High Performance Butterfly Valves 2 Way Way 2-20 Bray MK Series High Performance Butterfly Valves ANSI Class 150 and 300

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1 ray MK Series High Performance utterfly Valves NSI lass 10 and 00 High Performance utterfly Valves 2 Way 2 20 Way 2 20 /2/1 The ray Mcannalok MK Series high performance butterfly valves set the quality and design standard by which all other high performance valves are measured. The MK Series is ideally suited to high pressure, high temperature, and high cycle HV applications as well as mission critical HV applications. vailable in NSI lass 10 ratings, both 2way and way, and NSI lass 00 ratings in 2way configurations, ray s MK Series valves are provided with a wide variety of direct mount ray electric and pneumatic actuators and accessories. ll valves are tested for bubble tight closeoff to PI 9 standards at maximum rated differential pressure. eatures and enefits ouble Offset Stem/isc esign Reduced seat wear, zero leakage, and low torque lowout Proof Stem Safety and ease of use nergized RT Seat Zero leakage, self adjusting for wear and easily field replaceable Pressure ssisted, but not Pressure ependent Seat esign Optimal performance and sealing at high or low differential pressures djustable PT Packing Packing can be adjusted while the valve is in service ead nd Rating qual to Nominal Pressure Rating llows the control valve to also function as an isolation valve H1

2 HP V Specifications Recommended Specifications for ray MK Series High Performance Valves Valve Type: ray MK Series High Performance or approved equal. ody: Shall be one piece wafer, lug or double flanged design with extended neck to allow for 2" of piping insulation. Material shall be arbon Steel, Stainless Steel or other as specified. lange hole drilling per international flange standard as specified. Provided with top and bottom stem bearings for stem support consisting of a Stainless Steel shell with a T/glass fiber liner bearing surface. quipped with an externally adjustable stem packing system that allows packing adjustment without removing the actuator. Internal overtravel stop shall be provided to prevent overtravel of the disc and minimize possible seat damage. isc: Material shall be Stainless Steel or other as specified. isc edge shall be hand polished for minimum torque and maximum sealing capability. Stem: Shall be a onepiece design. Material shall be a 17PH Stainless Steel or other as specified. Shall be provided with a blowout proof stem retention system to assure full retention of the stem in the unlikely event of an internal stem failure Seat: esign shall consist of a resilient energizer totally encapsulated by the PT seat. Seat retainer shall be fullfaced and firmly attached by bolts located out side of the sealing area to protect them from corrosion. The seat assembly shall be locked in the body recess by the fullfaced seat retainer. The seat shall be selfadjusting for wear and temperature changes. Shall easily field replaceable. Pressure Ratings: Valve shall be rated for bidirectional tight shutoff at full pressure rating for liquid and derated for steam. Valve shall be tested to tight shutoff per PI 9 requirements. idirectional Service (With downstream flanges and disc in closed position): ll ray MK Series Valves NSI 10 Liquid: 2 1/2" 20" (mm 00mm) psi (20 ar) Steam: On/Off pplication 10 psi ( bar) Modulating 0 psi (. bar) NSI 00 Liquid: 2 1/2" 20" (mm 00mm) 70 psi (0 ar) eadnd Service (No downstream flanges and disc in closed position): ll ray MK Series Lug and ouble langed Valves NSI /2" 20" (mm 00mm) psi (20 ar) NSI /2" 20" (mm 00mm) 70 psi (0 ar) H2

