JIS B2220 20K Carbon Steel and Stainless Steel Plate Flanges for Industrial Applications

Introduction:

Shaanxi Peter International Trade Co., Ltd. is a highly regarded and well-established supplier with a proven track record of over 20 years in the market. We have earned a strong reputation as a trusted and reliable source for JIS B2220 Carbon Steel Plate Flanges and Stainless Steel Flanges.

With our extensive experience, we understand the importance of providing excellent service to our customers. We have cultivated long-standing relationships by offering competitive pricing, prompt delivery, and personalized support. Our team of experts is dedicated to assisting customers throughout the entire procurement process, from product selection to after-sales service.

Quality control and assurance are paramount to us as a reputable supplier. Our JIS B2220 Carbon Steel and Stainless Steel Plate Flanges undergo stringent testing and inspection to ensure durability, precision, and compliance with relevant standards. We work closely with trusted manufacturers who share our commitment to delivering reliable and superior products.

We strive to exceed customer expectations and provide the highest level of satisfaction. We are confident in our ability to meet your JIS B2220 Carbon Steel and Stainless Steel Plate Flange requirements with top-notch products and exceptional service.

Description of JIS B2220 Plate Flanges:

JIS B2220 Plate flanges refer to flanges that adhere to the Japanese Industrial Standards (JIS) B2220 specifications for plate flanges. Here are some key points about JIS B2220 plate flanges:

Standard Compliance: JIS B2220 is a widely recognized standard in Japan for plate flanges. It provides guidelines for the dimensions, materials, and technical requirements of plate flanges used in various industrial applications.

Design and Construction: JIS B2220 Plate flanges have a flat, circular disc shape with bolt holes evenly distributed around the circumference. They are designed to connect pipes or fittings together or to close the end of a pipe.

Size and Pressure Ratings: The JIS B2220 standard covers a range of sizes for plate flanges, typically from 10A to 1500A. The standard also specifies various pressure classes, such as 5K, 10K, 16K, 20K, 30K, 40K, and 63K, indicating the maximum pressure the flange can withstand without leakage.

Material Selection: JIS B2220 Plate flanges can be manufactured from different materials, including carbon steel, stainless steel, or other suitable materials. The choice of material depends on the specific requirements of the application, such as temperature, pressure, and compatibility with the fluid being transported.

Installation Considerations: When using JIS B2220 plate flanges, it is important to follow the standard's guidelines for proper installation. This includes proper bolt tightening techniques, gasket selection, and flange alignment to ensure a secure and leak-free connection.

JIS B2220 Carbon Steel and Stainless Steel Plate Flange Dimensions:

1.Dimensions are in millimeters(mm).

2.Dimensions can be specified by different purchasers.

Some Common Grades of Carbon Steel Slip On Flanges:

ASTM A105: This is a common grade of carbon steel used for JIS B2220 plate flanges. It is a forged carbon steel specifically designed for high-temperature service and offers excellent weldability and toughness.

ASTM A350 LF2: LF2 is a low-temperature carbon steel grade commonly used for slip on flanges in applications where low-temperature toughness is required.

ASTM A694 F52/F60/F65/F70: These grades are high-yield carbon steel materials used for JIS B2220 plate flanges in applications requiring high strength and impact resistance.

Some Common Grades of Stainless Steel Slip On Flanges:

ASTM A182 F304/F304L: These grades of stainless steel are austenitic and commonly used for JIS B2220 plate flanges. They offer good corrosion resistance, excellent weldability, and are suitable for a wide range of applications.

ASTM A182 F316/F316L: Similar to F304/F304L, these grades are also austenitic stainless steels with improved corrosion resistance, particularly in chloride environments.

ASTM A182 F321: F321 is an austenitic stainless steel grade containing titanium, which provides enhanced resistance to intergranular corrosion. It is often used for JIS B2220 plate flanges in high-temperature applications.

ASTM A182 F347: F347 is a stabilized stainless steel grade with the addition of niobium, which improves its resistance to intergranular corrosion. It is commonly used for weld neck flanges in applications involving elevated temperatures.

