Diaphragm – Chemical Seals
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Western Gauge & Instruments (WGI) prides itself on being industry innovators in Diaphragm Chemical Seals. By continually offering and using the latest in technology and measurement solutions, WGI has a long-standing reputation of providing top quality products using the best of materials and workmanship.
All WGI Diaphragm Chemical Seals products are manufactured in an ISO 9001 Certified facility and have appropriate Canadian Registration Numbers (CRN) where applicable.
Diaphragm Chemical Seals
Product Description:
When choosing a diaphragm seal, WGI offers unsurpassed quality, service and delivery. WGI recommends the use of a diaphragm seal for all applications involving, but not limited to corrosive media, (media containing particles), viscous media, temperature issues and the use of oxidizing agents.
Specifications:
Fill Fluid
• Silicone, high temperature silicone, glycerin
Seal Type
• DS90 – 8 Bolt, welded to upper body DSTB – All welded design DS-LPVC-PVC bolted
Lower Housing Materials
• Optional steel, 304 SS, 316 SS, hastelloy B or C, monel, nickel, PVC, teflon, brass, titanium and polypropylene
Diaphragm Materials
• 316 SS, Special materials include 304 SS, monel, tantalum, hastelloy B and C, carpenter 20, nickel, titanium and teflon
Optional Features
• 316 SS top housing with SS rings, nuts and bolts. Pipe plugs for flushing connections. Flange faces – raised or flat face or ring joint
Capillary Lines
• If your application requires a stainless steel capillary lines, specify one of the following and your desired length when ordering:
• Plain tube 1/4″ NPT
• SS plain tube 1/2″ NPT
• SS armored 1/4″ NPT
• SS armored 1/2″ NPT
Sizes
• ¼”, ½”
Our WGI Diaphragm Chemical Seals have the following Product Specifications and Cross Reference Chart:
| SPECIFICATIONS | |
|---|---|
| Fill Fluid | Silicone, high temperature silicone, glycerin |
| Seal Type | DS90 – 8 Bolt, welded to upper body DSTB – All welded design DS-LPVC-PVC bolted |
| Lower Housing Materials |
Optional steel, 304 SS, 316 SS, hastelloy B or C, monel, nickel, PVC, teflon, brass, titanium and polypropylene |
| Diaphragm Materials | 316 SS, Special materials include 304 SS, monel, tantalum, hastelloy B and C, carpenter 20, nickel, titanium and teflon |
| Optional Features | 316 SS top housing with SS rings, nuts and bolts. Pipe plugs for flushing connections. Flange faces – raised or flat face or ring joint |
| Capillary Lines | If your application requires a stainless steel capillary lines, specify one of the following and your desired length when ordering: • Plain tube 1/4″ NPT • SS plain tube 1/2″ NPT • SS armored 1/4″ NPT • SS armored 1/2″ NPT |
| Sizes | ¼”, ½” |
| CROSS REFERENCE CHART | |||||
|---|---|---|---|---|---|
| Part Number | Instrument Connection |
Process Connection | Body Material | Diaphragm Material | Pressure Range |
| DS90-D-D | 1/2″ FNPT | 1/2″ FNPT | 316 SS | 316 SS | -30 Hg to 2,500 PSI |
| DSTB-B-B | 1/4″ FNPT | 1/4″ FNPT | 316 SS | 316 SS | -30 Hg to 2,500 PSI |
| DSTB-B-B | 1/2″ FNPT | 1/2″ FNPT | 316 SS | 316 SS | -30 Hg to 2,500 PSI |
| DS-LPVC11-T-0 | 1/4″ FNPT | 1/4″ FNPT | PVC | PTFE | 0-200 PSI |
Products Catalogue
from WGI
Download more in-depth technical specifications for our line of Diaphragm Chemical Seals by clicking on any of the above literature thumbnails.
For almost 15 years, ValvSource Equipment has continually committed itself to offer the best Diaphragm Chemical Seals products to meet a wide range of applications and requirements.
As an industry leader, ValvSource Equipment has your perfect Diaphragm Chemical Seals solution. Our success in the valves industry is attributed to our customer-centric team of sales personnel, engineers, and trained staff that are collectively committed to providing quality products at a price you would come to expect.
To find your perfect valve solution, please call ValvSource Equipment today or email us at [email protected].