
| Application | Aluminum profile frames, machinery equipment, jigs & fixtures, brackets, outdoor & coastal facilities |
Performance Benefits
Threads are precision-rolled with full and clear tooth profile for smooth insertion and firm clamping, providing anti-vibration and anti-loosening properties. Deburred for burr-free surface, ensuring stable quality for machinery assembly and engineering bulk orders.
Material Selection Guide:
• 304 stainless steel works well for indoor and slightly humid environments
• 316 stainless steel delivers superior acid-alkali and seawater-corrosion resistance, ideal for outdoor, coastal and chemical humid working conditions
• 304 stainless steel works well for indoor and slightly humid environments
• 316 stainless steel delivers superior acid-alkali and seawater-corrosion resistance, ideal for outdoor, coastal and chemical humid working conditions
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Company
Beijing Hongyi Guangfa Trading Co., Ltd.
Location
ROOM 402, UNIT 5 BUILDING 4, A PART OF WUDIANJIAYUAN, JIUGONG TOWN, DAXING DISTRICT, BEIJING, CHINA.
Contact Person
Ella Jin