ASME B16.5 Flange Standard: Complete Guide

ASME B16.5 Flange Standard: Complete Guide

ASME B16.5 is one of the most widely recognized flange standards in the world. It defines flange dimensions, pressure-temperature ratings, materials, and testing requirements.

It is commonly used in oil, gas, chemical, and industrial piping projects.

Common Pressure Classes

ASME B16.5 includes:

• Class 150
• Class 300
• Class 600
• Class 900
• Class 1500
• Class 2500

Higher class ratings indicate higher pressure capability.

Common Flange Types

ASME B16.5 covers:

• Weld Neck Flanges
• Slip-On Flanges
• Blind Flanges
• Socket Weld Flanges
• Threaded Flanges

Material Options

Common materials include:

• ASTM A105 carbon steel
• Stainless steel
• Alloy steel

Why Choose Standardized Flanges?

Using ASME B16.5 flanges ensures compatibility with international piping systems and simplifies installation.

As a professional China steel flange manufacturer, we supply ASME B16.5 flanges with competitive factory pricing, reliable quality, and global export capability.