Ningbo Hengmin Lingtong Pneumatic Components &a...Ningbo Hengmin Lingtong Pneumatic Components & Set Co., Ltd. is one of the leading pneumatic components manufacturers and exporters in which a famous manufacturing area China. So sincerely hope establish business relations with you. 1) We have more than 15 years experience producing components, so we can ....Address:No.118,Baizhang East Road,Xikou Town,Fenghua, Ningbo, Zhejiang, ChinaProduct/Service:pneumatic components, air source treatment units, air filter, regulator, lubricator, all kinds of valves, solenoid valve, pneumatic valve, pneumatic cylinders, sc cylinder, thin type cylinder, and pneumatic accessories, pneumatic tube and fittings,,pneumatic components, air source treatment units, air filter, regulator, lubricator, all kinds of valves, solenoid valve, pneumatic valve, pneumatic cylinders, sc cylinder, thin type cylinder, and pneumatic accessories, pneumatic tube and fittings,Shanghai Nainai Valve Manufacture Co. Ltd.Shanghai Nainai Valve Manufacture Co., Ltd. is established in 1986. We are pride ourselves on a workforce of registered capital CNY 86.5 million, 380 people including 82 engineering technical personnel, 33, 300 square meters construction area, 280 sets sophisticated machining equipments. The output ....Address:No.121 feiyun Road, luojing Baoshan District, shanghai, ChinaProduct/Service:all kinds of valves,such as: steel ball valves,gate valves,check valves,globe valves,plug valves,butterfly valves,safety valves,oilfield valves and any valves of special type,ball valve,welded ball valve,Flanges & Pipe,Ball Valve,Gate Valve,Check Valve,Globe Valve,Plug Valve,Butterfly Valve,Safety Valve,Strainer,Forged Steel Valve,,all kinds of valves,such as: steel ball valves,gate valves,check valves,globe valves,plug valves,butterfly valves,safety valves,oilfield valves and any valves of special type,ball valve,welded ball valve,Flanges & Pipe,Ball Valve,Gate Valve,Check Valve,Globe Valve,Plug Valve,Butterfly Valve,Safety Valve,Strainer,Forged Steel Valve,THE DAVITE COMPANYThis supplier has not provided a Company Introduction yet..Address:MODI HOUSE, 14, RAJA NABA KRISHNA STREETProduct/Service:ALL KINDS OF, INDUSTRIAL AND LINED, VALVES, , TEFLONLINED VLVES,,ALL KINDS OF, INDUSTRIAL AND LINED, VALVES, , TEFLONLINED VLVES,M/s.Anandha Fabrications (CBE) Private LimitedWe, Anandha Fabrications (CBE) Pvt. Ltd., is pleased to introduce as the leading and fast upcoming manufacturers of process plant equipments spares. Our company based at industrial city Coimbatore. For last two decades we are catering our sincere service Govt Public sectors like BHEL, BEML, L&T, Heavy ....Address:1108, Meenakshi Nagar Lane, Thadagam RoadProduct/Service:All kinds of Industrial Heavy MS and SS Fabrication works as per Customers requirement. , Pressure Vessels, Butterfly Valves,,All kinds of Industrial Heavy MS and SS Fabrication works as per Customers requirement. , Pressure Vessels, Butterfly Valves,Shanghai Haoyun Electronic Co. LtdShanghai haoyun electronic co. Ltd. A professional machinery and metal parts manufacturer, with strict quality control process system, has now become an experienced competitive supplier in cnc router, plastic machinery, blades, steel seamless pipe auto etc. We provide all our products widely to ....Address:200 Sanxuan Road, Nanhui Town, Pudong