3 HP V Specifications utterfly Valves Series 1/1 eatures MK Series High Performance utterfly Valve Specifications Service Hot Water, hilled Water, ondenser Water, Steam ody Style Lug, 2way for NSI 10 and NSI 00 flanges; way for NSI 10 flanges only Range 21/2" through 20" (N 0 to 00) low haracteristic lose Off Pressure Liquid Max Steam Pressure Leakage Maximum luid Velocity low oefficients luid Temperature Limits ody Materials isc (other materials Seat available upon Packing request) Stem Tee Modified qual Percentage NSI 10 PSI (20 R) NSI PSI (0 R) On/Off pplications 10 PSI ( R) Modulating pplications 0 PSI (. R) ubble tight at rated maximum differential pressure 0 ft/second (9 m/second) See Table on H6 Water 0 to 00 (0 to ) arbon Steel Stainless Steel RT PT (adjustable) 17 Stainless Steel uctile Iron (Way NSI 10 valves only) These performance specifications are nominal and conform to generally acceptable industry standards. ray ontrols is not liable for damages resulting from misapplication or misuse of its products. Pressure PSIG Pressure/Temperature harts NSI 10 Temperature Temperature NSI 00 Temperature Pressure ar Pressure PSIG Pressure ar Seat uncompressed as disc approaches. isc in closed position: no line pressure Temperature enterline of Stem enterline of Valve isc in Open Position isc in closed position: line pressure applied from the left. isc in closed position: line pressure applied from the right. *RT is the common designation for RPT as supplied by ray. ody 1st Offset or over 0 years the reliability of the ray MK Series has been conclusively proven, both in lab tests and thousands of field applications. fter a test of over 0,000 cycles at 720 psi, the seat remained in excellent condition, continuing to provide a bidirectional bubble tight seal. ven after more than 7,000 cycles at 2 psi, the Series 0 still sealed bubble tight in both directions. Seat Stem 2nd Offset isc in losed Position H

4 HP V Materials of onstruction MTRILS O ONSTRUTION Item Name Material 1 ody Stainless Steel, STM 1 GR M arbon Steel, STM 2 GR W / GR 70 2 isc Stainless Steel, STM 1 GR M Standard with lectroless Nickel Plating on disc edge IR S Stem 17 PH SS, STM 6Type 60 Taper Pins 17 PH SS, STM 6Type 60 isc Spacers Stainless Steel, STM 276 Type 6 earing ssembly Stainless Steel with T & Glass abric Liner 7 Gland Ring Stainless Steel, STM 276 Type Stem Seal PT rings plus 1 arbon iber ring Standard Valve lexible Graphite rings IR S 9 Thrust Washer Stainless Steel, STM 276 Type Retaining Ring 1 Stainless Steel 11 Gland Retainer Stainless Steel, STM 1 M arbon Steel, STM 2 GR W / GR Stud Stainless Steel, STM 19M 1 Lock Washers 1 Stainless Steel 1 Hex Nut 1 Stainless Steel 1 Seat ssembly RT^ with Silicone Rubber nergizer Seat Retainer Plate Stainless Steel, STM 1 M /20 arbon Steel, STM 2 GR W / GR ap Screws 1 Stainless Steel lloy Steel 1 Gasket PT Standard Valve lexible Graphite IR S 19 Locating Plug Stainless Steel, STM 276 Type /20 arbon Steel, Phosphate oated 20 Mounting Plate 1 Stainless Steel arbon Steel, Phosphate oated 21 ap Screws 1 Stainless Steel lloy Steel Lock Washers 1 Stainless Steel lloy Steel 21 xploded View Series Not Shown: ellville Washer and Grounding Washer: 1 Stainless Steel, for 1" " lass 10, 1" " lass 00 ^ RT is supplied by ray as RPT (reinforced polytetrafluoroethylene). Other materials are available, please consult factory for your specific application. 1 2 lowout Proof Stem H

5 HP V v Values NSI 10 and NSI 00 NSI 10 Series 1 v Values Valve isc Position (degrees) in. mm / NSI 00 Series v Values Valve isc Position (degrees) in. mm / v is defined as the volume of water in U.S.G.P.M. that will flow through a given restriction or valve opening with a pressure drop of one (1) p.s.i. at room temperature. Recommended control angles are between 2 70 open. Preferred angle for control valve sizing is 60 open. H

6 HP V imensions NSI 10 and NSI 00 NSI 10 (Series 1) LUG T Valve In. mm. 21/ Mounting ata Lug olt ata Weights No. Holes Hole ia. No. Holes Hole ia. Lug ⅝ ⅝ ⅝ ¾ ¾ ¾ ⅞ ⅞ x x x ⅛ x ⅛ G H ** J K L NSI 00 (Series ) LUG T Valve Mounting ata Lug olt ata Weights G H** J K L In. mm. No. Holes Hole ia. No. Holes Hole ia. Lug 21/ x ¾ ¾ ¾ ¾ ¾ ⅞ x ⅛ x.9.62x ⅛ 1 ¼ x.62.7x ¼ 1 ¼ 6 6 imensions are in inches and weights in lbs. ØG J G H **H=lats K H (=) (=) H **H=Keyway Lug olting K L dimension is absolute minimum pipe I at valve face (without gasket). H6 Mounting

