Seat Material Comparison

SWI

Trunnion Mounted 2 or 3 Piece Split Body Ball Valves Series CS and CT

VALVE CO., LTD. STATIC / SHORT PERIODS MATERIAL TEMP. C MIN. MAX. -40 +120 -100 +180 - 100 +260 -200 +230 -200 +230 -200 +160 -15 +230 -46 +210 -20 +230 -30 +150 -46 +200 -60 +250 -60 +200 -200 +230 TEMP. F MIN. MAX. -40 248 -148 356 -148 500 -328 446 -328 446 -328 320 -5 446 -50.8 410 -4 446 -22 302 -50.8 392 -76 482 -76 392 -328 446 OPERATING CONDITIONS TEMP. C MIN. MAX. -40 +100 -100 +150 - 100 +235 -200 +204 -100 +204 -200 +130 -10 +200 -40 +180 -10 +210 -30 +120 -25 +160 -60 +200 -60 +180 -200 +200 TEMP. F MIN. MAX. -40 212 -148 302 -148 455 -328 399 -148 399 -328 266 14 392 -40 356 14 410 -22 248 -13 320 -76 392 -76 356 -328 392 CLASS / RATING SEAT 1500 2500 2500 300 600 2500 n/a n/a n/a n/a n/a n/a n/a n/a SEAL n/a n/a n/a n/a n/a n/a 2500 2500 2500 2500 2500 2500 2500 2500

PRESSURE / TEMPERATURE LIMITS SOFT SEAT INSERT & SEALS

NYLON 6 NYLON 6.12 / API GRADE PEEK R-PTFE (15% Filled) R-PTFE (25% Filled) PCTFE FKM A & B (Viton) FKM GLT (Viton) FKM AED (Viton) NITRILE HNBR AED Grade SILICONE FLUOROSILICONE PTFE + Elgiloy Spring

Temperaturelimitationsmayvarybetweenmanufacturergrades;alwaysconsultwithSWITechnicalifindoubt.

SWI reserve the right to change the contents without notice

SWIBTM-0001-EN-00

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