Differences between JIS B2220 Carbon Steel Plate Flanges and Stainless Steel Plate Flanges:

The primary differences between JIS B2220 carbon steel plate flanges and JIS B2220 stainless steel plate flanges lie in their material composition, mechanical properties, and resistance to corrosion. Here are some key distinctions:

Material Composition:

• Carbon Steel Plate Flanges: Carbon steel plate flanges are primarily made from carbon steel, which is an alloy of iron and carbon. The carbon content typically ranges from 0.05% to 2.0%, and other elements may be present in smaller quantities.
• Stainless Steel Plate Flanges: Stainless steel plate flanges are made from various grades of stainless steel, which is an alloy of iron, chromium, and often other elements such as nickel, molybdenum, or titanium. The specific grade of stainless steel determines its corrosion resistance and mechanical properties.

Corrosion Resistance:

• Carbon Steel Plate Flanges: Carbon steel plate flanges are prone to corrosion when exposed to moisture, oxygen, and corrosive environments. They may require additional protective coatings or surface treatments to enhance their corrosion resistance.
• Stainless Steel Plate Flanges: Stainless steel plate flanges are highly resistant to corrosion due to the presence of chromium, which forms a passive oxide layer on the surface. This oxide layer protects the stainless steel from oxidation and corrosion, making it well-suited for applications in corrosive environments.

Mechanical Properties:

• Carbon Steel Plate Flanges: Carbon steel plate flanges have good strength and are suitable for applications requiring high-pressure and high-temperature resistance. The mechanical properties of carbon steel can vary depending on the carbon content and any additional alloying elements.
• Stainless Steel Plate Flanges: Stainless steel plate flanges offer excellent mechanical properties, including high tensile strength, ductility, and toughness. Stainless steel retains its mechanical strength at elevated temperatures, making it suitable for a wide range of applications.

Cost:

• Carbon Steel Plate Flanges: Carbon steel plate flanges are generally more cost-effective compared to stainless steel plate flanges due to the lower cost of carbon steel as a raw material.
• Stainless Steel Plate Flanges: Stainless steel plate flanges are typically more expensive than carbon steel plate flanges due to the higher cost of stainless steel alloys.

The choice between carbon steel plate flanges and stainless steel plate flanges depends on the specific requirements of the application, including the level of corrosion resistance, mechanical strength, and budget constraints. It is important to consider the environmental conditions, fluid characteristics, and intended service life when selecting the appropriate material for plate flanges.

Applications of JIS B2220 Carbon Steel Plate Flanges:

JIS B2220 carbon steel plate flanges and stainless steel plate flanges find applications in various industries and piping systems. Some common applications of JIS B2220 carbon steel and stainless steel plate flanges include:

General Industrial Piping: Carbon steel plate flanges and stainless steel plate flanges are widely used in general industrial piping systems for the connection of pipes, valves, and equipment. They provide a secure and leak-tight connection and are suitable for a range of applications in sectors such as manufacturing, power generation, oil and gas, chemical processing, and water treatment.

Plumbing and HVAC Systems: JIS B2220 carbon steel plate flanges and stainless steel plate flanges are commonly used in plumbing and HVAC (Heating, Ventilation, and Air Conditioning) systems for joining pipes and components. These flanges provide a reliable connection and facilitate maintenance and repairs in residential, commercial, and institutional buildings.

Water and Wastewater Treatment: Carbon steel plate flanges and stainless steel plate flanges are utilized in water treatment plants, wastewater treatment facilities, and distribution systems. They are suitable for handling water, chemicals, and slurry applications where corrosion resistance is not the primary concern.

Petrochemical and Refining Industry: JIS B2220 carbon steel plate flanges and stainless steel plate flanges are employed in the petrochemical and refining industry for connecting pipelines and equipment. They are commonly used in applications involving the transport of oil, gas, and other hydrocarbon products.

Power Generation: Carbon steel plate flanges and stainless steel plate flanges are used in power generation facilities, including thermal power plants, nuclear power plants, and renewable energy installations. They are employed for connecting pipes and components in various systems, such as steam, water, and gas distribution.

Shipbuilding and Marine Industry: JIS B2220 carbon steel plate flanges and stainless steel plate flanges are utilized in shipbuilding and marine applications for connecting piping systems on ships, offshore platforms, and marine structures. These flanges provide a robust and reliable connection in demanding marine environments.