7 utterfly Valves Series 1/1 imensions HP V imensions 2Way NSI 10 w/ ommercial lectric ctuators imensions (Valve ody) 2Way HP V imensions, 21/2 Series 1 utterfly Valves (NSI lass 10) Valve MKL2_02 MKL2_00 MKL2_00 in. mm 21/2 0 0 v Lug olting ata Weight 1 Holes Threads lbs. kg / / /11 6 N=Normally Open / =Normally losed 1 Weights shown are for cast steel lug valve bodies only. imensions (ommercial ctuators) ommercial ctuator imensions Number Largest ctuator imension Shown G H Weight lbs S R Series ual S ual G. H or ctuator Removal or ctuator Removal H7

8 HP V imensions Way NSI 10 w/ ommercial lectric ctuators imensions (Valve ody) Way HP V imensions, 21/2 Series 1 utterfly Valves (NSI lass 10) Valve MKLX02 MKLX00 MKLX00 in. mm 21/2 0 0 v Lug olting ata Weight 1 Holes Threads lbs. kg / / /11 6 X=onfiguration number,for Way 1 Weights shown are for cast steel lug valve bodies only. dd.12 (1/ ) to the length for gasket width where the valves meet the tee. imensions (ommercial ctuators) ommercial ctuator imensions Way Tee Weights Number ual S 7. ual 7. R Series.1 Largest ctuator imension Shown. or ctuator Removal G Weight lbs in. mm / Weight lbs or ctuator Removal G H

9 utterfly Valves Series 1/1 Materials of onstruction HP V imensions 2Way NSI 10 w/ Industrial lectric ctuators imensions (Valve ody) 2Way HP V imensions, 21/2 20 Series 1 utterfly Valves (NSI lass 10) Valve MKL2_02 MKL2_00 MKL2_00 in. mm 21/2 0 0 v Lug olting ata Weight 1 Holes Threads lbs. kg / / /11 6 MKL2_ / MKL2_ / MKL2_ / 7 9 MKL2_ /9 1 0 MKL2_ /9 MKL2_ MKL2_ MKL2_ / MKL2_ N=Normally Open / =Normally losed 20 11/ 21 1 Weights shown are for cast steel lug valve bodies only. imensions (Industrial lectric ctuators) Industrial ctuator imensions Number G H Weight lbs / /001/ / U U Largest ctuator imension Shown LLOW.00 OR OVR RMOVL H G 1.6 H9

10 HP V imensions 2Way NSI 00 w/ Industrial lectric ctuators imensions (Valve ody) 2Way HP V imensions, 21/2 20 Series utterfly Valves (NSI lass 00) Valve in. mm v Lug olting ata Weight 1 Holes Threads lbs. kg. MKL2_2 21/2 0 7 MKL2_ / 6.6 / 0 1 MKL2_ / 6 MKL2_ MKL2_ / / MKL2_ /9 7 9 MKL2_ MKL2_12 MKL2_ / / MKL2_ / MKL2_ / 6 9 MKL2_ N=Normally Open / =Normally losed / Weights shown are for cast steel lug valve bodies only. imensions (Industrial ctuators) Industrial ctuator imensions Number G H Weight lbs / /001/ / U Largest ctuator imension Shown LLOW.00 OR OVR RMOVL H G 1.6 H

11 HP V imensions Way NSI 10 w/ Industrial lectric ctuators imensions (Valve ody) Way HP V imensions, 21/2 20 Series 1 utterfly Valves (NSI lass 10) Valve in. mm v Lug olting ata Weight 1 Holes Threads lbs. kg. MKLX02 21/ /11 MKLX MKLX / / MKLX MKLX / 9.0 / MKLX / 7 9 MKLX MKLX / / MKLX MKLX MKLX / MKLX / 21 onfiguration Number for Way 1 Weights shown are for cast steel lug valve bodies only. dd.12 (1/ ) to the length for gasket width where the valves meet the tee. imensions (Industrial lectric ctuators) Industrial ctuator imensions Number Largest ctuator imension Shown G H Weight lbs / U U LLOW.00 OR OVR RMOVL Way Tee Weights in. mm / Weight lbs Includes racket G H H11