New AreaProduct/Service:We produce cnc router, plastic machinery and all kinds of steel seamless pipe, auto metal parts. Iron & steel , Engine Valves,Plastic Machinery,Cutting Tools,Cnc Router,Stainless Steel Seamless Pipe,,We produce cnc router, plastic machinery and all kinds of steel seamless pipe, auto metal parts. Iron & steel , Engine Valves,Plastic Machinery,Cutting Tools,Cnc Router,Stainless Steel Seamless Pipe,El - AndalosThis supplier has not provided a Company Introduction yet..Address:Product/Service:we provide all kinds of, flanges valves, fittings pipe fittings, pipes and tubes, , non-standard flanges+ellipsoid dishes,,we provide all kinds of, flanges valves, fittings pipe fittings, pipes and tubes, , non-standard flanges+ellipsoid dishes,Aerotech Int'l Co., Ltd.Aerotech is a company-import/export industrial used valves,&relating components. Also accept buyer's request to offer -semiconductor's relating equyipments. Our products range very widespread - from: Traditional valves, tubing, cylinder, fitting solenoid valves/reducing ....Address:no.71,shih chuan 2nd rd,san-min dist.Product/Service:We Offer-All Kinds Of Industrial Used Components, Semiconductor-Bga, Csp, Solder Ball Line , 3.5MPa Hydraulic With Piston Sensing Cylinders,Boosters,Hydropneumatic Cylinders,10MPa Hydraulic Swing Clamp Cylinders,Rotary Actuators,Heavy Duty Pneumatic Cylinders,Compact Pneumatic Cylinders,Pneumatic-Swing Clamp Cylinders,ISO 6431Aluminium Extruded body Air Cylinders,3.5 PORT, PILOT TYPE , AV SERIES SOLENOID VALVE,ISO 6432Stainless Steel Body Air Cylinders,SAFETY VALVE,TEFLON TUBING,TUBE FITTINGS,NEEDLE VALVE,Aluminium Alloy Body Air Cylinders,DUCTILE VALVE,CLAMP CYLINDER,STEAM TRAP,F.R.L COMBINATION,2-WAY SOLENOID VALVE, PNEUMATIC VALVES,BUTTERFLY VALVE,PRESSURE SWITCH,FLOW SWITCH,GATE VALVE-GLOBE,BALL-VALVE-1-PC--2-PC,4NM SERIES Downlights,HANDLE LEVER VALVE,BLOWER,MOTOR,WORM GEAR,QUICK PUSH-IN FITTING / SILENCER,PRESSURE GAUGE,GAUGE VALVE-SUS-BRASS,SUS HIGH PRESSURE REGULATOR,,We Offer-All Kinds Of Industrial Used Components, Semiconductor-Bga, Csp, Solder Ball Line , 3.5MPa Hydraulic With Piston Sensing Cylinders,Boosters,Hydropneumatic Cylinders,10MPa Hydraulic Swing Clamp Cylinders,Rotary Actuators,Heavy Duty Pneumatic Cylinders,Compact Pneumatic Cylinders,Pneumatic-Swing Clamp Cylinders,ISO 6431Aluminium Extruded body Air Cylinders,3.5 PORT, PILOT TYPE , AV SERIES SOLENOID VALVE,ISO 6432Stainless Steel Body Air Cylinders,SAFETY VALVE,TEFLON TUBING,TUBE FITTINGS,NEEDLE VALVE,Aluminium Alloy Body Air Cylinders,DUCTILE VALVE,CLAMP CYLINDER,STEAM TRAP,F.R.L COMBINATION,2-WAY SOLENOID VALVE, PNEUMATIC VALVES,BUTTERFLY VALVE,PRESSURE SWITCH,FLOW SWITCH,GATE VALVE-GLOBE,BALL-VALVE-1-PC--2-PC,4NM SERIES Downlights,HANDLE LEVER VALVE,BLOWER,MOTOR,WORM GEAR,QUICK PUSH-IN FITTING / SILENCER,PRESSURE GAUGE,GAUGE VALVE-SUS-BRASS,SUS HIGH PRESSURE REGULATOR,Ryvac Marketing Pvt LtdWe are please to introduce ourselves as leading stockiest& supplier of below mentioned items, we can arrange supply per international standards: - LIST OF ITEMS 1. Brass flare/compression fittings& ferrule fittings. 