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Home | Diaphragm Seals | Non-Replaceable | Type 30/30H Standard & Elevated Pressure, Bolted

 

Type 30/30H Standard & Elevated Pressure, Bolted, Non-Replaceable Diaphragm Seals

1 Year Warranty

 

  • Utilizes an all metallic diaphragm welded to the upper housing to allow field
    replacement of the lower housing while maintaining continuity of the
    measuring system
  • Can be used for remote mounting of pressure instrument(s) with capillary
  • A wide variety of instrument and process connections are available
  • A flushing port is available to clean wetted areas and prevent process
    media build up
  • Consider instrument size, pressure range, media composition, ambient and
    operating temperature, and maximum working pressure when selecting
  • Capillaries and cooling elements are available for elevated process temperatures,
    see accessories
  • Fill fluid must be compatible with process media; i.e. Glycerin may become
    volatile in conjunction with a strong oxidizing agent such as chlorine, forms
    of oxygen or peroxide and nitric acids
Tech Manual 

 

ORDERING INFORMATION

TYPES 30 (2,500 psi) 30H (5,000 psi)        
INSTRUMENT CONNECTION SIZES 02 1/4" NPT 04 1/2" NPT        
UPPER HOUSING MATERIALS C Carbon steel P Carpenter 20 U Titanium Grade 4    
M Monel 400 S 316 Stainless steel
DIAPHRAGM MATERIALS A Tantalum M Monel 4001 P Carpenter 201 U Titanium Grade 41
H Halstelloy C-276 N Inconel 600 S 316 Stainless steel    
SEAL GASKET MATERIALS F FEP encapsulated 0-ring (5,000 psi) T PTFE        
R Klingersil C-4401 (Rated to 1,500 psi) V FKM        
PROCESS CONNECTION SIZES 02 1/4" NPT 06 3/4" NPT 10 1-1/4" NPT    
04 1/2" NPT 08 1" NPT 12 1-1/2" NPT    
  (ASME and DIN flanges available upon request)    
LOWER HOUSING MATERIALS C Carbon steel M Monel 400 P Carpenter 20 U Titanium Grade 4
H Hastelloy C-276 N Inconel 600 S 316 Stainless Steel    
FLUSHING CONNECTIONS 1F 1/8" NPT 2F 1/4" NPT        

    Please consult your local NOSHOK Distributor or NOSHOK, Inc. for availability and delivery information.
    1 When selecting a Monel 400, Carpenter 20 or Titanium Grade 4 diaphragm, the upper and lower housing must be the same material.


     For NOSHOK Diaphragm Seals with Carbon Steel lower housing materials:

WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov


     For NOSHOK Diaphragm Seals with Stainless Steel lower housing materials:

WARNING: This product can expose you to chemicals including Chromium (VI) and Nickel, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

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