12 HP V imensions 2Way NSI 10 w/ Pneumatic ctuators imensions (Valve ody) 2Way HP V imensions, 21/2 20 Series 1 utterfly Valves (NSI lass 10) Valve MKL2_02 MKL2_00 MKL2_00 in. mm 21/2 0 0 v Lug olting ata Weight 1 Holes Threads lbs. kg / / /11 6 MKL2_ / MKL2_ / MKL2_ / 7 9 MKL2_ /9 1 0 MKL2_ /9 MKL2_ MKL2_ MKL2_ / MKL2_ N=Normally Open / =Normally losed 20 11/ 21 1 Weights shown are for cast steel lug valve bodies only. imensions (Series 92/9 Pneumatic ctuator) Series 92/9 imensions Number 92/ G H ouble cting Weight lbs Spring Return 7..1 VP Pneumatic Positioner / / / / / / S0 Switch ox imensions are in Inches.0 H G 1.90 or ctuator Removal Series 6 lectro Pneumatic Positioner H12

13 HP V imensions 2Way NSI 00 w/ Pneumatic ctuators imensions (Valve ody) 2Way HP V imensions, 21/2 20 Series utterfly Valves (NSI lass 00) Valve in. mm v Lug olting ata Weight 1 Holes Threads lbs. kg. MKL2_2 21/2 0 7 MKL2_ / 6.6 / 0 1 MKL2_ / 6 MKL2_ MKL2_ / / MKL2_ /9 7 9 MKL2_ MKL2_12 MKL2_ / / MKL2_ / MKL2_ / 6 9 MKL2_ N=Normally Open / =Normally losed / Weights shown are for cast steel lug valve bodies only. imensions (Series 92/9 Pneumatic ctuator) Series 92/9 imensions Number 92/ Weight lbs G H ouble cting Spring Return 7..1 VP Pneumatic Positioner / / / / / / S0 Switch ox imensions are in Inches.0 H G 1.90 or ctuator Removal Series 6 lectro Pneumatic Positioner H1

14 HP V imensions Way NSI 10 w/ Pneumatic ctuators imensions (Valve ody) Way HP V imensions, 21/2 20 Series 1 utterfly Valves (NSI lass 10) v Valve in. mm MKLX02 21/ Lug olting ata Weight 1 Holes Threads lbs. kg..0 /11 MKLX MKLX / / MKLX MKLX / 9.0 / MKLX / 7 9 MKLX MKLX / / MKLX MKLX MKLX / MKLX / 21 onfiguration Number for Way 1 Weights shown are for cast steel lug valve bodies only. dd.12 (1/ ) to the length for gasket width where the valves meet the tee. imensions (Series 92/9 Pneumatic ctuator) Series 92 imensions Number 920 G H Weight lbs Series 9 imensions Number G H ouble cting x..07 Weight lbs Spring Return 7. VP Pneumatic Positioner x x * x x x S0 Switch ox * x* imensions are in Inches *Largest dimension shown imensions are in Inches *Largest dimension shown Way Tee Weights Series 6 lectro Pneumatic Positioner in. mm / Weight lbs or ctuator Removal.0 Includes racket G.7 H H1

15 HP V 2 Way NSI 10 ommercial ctuators loseoff harts NSI lass 10, 2Way, On/Off or loating NonSpring Return Spring Return ctuator No. MKL2_02 MKL2_00 MKL2_00 loseoff v In. mm PSI T 2T R0260N20 2T S2 S2 S2 N = Normally Open / = Normally losed = Tandem ctuators Required NSI lass 10, Way, On/Off or loating NonSpring Return Spring Return ctuator No. loseoff v In. mm PSI MKLX02 MKLX00 MKLX T R0260N20 2T 2T S2 S2 X = onfiguration Number for Way = Tandem ctuators Required NSI lass 10, 2Way, Modulating NonSpring Return Spring Return ctuator No. loseoff v In. mm PSI MKL2_02 MKL2_00 MKL2_ M2 M2 R0260N0 M2 MS2 MS2 MS2 N = Normally Open / = Normally losed = Tandem ctuators Required NSI lass 10, Way, Modulating NonSpring Return Spring Return ctuator No. loseoff v In. mm PSI MKLX02 MKLX00 MKLX M2 R0260N0 M2 M2 MS2 MS2 X = onfiguration Number for Way = Tandem ctuators Required Note: The actuator sizes shown here are based on maximum valve pressure rating and Seat Retainer Upstream. or applications at lower pressure requirements, consult factory for smaller actuator choices. In accordance with the performance charts shown on Page H, closeoff pressure will change for fluid temperatures above 0 H1

