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Home > products > Metal Bolt > Stainless Steel 321H Hex Bolts 1/2”-20 and Color Coated Finish for High Temperature Uses

Stainless Steel 321H Hex Bolts 1/2”-20 and Color Coated Finish for High Temperature Uses

Product Details

Place of Origin: China

Brand Name: JIA SHAN

Certification: ISO

Model Number: DIN, ASEM, ISO

Payment & Shipping Terms

Minimum Order Quantity: 100

Price: USD0.2/pcs-USD1/pcs

Delivery Time: 1-5 weekds

Payment Terms: T/T, Western Union

Supply Ability: Batch order abailable

Get Best Price
Highlight:
Usage:
Fastening
Size:
Various Sizes Available
Style:
Steel Hex Head With Washer Nut
Head Style:
Hexagon Head
Strength:
High
Finish:
Polished/Zinc/ Anodizing
Manufacturer:
JIA SHAN Hardward Company
Length:
As Customisation
Package:
Small Packing+Carton Packing+Pallet
Standard:
DIN
Package Quantity:
100 Pieces
Shape:
Bolt
Measurement System:
INCH, Metric
Port:
Shenzhen
Quality:
Inspection Before Shipment
Color:
As Customisation
Material:
Steel:304/316/301/310/201
Usage:
Fastening
Size:
Various Sizes Available
Style:
Steel Hex Head With Washer Nut
Head Style:
Hexagon Head
Strength:
High
Finish:
Polished/Zinc/ Anodizing
Manufacturer:
JIA SHAN Hardward Company
Length:
As Customisation
Package:
Small Packing+Carton Packing+Pallet
Standard:
DIN
Package Quantity:
100 Pieces
Shape:
Bolt
Measurement System:
INCH, Metric
Port:
Shenzhen
Quality:
Inspection Before Shipment
Color:
As Customisation
Material:
Steel:304/316/301/310/201
Stainless Steel 321H Hex Bolts 1/2”-20 and Color Coated Finish for High Temperature Uses

Stainless Steel 321H Hex Bolts 1/2”-20 and Color Coated Finish for High Temperature UsesStainless Steel 321H Hex Bolts 1/2”-20 and Color Coated Finish for High Temperature Uses 0Stainless Steel 321H Hex Bolts 1/2”-20 and Color Coated Finish for High Temperature Uses 1

 

Product Description:

Hex Bolts: Applications and Advantages

Hex bolts are widely used across various industries and products due to their simple design, high strength, and ease of installation. Below are some key applications and advantages of hex bolts:

Industries and Products That Use Hex Bolts

1. Construction Industry
- Hex bolts are commonly used in structural steel connections, such as bridges, building frameworks, and scaffolding. Their ability to handle heavy loads and external forces like wind ensures stability and durability in construction projects.

2. Machinery Manufacturing
- In machinery and equipment assembly, hex bolts are essential for fastening mechanical parts in machinery such as lathes, heavy-duty equipment, and assembly lines. Their high strength and durability make them suitable for machines operating under vibration and heavy loads.

3. Automotive and Transportation
- Hex bolts are widely used in the automotive industry for securing critical parts like chassis, engines, and transmission systems. Their strength and reliability help maintain the vehicle's integrity under high-speed and heavy-duty conditions.

4. Home Appliances and Electronics
- Hex bolts are used to assemble and secure parts in appliances such as air conditioners, washing machines, and televisions. They provide reliable connections and ensure the overall stability of the products.

5. Energy and Petrochemical Industry
- Hex bolts are crucial in wind turbines, nuclear power plants, and petrochemical plants, where they are used in securing large equipment and pipeline systems. Their corrosion resistance and strength allow them to perform in harsh environments.

6. Marine and Offshore Engineering
- In shipbuilding and offshore platforms, hex bolts are used to secure deck fittings, hulls, and equipment. Stainless steel hex bolts, in particular, resist corrosion from seawater, ensuring the longevity of marine structures.

7. Furniture Manufacturing
-Hex bolts are frequently used in the assembly of furniture such as beds, tables, chairs, and cabinets. Their easy installation and firm fastening provide stability and long-term durability to household and office furniture.

Applications:

Stainless Steel 321H

Stainless Steel 321H is a high-carbon version of Stainless Steel 321, designed specifically for high-temperature applications. It contains titanium, which stabilizes the material and prevents carbide precipitation during welding, offering excellent resistance to intergranular corrosion. 321H has a high resistance to oxidation and scaling at temperatures up to 870°C (1600°F), making it ideal for use in furnace components, exhaust systems, and heat exchangers. The material is commonly found in industries that deal with high-temperature gases and chemicals, including petrochemical and power plants. For maintenance, Stainless Steel 321H should be cleaned regularly with mild detergents and soft brushes to avoid damaging its surface. Since this alloy is designed for high-temperature resistance, it is essential to inspect it periodically for signs of oxidation or scaling. In severe applications, passivation treatments may be required to restore its resistance to high-temperature oxidation. Careful monitoring is important for ensuring that the material remains effective in high-temperature environments.

 

Stainless Steel 316L

Stainless Steel 316L is an austenitic stainless steel known for its excellent resistance to corrosion, particularly in chloride-rich environments. The material contains 2-3% molybdenum, which significantly improves its resistance to pitting and crevice corrosion compared to other standard stainless steels. 316L also has lower carbon content (less than 0.03%) compared to 316, which makes it less susceptible to carbide precipitation during welding. This alloy is widely used in marine environments, pharmaceutical equipment, and food processing industries. It is also ideal for chemical processing, petrochemical, and biomedical applications due to its resistance to corrosive chemicals. For maintenance, Stainless Steel 316L should be cleaned with mild detergents and soft cloths to prevent surface scratching and maintain its shine. Avoid harsh chemicals or abrasive scrubbing pads. Periodically, the material should be passivated to enhance its resistance to corrosion, especially in environments exposed to chloride ions. Regular inspections should be carried out to identify any surface damage or early signs of corrosion.

 

No. C% Cr% Ni % Mo %
304 0.07 17.5-19.5 8.0-10.5 /
316 0.08 16.0-18.0 10.0-14.0 2.00-3.00
301 0.15 16.0-18.1 6-8 /
310 0.08 24-26 19-22 /



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Stainless Steel 321H Hex Bolts 1/2”-20 and Color Coated Finish for High Temperature Uses 2

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