402 ASHCROFT | Alldatasheet

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Technical content

FEATURES

„ All-welded construction ensures a leak- tight, tamper-proof seal „ Provided standard with corrosion-resistant 316L Stainless steel top housing TYPICAL USES „ Oil and gas „ Refineries „ Chemical and petrochemical „ Water and wastewater „ NACE compliant processes (Sour Gas Sep- aration) „ Biogas and biodiesel 402-403 Flanged Seal SPECIFICATIONS Connection Style: 402: Flanged 403: Flanged with flushing port Process Connection Size: ½, ¾, 1, 1½, 2, 3 NPS Instrument Connection Size: 1/4, ½ NPT Pressure Rating (MAWP): Dictated by ASME flange ratings (see table 1 on page 2) Added Tolerance: ±0.5% typical WETTED COMPONENTS Diaphragm Bottom Housing

316 SS, Tantalum, Titanium,

Hastelloy® B, Hastelloy® C 276, K-Monel® Hastelloy® B, Hastelloy® C 276, Monel®, Carpenter® 20 NON-WETTED COMPONENTS Top Housing Flange 316L Stainless steel Carbon steel KEY BENEFITS

  • Fewer potential leak paths with an all-welded design
  • Variety of flange sizes and ratings
  • Optional instrument weld for a fully-contained assembly All specifications are subject to change without notice. All sales subject to standard terms and conditions. ©2022 Ashcroft Inc. 402-403_seal_RevB_04-21-22 ashcroft.com info@ashcroft.com 1.800.328.8258 1 of 4 402/403 All-Welded Flanged Diaphragm Seal Data Sheet

Maximum Allowable Pressure (psi) Temp. (°F) FLANGE CLASS 150 300 600 900 1500 2500 <1000 275 750 1440 2160 3600 6000 200 230 600 1200 1800 3000 5000 300 205 540 1075 1615 2690 4480 400 190 495 995 1490 2485 4140 500 170 465 930 1395 2330 3880 600 140 440 885 1325 2210 3680 650 125 430 865 1295 2160 3600 700 110 420 845 1265 2110 2520 750 95 415 825 1240 2065 3440 800 80 405 810 1215 2030 3380 850 65 395 790 1190 1980 3300 900 50 390 780 1165 1945 3240 950 35 380 765 1145 1910 3180 10000 20 355 710 1065 1770 2950 CARBON STEEL FLANGE Maximum Allowable Pressure (psi) Temp. (°F) FLANGE CLASS 150 300 600 900 1500 2500 <1000 285 740 1480 2220 3705 6170 200 260 675 1350 2025 3375 5625 300 230 655 1315 1970 3280 5470 400 200 635 1270 1900 3170 5280 500 170 600 1200 1795 2995 4990 600 140 550 1095 1640 2735 4560 650 125 535 1075 1610 2685 4475 700 110 535 1065 1600 2665 4440 750 95 505 1010 1510 2520 4200 800 80 410 825 1235 2060 3430 850 65 270 535 805 1340 2230 900 50 170 345 515 860 1430 950 35 105 205 310 515 860 10000 20 50 105 155 280 430 TABLE 2 - FILL FLUIDS Fill Fluid Temperature Viscosity (cSt at 70ºF (21ºC)) Variation Code Notes Glycerin (food grade) 0°F to 400°F (-18°C to 204°C) 1,300 CG Direct-mounting only. Not for use with vacuum service 50 cSt Silicone -40°F to 500°F (-40°C to 260°C) 50 CK 10 cSt Silicone -40°F to 500°F (-40°C to 260°C) 10 DJ Halocarbon® 4.2 -70°F to 300°F (-57°C to 199°C) 4.2 CF For use with oxygen/ oxidizing process media Slytherm® 800 -40°F to 750°F (-40°C to 400°C) 10 HA High temperature applications Syltherm® XLT -150°F to 500°F (-100°C to 260°C) 1.4 CC Low temperature applications Calflo® AF -20°F to 600°F (-29°C to 316°C) 60 KF High temperature, silicone-free Mineral Oil 10°F to 400°F (-12°C to 204°C) 75 MY Neobee® M-20 (food grade) 5°F to 400°F (-15°C to 204°C) 9.5 NM Silicone (food grade) -40°F to 500°F (-40°C to 260°C) 350 CZ Distilled Water 40°F to 185°F (4°C to 85°C) 0.9 FJ 50/50 Glycerin/Water 15°F to 200°F (-9°C to 93°C) 30 GH Propylene Glycol -50°F to 325°F (-46°C to 163°C) 54 CV Ethylene Glycol 20°F to 325°F (-7°C to 163°C) 14 FK 50/50 Ethylene Glycol/Water -25°F to 190°F (-32°C to 88°C) 2.9 CT 80/20 Glycerin/Water 15°F to 225°F (-9°C to 107°C) 270 GR 95/5 Water/Propylene Glycol 40°F to 185°F (4°C to 85°C) 1.0 PY All specifications are subject to change without notice. All sales subject to standard terms and conditions. ©2022 Ashcroft Inc. 402-403_seal_RevB_04-21-22 ashcroft.com info@ashcroft.com 1.800.328.8258 2 of 4 402/403 All-Welded Flanged Diaphragm Seal Data Sheet

ORDERING CODE Example: 50 402 S S 02T XCK PU 150 RF Process Connection Size 50 - ½ NPS 50 75 - ¾ NPS 10 - 1 NPS 15 - 1½ NPS 20 - 2 NPS 30 - 3 NPS Seal Type 402 - All-welded seal, flanged process connection without flushing port 402 403 - All-welded seal flanged process connection with flushing port Diaphragm Material S - 316L SS S H - Hastelloy ® C-276 J - Hastelloy ® C-22 U - Tantalum (Only available with Monel ® top and lower housing) G - Hastelloy ® B P - K-Monel® (Only available with Monel ® top and lower housing) TI - Titanium (Only available with a Titanium top and lower housing) Bottom Housing Material S - 316L SS S H - Hastelloy ® C-276 J - Hastelloy ® C-22 M - Monel® (Includes Monel ® top housing standard) Ti - Titanium (Includes Titanium top housing standard) Instrument Connection Size 02T - ¼ NPT Female 02T 04T - ½ NPT Female Options (if choosing option(s) must include an “X”) X__ Fill Fluid (See Table 2 on page 2 for more available fluids) CK - 50 cSt Silicone Optional Features PU - Pipe plug for flushing connection (403 only) PU SE - SS rings and bolts 6B - Cleaned for oxygen service DB - Dual ½ NPT flushing connections (403 only, 1˝ and larger process connections) DU - Instrument welded to seal W1 - Dye penetrant testing Flange Rating 150 - 150 class ASME 150 300 - 300 class ASME 600 - 600 class ASME 900 - 900 class ASME 1500 - 1500 class ASME 2500 - 2500 class ASME (Available on request) Flange Types - (contact Ashcroft for alternate flange types) RF - Raised face RF RJ - Ring joint FF - Flat face All specifications are subject to change without notice. All sales subject to standard terms and conditions. ©2022 Ashcroft Inc. 402-403_seal_RevB_04-21-22 ashcroft.com info@ashcroft.com 1.800.328.8258 3 of 4 402/403 All-Welded Flanged Diaphragm Seal Data Sheet