16 HP V 2 Way NSI 10 & 00 loseoff harts High Performance NSI lass 10, 2Way ctuator No. MKL202 MKL MKL MKL200 MKL2060 MKL MKL20 MKL2120 MKL2 MKL20 MKL2 MKL00 v In. mm loseoff PSI UPSTRM w/seat Retainer OWNSTRM w/seat Retainer On/Off Modulating loseoff On/Off Modulating PSI SV SV SV SV SV SV SV SV SV SV SV SV SV SV SV SV SV SV SV SV SV U210 U210SV SV U210 U210SV The actuator sizes shown here are based on maximum valve pressure rating. Use Seat Retainer Upstream for Unidirectional loseoff. Use Seat Retainer ownstream for iirectional loseoff. or applications at lower pressure requirements, consult factory for smaller actuator choices. ctuators sized for 0 PSI air supply In accordance with the performance charts shown on Page H, closeoff pressure will change for fluid temperatures above 0 High Performance NSI lass 00, 2Way ctuator No. UPSTRM w/seat Retainer OWNSTRM w/seat Retainer v loseoff On/Off Modulating loseoff On/Off Modulating In. mm PSI PSI MKL MKL20 MKL20 MKL SV SV SV SV SV SV SV SV MKL206 MKL20 MKL SV 70001SV 70001SV SV 70001SV 7001SV MKL212 MKL SV 70100SV SV 700SV MKL2 MKL21 MKL U06 U06 700SV U06SV U06SV 70 U06 U06 U06 U06SV U06SV U06SV The actuator sizes shown here are based on maximum valve pressure rating. Use Seat Retainer Upstream for Unidirectional loseoff. Use Seat Retainer ownstream for iirectional loseoff. or applications at lower pressure requirements, consult factory for smaller actuator choices. ctuators sized for 0 PSI air supply In accordance with the performance charts shown on Page H, closeoff pressure will change for fluid temperatures above 0 H

17 HP V Way NSI 10 loseoff harts High Performance NSI lass 10, lectric Way, On/Off ctuator No. Series 70 loseoff v On/Off In. mm PSI MKLX02 MKLX00 MKLX00 MKLX00 MKLX060 MKLX00 MKLX MKLX MKLX MKLX MKLX MKLX U Series On/Off U210 U06 U06 X = onfiguration Number for Way The actuator sizes shown here are based on maximum valve pressure rating. Use Seat Retainer Upstream for Unidirectional loseoff. Use Seat Retainer ownstream for iirectional loseoff. or applications at lower pressure requirements, consult factory for smaller actuator choices. ctuators sized for 0 PSI air supply In accordance with the performance charts shown on Page H, closeoff pressure will change for fluid temperatures above 0 High Performance NSI lass 10, lectric Way, Modulating ctuator No. Series 70 loseoff v Modulating In. mm PSI MKLX02 MKLX00 MKLX00 MKLX00 MKLX060 MKLX00 MKLX SV SV SV SV SV SV 70001SV MKLX SV MKLX SV MKLX MKLX MKLX U Series Modulating U210SV U06SV U06SV X = onfiguration Number for Way The actuator sizes shown here are based on maximum valve pressure rating. Use Seat Retainer Upstream for Unidirectional loseoff. Use Seat Retainer ownstream for iirectional loseoff. or applications at lower pressure requirements, consult factory for smaller actuator choices. ctuators sized for 0 PSI air supply In accordance with the performance charts shown on Page H, closeoff pressure will change for fluid temperatures above 0 H17

