This 4-inch Weld Neck Flange is designed for high-pressure applications and critical service environments. Manufactured to ASME B16.5 standards, it provides a reliable and robust connection for piping systems. The RTJ (Ring Type Joint) facing ensures a leak-proof seal when properly installed.
Constructed from ASTM A182 Grade F316/F316L stainless steel, this flange offers excellent corrosion resistance and is suitable for use in demanding industrial settings. It meets the requirements of NACE MR0175/ISO15156, making it suitable for sour service applications.
Key Specifications
| Size |
4 Inch |
| Connection Type |
Weld Neck (WN) |
| Schedule |
S-40S |
| Flange Standard |
ASME B16.5 |
| Pressure Class |
Class 900 |
| Facing Type |
RTJ (Ring Type Joint) |
| Material |
ASTM A182 Grade F316/F316L Stainless Steel |
| Compliance |
NACE MR0175 / ISO15156 |
Application & Use
This flange is ideal for use in industries such as oil and gas, chemical processing, and power generation, where high-pressure, corrosive environments, and sour service conditions are common. Its weld neck design provides high stress resistance, and the RTJ facing ensures a tight seal.
Condition & Availability
Available in new condition. Please contact us for current lead times and quantity discounts.