2. Stainless Steel compression SS 3. Brass& instrument fitting 4. IBR& NON-IBR forged ....Address:207, Prakash Chamber, 6, N.S. Marg, Draya GanjProduct/Service:SS compression fittings SS ferrule fittings. SS bolt& nuts. Stainless Steel pipes: Tubes, ERW& Seamless. All kinds of flanges& valves. , Stainless Steel Pipe,,SS compression fittings SS ferrule fittings. SS bolt& nuts. Stainless Steel pipes: Tubes, ERW& Seamless. All kinds of flanges& valves. , Stainless Steel Pipe,PT.DIANSURYA GLOBALThis supplier has not provided a Company Introduction yet..Address:Jl. Raya Pasar Kemis Km. 6 No. 48Product/Service:Valves,Water Meter Body,Fittings,Drainage,Ingots , Valves (all kinds of valves), Water meter bodies, Fittings, Drainages, Ingots.,,Valves,Water Meter Body,Fittings,Drainage,Ingots , Valves (all kinds of valves), Water meter bodies, Fittings, Drainages, Ingots.,Shangyu Xingli Fire Fighting Equipment Co., LTdShangyu Xingli Fire Equipment Co., LTd is professional in the field of fire fighting equipment for 15 years. Our enterprise located shangyu Zhejiang province, famous foreign trading center China. Enjoying convenient transportation and good reputation, we are making great efforts to prepare ....Address:Zijin Road,Shangyu City, Shaoxing, Zhejiang, ChinaProduct/Service:fire extinguisher, extinguisher valves, fire hoses and gauges of extinguisher, siphon tubes, hose&horn, couplings, hydrants, nozzles, fire hose reels and cabinets of all kinds,Fire hose reel,Automatic fire extinguisher sprinkler,Fire cabinet,Automatic dry powder fire extinguisher(3-12kg),Trolly CO2 fire extinguisher(9-10KG),25-70kg Trolley dry powder fire extinguisher,Fire extinguisher cylinder (CE),Foam&water fire extinguisher (6-10L),CO2 fire extinguisher(1.3-6.8kg),Portable dry powder fire extinguisher(0.5-12kg),,fire extinguisher, extinguisher valves, fire hoses and gauges of extinguisher, siphon tubes, hose&horn, couplings, hydrants, nozzles, fire hose reels and cabinets of all kinds,Fire hose reel,Automatic fire extinguisher sprinkler,Fire cabinet,Automatic dry powder fire extinguisher(3-12kg),Trolly CO2 fire extinguisher(9-10KG),25-70kg Trolley dry powder fire extinguisher,Fire extinguisher cylinder (CE),Foam&water fire extinguisher (6-10L),CO2 fire extinguisher(1.3-6.8kg),Portable dry powder fire extinguisher(0.5-12kg),MECHANO ENGINEERING WORKSWe at MECHANO ENGINEERING WORKS supplying all types of Ball Valves..Address:no: 145 / 3 Madam street KangynelloreProduct/Service:Cast Iron Ball Valves,Stainless Steel Ball Valves,Brass Ball Valves,Butterfly Valves , Stainless Steel Ball Valve,Forged Valves,2 Piece Ball Valve,BALL VALVES,ALL KINDS OF BALL VALVES,ALL KINDS OF BALL VALVES, FIRE SAFE BALL VALVES,Ball Valves,,Cast Iron Ball Valves,Stainless Steel Ball Valves,Brass Ball Valves,Butterfly Valves , Stainless Steel Ball Valve,Forged Valves,2 Piece Ball Valve,BALL VALVES,ALL KINDS OF BALL VALVES,ALL KINDS OF BALL VALVES, FIRE SAFE BALL VALVES,Ball Valves,U RI CorporationWe are trading and engineering company, we supplying industrial products materials, parts, most of machines, welding rod, wire, etc, etc. doing for major projects, in case hyd. Parts, suppoting buyers as engineerings, now above machine, etc,33 countries. ....Address:B-204, Shiheung Transportation Center,984, Shiheung 3 Dong, Kyumchun-kuProduct/Service:Welding materials, welding rod, wire, constuction materials, parts, raw materials. Industrial machines, parts. We are supplying all kinds of industial and equipments, etc. , SHOE PLATE,BAR,PIPE,PIPE,PIPE,PIPE,PIPE,PIPE,PIPE,STEEL PLATE,STEEL PLATE,STEEL