ENGINEERING FEATURES,STYLE 4500,SIZES 3 12,ACTUATOR MOUNTING PAD STAINLESS STEEL SHAFT. M H Style 4500 Butterfly Valves come One piece shaft of stainless steel. standard with an integrally cast meets or exceeds AWWA C504 Class. actuator mounting pad machined and 150B 304 stainless steel Class 250B. drilled in accordance with ISO 5211 630 stainless steel Other options are. and MSS SP 101 This allows for direct available,mounting of manual and automated. actuators without the need of additional SELF ADJUSTING PERMANENT. pieces or adapters providing a more PACKING, compact and rigid arrangement Self adjusting chevron type seal that. increases the sealing force with the,VALVE BODY increase in line pressure Accessible. M H Style 4500 Butterfly Valve Bodies without dismantling the valve per. consist of heavy duty ASTM A536 AWWA C504,Ductile Iron that are designed to meet. or exceed the latest revision of TORQUE PLUG,AWWA C504 Full metal to metal contact vane to. shaft connection utilizing a stainless,SEALING SYSTEM steel torque plug. EPDM rubber is vulcanized to a 304,stainless steel ring and attached to the. vane utilizing self locking stainless OFFSET VANE DESIGN. steel cap screws The body ring seat Heavy duty A536 Ductile Iron meets or. is composed of 316 stainless steel exceeds AWWA C504. forming an uninterrupted 360 degree, seal The M H Style 4500 Butterfly LIFETIME BEARINGS. Valve vane rubber seat ring is easily Nylon bearings are sized to meet or. field replaceable exceed the AWWA C504 specification. for axial pressure loads The bearings,are self lubricating and require no. maintenance,DUCTILE IRON HOUSING OVERLOAD PROTECTION. Includes a four bolt ISO 5211 Up to 450 ft lbs of input torque. MSS 101 compliant connection protection to prevent damage to the. valve and actuator,LEVER TRAVELING NUT,Ductile Iron construction precision SEALS. machined to transmit torque Actuator is fully greased and utilizes. seamlessly Contains multiple keyways a reusable rubber gasket to seal the. to change the opening direction housing cover and O rings to seal the. POSITION STOP NUTS input shaft,Factory preset internal adjusters. prevent the actuator from going 360 ROTATION, beyond the open and closed positions Actuator can be mounted in 90 degree. of the valve increments for easy installation and,operation without the need of adapter. plates and additional parts,MODEL 450 TRAVELING NUT ACTUATOR SIZES 3 12. ENGINEERING FEATURES,STYLE 4500,SIZES 14 24,ACTUATOR MOUNTING PAD. M H Style 4500 Butterfly Valves come,standard with an integrally cast. actuator mounting pad machined and STAINLESS STEEL SHAFT. drilled in accordance with ISO 5211 Two piece shaft of stainless steel. and MSS SP 101 This allows for direct meets or exceeds AWWA C504 Class. mounting of manual and automated 150B 304 stainless steel Class 250B. actuators without the need of additional 630 stainless steel Other options are. pieces or adapters providing a more available,compact and rigid arrangement. SELF ADJUSTING PERMANENT,VALVE BODY PACKING, M H Style 4500 Butterfly Valve Bodies Self adjusting chevron type seal that. consist of heavy duty ASTM A536 increases the sealing force with the. Ductile Iron that are designed to meet increase in line pressure Accessible. or exceed the latest revision of without dismantling the valve per. AWWA C504 AWWA C504,OFFSET VANE DESIGN TORQUE PLUG. Heavy duty A536 Ductile Iron meets or Full metal to metal contact vane to. exceeds AWWA C504 shaft connection utilizing a stainless. steel torque plug,SEALING SYSTEM, EPDM rubber is vulcanized to a 304 LIFETIME BEARINGS. stainless steel ring and attached to the PTFE filled fiber bearings are sized. vane utilizing self locking stainless to meet or exceed the AWWA C504. steel cap screws The body ring seat specification for axial pressure loads. is composed of 316 stainless steel The bearings are self lubricating and. forming an uninterrupted 360 degree require no maintenance. seal The M H Style 4500 Butterfly,Valve vane rubber seat ring is easily. field replaceable,LEVER OVERLOAD PROTECTION, Ductile Iron construction precision Up to 450 ft lbs of input torque against. machined to transmit torque the stops open close to prevent. seamlessly Contains multiple keyways damage to the valve and actuator. to change the opening direction,POSITION STOP,SEAL Factory preset prevents the actuator. Permanently lubricated and sealed from going beyond the open and. to protect from the elements and closed positions of the valve. groundwater,360 ROTATION, DUCTILE IRON HOUSING Actuator can be mounted in 90 degree. Includes a four bolt 14 20 or increments for easy installation and. eight bolt 24 ISO 5211 MSS 101 operation without the need of adapter. compliant connection plates and additional parts,MODEL 1250 TRAVELING NUT ACTUATOR SIZES 14 24. ENGINEERING FEATURES,STYLE 1450,SIZES 30 54 STAINLESS STEEL SHAFT. Two piece shaft of stainless,steel meets or exceeds. BEARINGS AWWA C504 Class 150B 304, Generously sized stainless stainless steel Class 250B. steel backed Teflon bearings 630 stainless steel Other. provided on operator and options are available,thrust ends are self lubricated. providing low friction support O RING CARTRIDGE, for the life of the valve No Maximum shaft sealing. maintenance is required efficiency with a non,adjustable bronze O ring. OFFSET VANE DESIGN cartridge,Newly engineered vane. provides large free flow area TAPER PINS, without sacrificing vane Full metal to metal contact. strength Vane construction is vane to shaft connection is. of A536 Ductile Iron to meet or accomplished by