18 HP V 2 Way NSI 10 & 00 loseoff harts High Performance NSI lass 10, 2Way, Pneumatic ouble cting ctuator No. MKL202 MKL MKL MKL200 MKL2060 MKL MKL20 MKL2120 MKL2 MKL20 MKL2 MKL00 loseoff v In. mm PSI UPSTRM w/seat Retainer OWNSTRM w/seat Retainer N.. N The actuator sizes shown here are based on maximum valve pressure rating. Use Seat Retainer Upstream for Unidirectional loseoff. Use Seat Retainer ownstream for iirectional loseoff. or applications at lower pressure requirements, consult factory for smaller actuator choices. ctuators sized for 0 PSI air supply In accordance with the performance charts shown on Page H, closeoff pressure will change for fluid temperatures above 0 High Performance NSI lass 00, 2Way, Pneumatic ouble cting ctuator No. UPSTRM OWNSTRM loseoff v w/seat Retainer w/seat Retainer In. mm PSI N.. N.. MKL MKL MKL MKL MKL MKL MKL MKL MKL MKL ontact ray The actuator sizes shown here are based on maximum valve pressure rating. Use Seat Retainer Upstream for Unidirectional loseoff. Use Seat Retainer ownstream for iirectional loseoff. or applications at lower pressure requirements, consult factory for smaller actuator choices. ctuators sized for 0 PSI air supply In accordance with the performance charts shown on Page H, closeoff pressure will change for fluid temperatures above 0 H1

19 HP V 2 Way NSI 10 loseoff harts High Performance NSI lass 10, 2Way, Pneumatic Spring Return ctuator No. UPSTRM OWNSTRM loseoff v w/seat Retainer w/seat Retainer In. mm PSI N.O. N.. N.O. N.. MKL2_ MKL2_ MKL2_ MKL2_ MKL2_ MKL2_ MKL2_ MKL2_ MKL2_ MKL2_ ontact ray ontact ray N = Normally Open / = Normally losed The actuator sizes shown here are based on maximum valve pressure rating. Use Seat Retainer Upstream for Unidirectional loseoff. Use Seat Retainer ownstream for iirectional loseoff. or applications at lower pressure requirements, consult factory for smaller actuator choices. ctuators sized for 0 PSI air supply In accordance with the performance charts shown on Page H, closeoff pressure will change for fluid temperatures above 0 High Performance NSI lass 00, 2Way, Pneumatic Spring Return ctuator No. UPSTRM OWNSTRM loseoff v w/seat Retainer w/seat Retainer In. mm PSI N.O. N.. N.O. N.. MKL2_ MKL2_ MKL2_ MKL2_ MKL2_ MKL2_ MKL2_ MKL2_ ontact ray ontact ray N = Normally Open / = Normally losed The actuator sizes shown here are based on maximum valve pressure rating. Use Seat Retainer Upstream for Unidirectional loseoff. Use Seat Retainer ownstream for iirectional loseoff. or applications at lower pressure requirements, consult factory for smaller actuator choices. ctuators sized for 0 PSI air supply In accordance with the performance charts shown on Page H, closeoff pressure will change for fluid temperatures above 0 H19

20 HP V Way NSI 10 loseoff harts High Performance NSI lass 10, Way, Pneumatic ouble cting ctuator No. loseoff v In. mm PSI Series 92 MKLX02 MKLX00 MKLX00 MKLX00 MKLX060 MKLX00 MKLX0 MKLX120 MKLX MKLX0 MKLX MKLX X = onfiguration Number for Way The actuator sizes shown here are based on maximum valve pressure rating and seat retainer upstream. or applications at lower pressure requirements, consult factory for smaller actuator choices. ctuators sized for 0 PSI air supply In accordance with the performance charts shown on Page H, closeoff pressure will change for fluid temperatures above 0 High Performance NSI lass 10, Way, Pneumatic Spring Return ctuator No. loseoff v In. mm PSI Series 9 MKLX02 MKLX00 MKLX00 MKLX MKLX060 MKLX00 MKLX MKLX MKLX MKLX0 MKLX ontact ray ontact ray MKLX ontact ray X = onfiguration Number for Way The actuator sizes shown here are based on maximum valve pressure rating and seat retainer upstream. or applications at lower pressure requirements, consult factory for smaller actuator choices. ctuators sized for 0 PSI air supply In accordance with the performance charts shown on Page H, closeoff pressure will change for fluid temperatures above 0 H20 20 ray International, Inc.