PLATE,STEEL PLATE,STEEL PLATE,SOURCING SERVICE,DEALERSHIP SERVICE,TECHNICAL COOPERATION SERVICE,Health Device,Pumps,Valves,Air conditioner,Compressor,Generator,Mini excavator,Manlift (Aerial work flatform),Container Handler,Idler,Track link sprocket,Roller,Hydraulic pump,Bull Dozer,Concrete pump truck,,Welding materials, welding rod, wire, constuction materials, parts, raw materials. Industrial machines, parts. We are supplying all kinds of industial and equipments, etc. , SHOE PLATE,BAR,PIPE,PIPE,PIPE,PIPE,PIPE,PIPE,PIPE,STEEL PLATE,STEEL PLATE,STEEL PLATE,STEEL PLATE,STEEL PLATE,SOURCING SERVICE,DEALERSHIP SERVICE,TECHNICAL COOPERATION SERVICE,Health Device,Pumps,Valves,Air conditioner,Compressor,Generator,Mini excavator,Manlift (Aerial work flatform),Container Handler,Idler,Track link sprocket,Roller,Hydraulic pump,Bull Dozer,Concrete pump truck,AOK RUBBER XxxxxWe are a 30 years experienced rubber parts manufacturer.With ful rang of material,NBR,EPDM,CR,NR,SILICONE,xxxxx can supply you all standard and non-standard parts. FDA,WRC,KTW,NSF approved materials certificates available as request to Food,Drink Medical industries. Rubber metal bonding & other ....Address:NO.128 XIANGUANG RD., SHANGHAI, SHAGHAI, ChinaProduct/Service:develop,manufacture and sell toolings ,all kinds of molded rubber parts,including all standard and non-standard rubber o-rings,gakets,washers,films,plugs,balls,stoppers,hoses,grommets, caps,rubber to metal bondings,fabric o-rings,and other custom moldings.,Rubber to metal bondings,Rubber Valves,Silicone Hoses,O-rings,,develop,manufacture and sell toolings ,all kinds of molded rubber parts,including all standard and non-standard rubber o-rings,gakets,washers,films,plugs,balls,stoppers,hoses,grommets, caps,rubber to metal bondings,fabric o-rings,and other custom moldings.,Rubber to metal bondings,Rubber Valves,Silicone Hoses,O-rings,Shijiazhuang Retool Stainless Steel Products Co., LtdNITROCELLULOSE SOLUTION IS MADE BY COMPOUNDING AND SOLVENT , IT MAINLY UESD IN PRODUCING PRINGTING INK PAINTS COSMETIC BOND ETC. THE GREATEST ADVANTAGE OF OUR :IT LIMPID WILL NOT CORRODE IRON-MADE VESSEL THEREFORE POSSESS CHARACTERISTIC STABILITY EFFECTIVENESS SAFETY. ....Address:mingzhu, shijiazhuang, hebei, ChinaProduct/Service:all kinds of indexexs of nitrocellulose,Valves,Nitrocellulose,,all kinds of indexexs of nitrocellulose,Valves,Nitrocellulose,SATYA EXTRUSION TECHNOLOGYWE ARE A COMPANY INVOLVED IN MANUFACTURING WIDE VARIETY OF PLASTIC MOLDED COMPONENTS FOR DIFFERENT INDUSTRIES. HAVE 10 INJECTION MOLDING MACHINES CAPACITIES FROM 2 mg TO 500 grams.WE OUR HOUDE TOOL ROOM WHICH MAKES ALL TYPES MOLDS AND SPARE PARTS BLOW MACHINES. ALSO EXPORT COUNTRIES SUCH AS USA, ....Address:5M-100, NIT,, FARIDABAD, HARYANA, IndiaProduct/Service:ALL KINDS OF PLASTIC MOLDING COMPONENTS. WE ALSO MAKE INJECTION MOLDING CHECK RING VALVES, NOZZLES AND OTHER RELATED SPARE PARTS.,,ALL KINDS OF PLASTIC MOLDING COMPONENTS. WE ALSO MAKE INJECTION MOLDING CHECK RING VALVES, NOZZLES AND OTHER RELATED SPARE PARTS.,Dong-a Valve CompanyThis supplier has not provided a Company Introduction yet..Address:Song Jung Dong 1579-3Product/Service:Marine Valves,Industrial Valves , Dong-A Vlaves , All kinds of Valves,,Marine Valves,Industrial Valves , Dong-A Vlaves , All kinds of Valves,Triveni RubberWe are specialised manufacturers with