Product Overview

KASUGAI Weld Neck RTJ flanges are designed for high-pressure and high-temperature applications, ensuring excellent strength, sealing performance, and long service life.

Manufactured in Japan with strict quality control, these flanges meet international standards and are widely accepted in global industrial markets.

Key Features

• High Strength Material: ASTM A182 F11 CL2, suitable for elevated temperature service
• RTJ Sealing Design: Ensures leak-proof performance under extreme pressure conditions
• Weld Neck Structure: Provides smooth stress transition and reduces turbulence
• Precision Machining: Accurate groove finishing for reliable gasket sealing
• Long Service Life: Excellent resistance to creep and thermal fatigue

Applications

Ideal for demanding environments such as:

• Oil & Gas (Upstream / Refinery / Petrochemical)
• Power Generation (Thermal / Combined Cycle Plants)
• High-pressure Steam Lines
• Chemical Processing Facilities

Advantages for Stockists

• Stable Japanese Quality – Trusted brand with over 100 years of industry experience
• Compliance with International Standards – Suitable for global resale
• Wide Compatibility – Matches standard RTJ gaskets and piping systems
• Reliable Supply & Documentation – Full MTC (EN 10204 3.1) available

Optional Services

• Anti-rust protection (oiled / varnished)
• Custom marking & packaging (Shipping Mark support)
• Third-party inspection (SGS / BV / TUV)