JC BALL VALVES

JC BALL VALVES

JC offers also a large range of metal seated ball valves for different services (slurries, pulp and liquors, high temperature, abrasive or sticking fluids, control).

• Bubble tight sealing up to 327 ºC and Class V up to 500 ºC
• Low coefficient of friction
• Excellent sliding and running properties
• Hardens the complete surface of ball and seats

WHY METAL SEATED BALL VALVES ?

• High temperatures: above 260 ºC the use of soft seats is not recommended.
• Abrasive media: even small particles can damage soft seats.
• High Velocity in opening/closing cycles: this action can perfectly deform the soft ring and destroy the seat.

GENEAL HIGHLIGHTS

• Full and Reduced bore.
• Floating and Trunnion mounted ball.
• Soft and Metal seats.
• Castings Quality as per ASME B16.34 Mandatory Appendix I to IV in ASME valves and Severity Levels S3-V3 to DIN 1690 and EN 10203 in EN-DIN valves.
• Polished ball Ra 1 in soft seated valves (in metal seated valves ball is lapped); grinded stem Ra 1.6.
• Full traceability of shell components, upon request, ball and stem as per EN 10204 3.1.
• Antistatic device integral with the stem.
• Viton A, Aflas or Kalrez primary stem seal an secondary graphite packing.
• NACE MR.01.75 wetted parts and bolting as Standard.
• Fire safe as standard construction ISO 10947 : 2004 and
• API 607 : 3rd, 4th, 5th edition.
• Fugitive emisions EN-ISO 15848-1.
• SIL 3 (Safety Integrity level 3).