an ISO 9001: 2000 on the way. specliasise in Custom manufacture of rubber parts. Our team technologists trained from RAPRA UK and IIT Kharagpur. production facility has all machines in-house we can any part either drawing or sample too. The markets serve LPG Autogas, ....Address:8, Punjani Industrial Estate, KhopatProduct/Service:Specialised rubber components and parts, o-rings, mounts, seals and all kinds of specialised rubber components from various rubbers, fabric reinforced diaphragms , Audio Speaker Surrounds,Audio Speaker Dust Caps,LPG REGULATOR COMPONENTS,Fuel pumps,Vacuum diaphragms,Auto fuel Cock,LPG & CNG Conversion Kits,Air cut valves,Air suction valves,LPG Valve Components,LP GAS TABLES Components,CNG Application Components,Oil pressure switches,Autolpg Diaphragms,Lpg Vaporisors,,Specialised rubber components and parts, o-rings, mounts, seals and all kinds of specialised rubber components from various rubbers, fabric reinforced diaphragms , Audio Speaker Surrounds,Audio Speaker Dust Caps,LPG REGULATOR COMPONENTS,Fuel pumps,Vacuum diaphragms,Auto fuel Cock,LPG & CNG Conversion Kits,Air cut valves,Air suction valves,LPG Valve Components,LP GAS TABLES Components,CNG Application Components,Oil pressure switches,Autolpg Diaphragms,Lpg Vaporisors,ABSN GroupWe have been manufacturing racing car parts for over 10 years now. Our products are being sold all around the world.We have over 1200 products to choose..Address:4 Carlyle Road,Product/Service:Non Return Valves,Quick Release Steering Wheel Hubs,Threaded Inserts,Rose joint Reducer,Stainless Steel Braided Hose,Fuel Lines,Electric Fuel Pumps , Scuba Diving Twin Cylinder Bands Tank Band,Right Hand Threaded Inserts,Blanking Plugs, Bung Plugs, Blow of Valve BOV Plugs,Revolution & Mamba Wheel Nuts (with Washers),Window Safety Nets For Racing Cars,Bonnet Pins,Fuel Non Return Valves, Fuel Return Check Valves, Fuel Tank Breather,Scuba Diving Twin cylinder Bands Tank Bands,Pig Tail Steam Syphon, Industrial Syphon,Elliptical Asymmetric Quick Release Steering Wheel Hub,Sprocket Guard for Go Karts,Scuba Diving Twin Cylinder Bands,D-Rings for Scuba Divers,Go Kart Racing Seat Belt Harness Retaining Guide Collars (Pair),O2 Sensor Bung and Plug Part #: TEN9949O2S Applications: - - - (-) O2 Sensor Bung and plug. This weld-in bung allows an 02 sen,copper washers,QUICK RELEASE Bonnet PIN for Racing Cars,Racing Alternator Pulley,Steering Box Fitting 1/4"NPT-JIC6,Screen Window Plunger Latch Pins,Steering Wheel Hub for Autograss Stockcars,Quick Release Steering Wheel Hub,Quick Release Steering Wheel Hub for Autograss Stockcars,Quick Release Steering Wheel Hub for Autograss Stockcars,Quick Release Steering Wheel Hub for Autograss Stockcars,Stainless Steel And Brass Pins,All Type Of Pin-Steel, Copper, Brass Aluminium,Aluminium Pin, Brass Pin, Copper Pin (All Type Of Pins),Torsion, Extension Springs,Wire Formed Parts, Compression Springs, All Kinds Of Springs Manufacturer,Manufacturer Of Custom Made Springs,Manufacturer Of Custom Turned Parts,,Non Return Valves,Quick Release Steering Wheel Hubs,Threaded Inserts,Rose joint Reducer,Stainless Steel Braided Hose,Fuel Lines,Electric Fuel Pumps , Scuba Diving Twin Cylinder Bands Tank Band,Right Hand Threaded Inserts,Blanking Plugs, Bung Plugs, Blow of Valve BOV Plugs,Revolution & Mamba Wheel Nuts (with Washers),Window Safety Nets