JIS G3458 SPA12 SA355P1 STPA12 15Mo3 Alloy Steel Molybdenum Steel Pipe For Industrial Machinery

Material Overview:

The JIS G3458 SPA12, SA355P1, STPA12, and 15Mo3 are high-strength alloy steel grades that are primarily used for applications requiring high-temperature resistance, corrosion resistance, and mechanical strength. These steel pipes are designed for industrial machinery and are widely used in power plants, chemical processing, and mechanical systems.

Specifications:

• Grade: SPA12, SA355P1, STPA12, 15Mo3

• Standard: JIS G3458

• Type: Alloy Steel, Molybdenum Steel Pipe

• Size: Customizable dimensions available

Chemical Composition:

Mechanical Properties:

Main Characteristics:

• High-Temperature Resistance: These steels are designed for high-temperature applications where traditional carbon steels would fail. They offer excellent resistance to oxidation and corrosion.

• Durability: Excellent mechanical properties, including toughness and wear resistance.

• Molybdenum Content: The presence of molybdenum in these alloys helps in improving the steel's strength at elevated temperatures and enhances its corrosion resistance.

Standards Compliance:

These steel pipes comply with various international standards, ensuring their suitability for critical applications:

• JIS G3458 (Japanese Industrial Standard for Alloy Steel Pipes for Boilers and Heat Exchangers)

• ASTM A335 (American Standard for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service)

• EN 10216-2 (European Standard for Seamless Steel Tubes for Pressure Purposes)

Applications:

These alloy steel pipes are essential for industries that demand high-temperature strength and durability, including:

• Power Plants: Used for steam pipes, pressure vessels, and heat exchangers.

• Chemical Processing: For pipes exposed to high-temperature, corrosive environments.

• Industrial Machinery: In applications requiring excellent mechanical strength and resistance to wear and corrosion.

• Oil & Gas: For high-pressure pipeline systems.

These pipes are ideal for various mechanical systems and energy generation plants where high performance and longevity are critical.