NOMINAL SIZE
- 2", 3",4", 6", 8", 10" and 12"
- 14" through 20" sizes are available upon request.

CONNECTIONS
- ASME B16.5 Class 150 Flange
- KS/JIS10K Flange

SEWON free vents are used on the top of storage tank containing non-flammable liquid or on the end of vent pipe.

Available in carbon steel, 304 S.S, 316 S.S and other special materials Available in size 2”to 20” Fitted stainless steel wire screen with flanges May be combined with flame arrester for flammable fluid storage tanks Drilling conforming to ASME B16.5 for class 150 flanges, or KS/JIS 10K flanges. Other standards are available on customer? request. Consult our factory for special application or special design.

Specifications

Materials

Basic Ordering Information

1. Model and type
2. Fluid Handling
3. Operating Temperature & Pressure ranges
4. Height & Diameter of tank
5. Pumping(Filling/Emptying)rates
6. Size and Connection
7. Material