Cast Steel Valve
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Cast Steel Valve

- Cast Steel Gate Valve
- Cast Steel Globe Valve
- Cast Steel Swing Valve

  • CAST STEEL VALVE
APPLIED PART SPECIFICATION
PRESSURE RATING ASME B16.34
FACE TO FACE (END TO END) ASME B16.10
FLANGE DIMENSION ASME B16.5/ASME B16.25
26” AND LARGER SIZE ASME B16.47 SER.A or B
TESTING API 598 / MSS-SP-41
BONNET BOLT ASTM A193
BONNET NUT ASTM A194
MARKING SYSTEM MSS-SP-25
WALL THICKNESS API 600
DESIGN FOR GATE API 600 / API 6D / BS 1414
DESIGN FOR GLOBE BS 1868
DESIGN FOR CHECK API 6D / BS 1868
  • CAST STEEL VALVE PRODUCTION
PART CAST STEEL VALVES STAINLESS STEEL VALVES
MAIN WCB WC6 LCB CF8M CF8
STANDARD TRIM 410 HALF 410 HALF 304 HALF 316 304
BODY A216-WCB A217-WC6 A352-LCB A351-CF8M A351-CF8
SEAT-RING A105+ST’L F182-F11+ST’L A182-LF2+ST’L A479-316 A479-304
WEDGE/DISC A216-WCB or
A217-CA15
A217-CA15 A351 CF8 A351-CF8M A351-CF8
STEM/HINGE PIN A479-410 A479-410 A479-304 A479-316 A479-304
GASKET AS ORDERED AS ORDERED
BONNET/COVER A216 WCB A217-WC6 A352-LCB A351-CF8M A351-CF8
BONNET BOLT A193-B7 A193-B16 A193-B7 A193-B8
BONNET NUT A194-2H A194-Gr.4 A194-2H A194-8
BACK SEAT-RING A479-410 A479-410 A479-304 A479-316 A479-304
GLAND PACKING AS ORDERED AS ORDERED
PACKING GLAND A479-410 A479-410 A479-304 A351-CF8M A351-CF8
GLAND FLANGE A105 A351-CF8
YOKE SLEEVE A439-D2C A439-D2C
HANDWHEEL A536 A536
HANDWHEEL NUT A576-1020 SILVER COATED A351-CF8
  • STANDARD PRODUCTION SPECIFICATION
  • DESIGN BASE
  • HLC’s cast steel valve are constructed with design of API 600, ASME B16.34 & API 6D. And It’s built up with BS 1873 additionally for Globe valve and Swing check valve with BS 1868.
  • STADARD CONSTRUCTION
  • Bolted Bonnet, Outside Screw & Yoke is applied to Gate & Globe valve basically. Non Rising Handwheel to be provided with Gate valve, Rising Handwheel to be provided with Globe valve. Bolted Cover, Outside Hinge Pin to be provided with Swing check valve.
  • SEAT RING & BACK SEAT RING
  • Seal welded seat ring and Threaded back seat ring type to be provided for cast steel valves. Integral seat ring and back seat ring type to be provided for stainless steel, special alloy valves.
  • TYPE OF GATE VALVE WEDGE
  • All Gate valves to be provided one piece Flexible wedge type or Double disc parallel slide type. In case of Globe, there are two kinds of option with swivel Plug disc type and Parabolic disc type.
  • GASKET
  • Reinforced fl at metal (stainless steel with solid or tangged) gasket to be provided Class 150 valves Spiral wound stainless steel hoop graphite filler gasket to be provided Class 300 & 600 valves In case of Ring Joint Type, we shall provide soft steel ring gasket with hexagonal section shape.
  • PACKING
  • Anti-exclusion square-braiding graphite fi ber top & bottom rings and pure graphite preformed packing to be provided all valves. In case of Low fugitive emission function, it shall be supplied with proper packing materials to meet the requirement.
  • SWING CHECK
  • Two kinds of design to be provided with Reduce Port based on BS 1868 and Full Port based on API 6D.