阀门资料.ppt

;H H VALVES LIMITED;Full Product RangeSteam Hot Water Service;Parallel Slide Gate ValvesAdvantages;Forged Steel 800 Class;H H Valves are all designed manufactured under ISO 9001(2000) and are European PED certified All sub contractors and foundries are certified to ISO 9001(2000) and PED All certification is by European Bodies (Lloyds, TUV, Bureau Veritas) ;Engineered Quality;Low Pressure Bolted Bonnet Parallel Slide Gate Valves;Stock Made to Order Range;800 Class forged, bolted bonnet PSV;?” – 2” - 800 Class Welded Construction;Low Pressure, bolted bonnet Cast Parallel Slide Valve;Low Pressure Parallel Slide Gate Valves;Standard Gasket Types and Materials;Tanged Graphite Gasket150 class gate valves;Spiral wound gasketASME 300 class valves;Soft Iron Ring Joint SealASME 600 class;Gland Packing;10” PSV 600 class with Auma Actuator;High Pressure, Parallel Slide Valves “Pressure Seal ” Design;Pressure Seal ValvesSmall bore forged;Pressure Seal Detail;High Pressure Valves Pressure seal design detail;Pillar design Stem stop or crosshead Acts as a position indicator and stops stem rotating. Gland Packing, preformed graphite rings. Easily adjustable Cup and cone if required for low emissions ;High Pressure ValvesCast Steel;Part of the HH Valves Quality System and Procedures require Non Destructive Examination (NDE) to be carried out by qualified professional engineers in the UK. HH Valves Ltd. have appointed NBE Ltd., as their in house specialist for all forms of NDE testing and reporting. Positive Material Identification (PMI). Recorded and certified results All other methods are to the standards set down in, ASME B16,34 Special Class Para 8 Appendix I is Radiography (RT) Appendix II is Magnetic Particle Examinatio(MPI) Appendix III is Liquid Penetrant LPI Appendix IV is Ultrasonic Examination (UT) www.nbeco.co.uk;10” 1690 class full bore parallel slide valve, prepared for actuator;Comparison of full bore (FB) and reduced bore (PB) 1000 class valves;Disc Re