Products Description
DIN 933 Stainless Steel Hexagon Head Hex Bolts are high-quality fasteners designed for securing components in mechanical and structural applications. These bolts feature a hexagon-shaped head that allows for easy tightening using a wrench or socket. Made from durable stainless steel, they offer superior corrosion resistance, making them ideal for use in demanding environments, including marine, outdoor, and industrial applications. With their robust design and excellent mechanical properties, DIN 933 hex bolts ensure reliable performance and long-lasting durability.
Key Parameters:
Material: Stainless Steel (Grade 304, 316, or other upon request)
Head Style: Hexagon Head
Thread Type: Fully Threaded
Size Range: M6 to M30 (custom sizes available)
Length Range: 10mm to 200mm (custom lengths available)
Strength Grade: 8.8, 10.9, 12.9 (depending on customer specifications)
Surface Finish: Passivated, natural stainless steel, or other finishes upon request
Compliance: DIN 933, ISO 4017
Certifications: ISO 9001:2015, CE Marked, RoHS Compliant
Products Process
Material Selection:
The raw material for these hex bolts is high-quality stainless steel, typically grades 304 or 316, which provides excellent corrosion resistance, tensile strength, and resistance to harsh environments.
Cold Heading:
Stainless steel wire is fed into a cold heading machine, where it is precisely shaped into the basic bolt form. This process helps ensure consistent size and optimal mechanical properties.
Thread Rolling:
After forming the bolt body, threads are rolled onto the bolt shaft using a thread rolling process. This creates strong, uniform threads that are more resistant to wear compared to cut threads.
Hex Head Formation:
The hexagonal head is formed through a heading process, providing a secure grip when tightening with tools such as wrenches or socket drives. The design also ensures a larger surface area for better torque distribution.
Surface Treatment:
Stainless steel bolts may undergo a passivation process to enhance their resistance to corrosion, especially in aggressive environments. However, since the material itself is naturally resistant to corrosion, additional surface treatment is optional.
Quality Control:
Each bolt is subjected to stringent quality control tests to ensure it meets the required specifications for strength, dimensions, and finish. This includes checks for dimensional accuracy, tensile strength, and the quality of the threads.
Products Application
DIN 933 Stainless Steel Hexagon Head Hex Bolts are used in a wide range of industries due to their superior strength and resistance to corrosion:
Construction: Used for securing structural components, beams, and frames in construction and civil engineering.
Automotive: Suitable for fastening parts and components in automotive manufacturing, where strength and durability are essential.
Marine & Offshore: Ideal for applications in marine environments due to their high resistance to saltwater and corrosion.
Industrial Equipment: Commonly used in machinery and heavy equipment to ensure reliable connections and withstand high stress and vibration.
Renewable Energy: Widely used in wind turbines and solar panel installations, where weatherproof and strong fasteners are required.
Chemical & Food Processing: These bolts are ideal for applications in chemical plants or food processing environments, where corrosion resistance is crucial.
FAQ
Q: Can you do OEM and ODM?
A: Yes, OEM and ODM are both acceptable. The material, color, style can customize, the basic quantity we will advise after we discuss.
Q: Can we use our own logo?
A: Yes, we can print your private logo according to your request.
Q: Can you do our own packaging?
A: Yes, you just provide the package design and we will produce what you want. We also have the professional designer can help you do the packaging design.
Q: When can I get the price?
A: Usually we quote within 8 hours after we get your inquiry.
Q: What's your MOQ?
A: If we have the products in stock, it will be no MOQ. If we need to produce, we can discuss the MOQ according to customer's exact situation.
Q: How long is your delivery time?
A: The general delivery time is 30-45 days after receiving your order confirmation. Anther, if we have the goods in stock, it will only take 1-2 days.
Q: Do you provide sample ? Is it free?
A: If the sample is low value, we will provide the free sample with freight collect. But for some high value samples, we need to collect the sample charge.
Q: What is your term of payment?
A: 30% down payment before producing and 70% balance payment before shipping.
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