stainless. exceed AWWA standard C504 steel taper pins secured with. stainless steel lock bolts,VALVE BODY,Heavy duty ASTM. A536 Ductile Iron body,designed and manufactured,to meet or exceed AWWA. standard C504,SEALING SYSTEM,EPDM rubber is vulcanized. to a 304 stainless steel ring,and attached to the vane. utilizing self locking stainless,steel cap screws The body. ring seat is composed of 316,stainless steel forming an ADJUSTABLE THRUST. uninterrupted 360 degree seal BEARING, The M H Style 4500 Butterfly Bronze thrust bearing. Valve vane rubber seat ring is accurately centers vane. easily replaced in the field in valve body Accurate. alignment is held in installation,OVERLOAD PROTECTION position Factory adjusted for. Up to 450 ft lbs of input torque the life of the valve. against the stops open close,to prevent damage to the valve POSITION STOP. and actuator Factory preset external,adjusters prevent the actuator. DUCTILE IRON HOUSING from going beyond the open, Proven strength permanently and closed positions of the. lubricated and sealed to valve,protect from the elements. and groundwater LEVER,Ductile Iron construction,precision machined to transmit. torque seamlessly Contains,multiple keyways to change the. opening direction, MODEL 2200 30 36 AND MODEL 4350 42 TRAVELING NUT ACTUATOR. RECOMMENDED SPECIFICATIONS,AWWA CLASS 150B AND 250B BUTTERFLY VALVES. STYLE 4500 SIZES 3 12 STYLE 1450 SIZES 30 54,Consult M H for sizes larger than 54 inches. 1 All butterfly valves shall be of the rubber seated 6 The valve seat will be attached to the valve vane. tight closing type They shall meet or exceed AWWA by Type 304 stainless steel self locking fasteners. standard C504 latest edition Class 150 or Class 250 The valve seat must be easily field adjustable and. All valves shall be M H 4500 1450 butterfly valves or replaceable without any special tools or lengthy. approved equal curing time, 2 Both ends shall be AWWA C111 mechanical joint or per 7 Valve shaft seals shall be of the chevron type for 3 24. flanged ASME B16 1 or as otherwise noted on plans and O ring type for 30 inches and larger utilizing the. and specs same elastomer as specified for the valve seats and the. 3 Valve shafts shall be ASTM A276 Type 304 stainless intended service All valve shaft seals must be easily. steel for Cl150 or ASTM A564 Type 630 stainless steel field replaceable. for Cl250 Each valve shaft shall be of a one piece 8 Valve actuator shall be of the traveling nut type. design for valves 12 inches and smaller and a two sealed and lubricated for underground or in plant. piece design for valves 14 inches and larger Valve service Operator shall be capable of withstanding an. shafts shall have a minimum diameter extending overload input torque of 450 ft lbs at full open or full. through the valve bearings and into the valve disc as closed position without damage to the valve operator. specified in AWWA C504 All valve shafts must meet or Operators for valves 14 inches and larger must have. exceed the minimum connection torque requirement a 304 stainless steel external stop limiting device and. set forth in AWWA C504 travel adjustment The travel adjustments must be able. 4 Valve body and vane shall be high strength Ductile Iron to be operated without removing the valve from the. to ASTM A536 with ASTM A276 Type 316 stainless steel line All valve actuators must be sized per AWWA C504. body seats Certification of proof of design and torque requirements. shall be submitted to the owner upon request, 5 Rubber valve seats shall be a full circle 360 degree. seat not penetrated by the valve shaft Valve seat shall 9 Handcrank handwheel or chainwheel All manual. be EPDM operators for service other than underground shall have. a position indicator and shall be totally enclosed and. permanently lubricated Actuators shall be designed to. produce the required operating torque with a maximum. rim pull of 80 lb on handwheel or chainwheel and a. maximum input of 150 ft lb on operating nuts, 10 Cylinder Cylinder operator shall be of the base. mounted configuration Cylinder barrel shall be of, molybdenum disulfide lined glass fiber reinforced epoxy. tubing to provide a corrosion free self lubricated. high strength barrel Rod seal shall be of urethane. molybdenum disulfide filled to provide a self lubricated. long life seal, 11 The valve interior and exterior surfaces shall be coated. in accordance with the latest revisions of AWWA C504. and must be NSF 61 Certified,ACCESSORIES OPTIONS,FLOOR STANDS MOTOR OPERATOR. F5500 N R S,F5505 N R S Indicating,FLOOR BOX CYLINDER OPERATOR. F5695 Bushed to meet stem,Diameter Spec,Max Length 12. Max Stem Diameter 2 1 4,STEM GUIDES,T HANDLE VALVE EXTENSION STEMS. WRENCHES Up to 2 1 4 diameter any,SIZE MIN LENGTH MAX LENGTH. F2550 Rigid Wrench length,1 2 1 2 17,Distance from wall. COMMITTED TO ENVIRONMENTAL RESPONSIBILITY, M H Valve Company is committed to protecting our natural resources through environmentally responsible. manufacturing practices including the use of 80 recycled content in our hydrants and valves. 605 West 23rd Street,POCKET ENGINEER,Anniston AL 36201. Ph 256 237 3521,Available for iOS Android REVISION A 2018. or online at pe mcwane com,Fx 256 741 6253,MH Valve com.
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7.9 I have participated in a wilderness search and rescue operation (training or real). 7.10 I know what specialized equipment is required in my field first aid kit based upon my activities, skill level and certification, and I know how to use and care for the equipment. EMERGENCY AID SKILLS Competencies 7