Stainless Steel Gate Valve Size Specifications：

Our stainless steel gate valves are available in a complete range of sizes from DN6 (1/8") to DN150 (6"), with pressure ratings of PN16, PN25, and PN40. All sizes comply with international standards, ensuring compatibility with common piping systems and meeting diverse project requirements.

DN (Nominal Diameter)	Thread/Inch
DN6	1/8"
DN8	1/4"
DN10	3/8"
DN15	1/2"
DN20	3/4"
DN25	1"
DN32	1 1/4"
DN40	1 1/2"
DN50	2"
DN65	2 1/2"
DN80	3"
DN100	4"
DN125	5"
DN150	6"

•PN16 (1.6MPa): Suitable for low-pressure applications such as water supply, general industrial pipelines, and HVAC systems.

• PN25 (2.5MPa): Designed for medium-pressure industrial pipelines, oil and gas systems, and high-rise building water supply.

• PN40 (4.0MPa): Ideal for high-pressure applications, including chemical processing, petrochemical plants, and high-pressure fluid transmission.

✅ Full Size Coverage: From DN6 to DN150, meeting various small to large bore pipeline requirements.

✅ Multi-Pressure Options: PN16/25/40 available for different industrial and commercial applications.

✅ Standard Compliance: All sizes conform to GB, ISO, and ANSI standards for easy installation and interchangeability.

✅ Customizable: Special sizes or non-standard configurations can be customized according to project needs.