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Model Gratite Seat Hi-Temp
Brand: KTMKTM Gratite seat ball valve operates across an impressive range of temperatures, boasts outstanding performance and a reliability, making it ideal for high pressure, anti-corrosion and other key process lines.
Features- Hard graphite with excellent self-lubrication and anti-corrosion properties is adopted to the seat and flexible graphite to the cushion seal.
- Hard graphite seats and the graphite packing ensure a wide operating temperature range from -29°C to 500°C.
- Gratite offers superior cost effectiveness in comparison to the metal seated valves.
- High resistance to thermal shock prevents the cracking caused by thermal shock seen in ceramics.
- With high conductivity, Gratite® has an anti‑static function.
- Blowout-proof stem (ASME Class 600 optional).
- A two-piece body construction makes maintenance easier.
- The product features a fire safe design.
- Easy actuator mounting.
- It can be used for both flow directions (ASME Class 600, DN50 to DN100 is unidirectional flow).
- Gratite boasts outstanding sealing characteristics.
Specifications
Brand
Approvals & Certifications
- Fire Safe, CE, NACE, SIL Capable, PED
Body Design
- Side Entry, Long Pattern
End Connection
- Flanged
Material
- 316 Stainless Steel, Alloy, Carbon Steel
Media
- Steam, Mineral Oil, Fuel Oil, Air, Inert Gas, Air
Pressure Class
- ASME
Process Connection Type
- CL600 RF, Class 300 RF, Class 150 RF, 600 RF, 300 RF, 150 RF
Seat / Seal Type
- Ball
Shutoff Class
- API 598, Class VI (FCI 70-2), Zero Leakage
Standards
- ASME B16.34, API 608
Valve Size
- NPS 1 / DN 25, NPS 1/2 / DN 15, NPS 1-1/2 / DN 40, NPS 2 / DN 50, NPS 2-1/2 / DN 65, NPS 3/4 / DN 20, NPS 3 / DN 80, NPS 4 / DN 100
Valve Size Standard
- DN, NPS
Valve Type
- Ball, Ball Valve, Floating Ball Valve
- Cogeneration
- Clean Steam
- Refining
- Reactors
- HRSG
- High Temp
- Heating Equipment
- Blower
- Heater-Treater