For Racing Cars,Bonnet Pins,Fuel Non Return Valves, Fuel Return Check Valves, Fuel Tank Breather,Scuba Diving Twin cylinder Bands Tank Bands,Pig Tail Steam Syphon, Industrial Syphon,Elliptical Asymmetric Quick Release Steering Wheel Hub,Sprocket Guard for Go Karts,Scuba Diving Twin Cylinder Bands,D-Rings for Scuba Divers,Go Kart Racing Seat Belt Harness Retaining Guide Collars (Pair),O2 Sensor Bung and Plug Part #: TEN9949O2S Applications: - - - (-) O2 Sensor Bung and plug. This weld-in bung allows an 02 sen,copper washers,QUICK RELEASE Bonnet PIN for Racing Cars,Racing Alternator Pulley,Steering Box Fitting 1/4"NPT-JIC6,Screen Window Plunger Latch Pins,Steering Wheel Hub for Autograss Stockcars,Quick Release Steering Wheel Hub,Quick Release Steering Wheel Hub for Autograss Stockcars,Quick Release Steering Wheel Hub for Autograss Stockcars,Quick Release Steering Wheel Hub for Autograss Stockcars,Stainless Steel And Brass Pins,All Type Of Pin-Steel, Copper, Brass Aluminium,Aluminium Pin, Brass Pin, Copper Pin (All Type Of Pins),Torsion, Extension Springs,Wire Formed Parts, Compression Springs, All Kinds Of Springs Manufacturer,Manufacturer Of Custom Made Springs,Manufacturer Of Custom Turned Parts,SIAN EXPORT HOUSEOur services are CSAT oriented. We take responsibility of each project as per customers requirement. can also develop your product against samples for specific requirements and even partner with you in developing new products Promise our only assets Clients Reputation. need to exceed every expectation ....Address:1, Ground Floor, Bhagwanti Niwas, T. H. Kataria Marg, Matunga,Product/Service:All Kinds Of Suspension Engine Brakeparts Etc, Cylinder Liners, Brake Linings, Connecting Rods, Suspension Parts, Brake & Radiator Hoses , King Pins,valve tappets,valve guides,Brake Parts,Suspension Parts,Axle Shafts and Gears,Engine valves,Bolts,rocker,Nuts,Rubber Parts,Oil Pump,Connecting Rods,Pistons,Crankshafts,Bi metal Bushes,Cylinders blocks,Cylinder Liners,Water Pump,Engine bearings,valve seats,Gaskets,Steering Components,Bearings,Radiators,Intercoolers,Pinions,Trailer components,Crown Wheel,Propellor Shaft Components,King Pin Kits,Connecting Rod Engine Parts,,All Kinds Of Suspension Engine Brakeparts Etc, Cylinder Liners, Brake Linings, Connecting Rods, Suspension Parts, Brake & Radiator Hoses , King Pins,valve tappets,valve guides,Brake Parts,Suspension Parts,Axle Shafts and Gears,Engine valves,Bolts,rocker,Nuts,Rubber Parts,Oil Pump,Connecting Rods,Pistons,Crankshafts,Bi metal Bushes,Cylinders blocks,Cylinder Liners,Water Pump,Engine bearings,valve seats,Gaskets,Steering Components,Bearings,Radiators,Intercoolers,Pinions,Trailer components,Crown Wheel,Propellor Shaft Components,King Pin Kits,Connecting Rod Engine Parts,Zhejiang .Established in 1989, Youfumi (YFM) manufactures and supplies PTFE lined products for the chemical, oil, gas, pharmaceutical associated process industries. Nowadays YFM is one of leading manufacturers wholesaler China. specializes PTFE/PFA/FEP/ETFE/PO/PP Butterfly valves, Ball valve Plug valve, ....Address:NO.-1-1 Qianjie Street High-tech Zone Longwan District ,Wenzhou ,Zhejiang ,China, Wenzhou, Zhejiang, ChinaProduct/Service:ptfe/pfa/fep/etfe/po/pp lined butterfly valves, ball valve and plug valve, and also supplies ptfe lined gate valve, globe valve, check valve, diaphragm valve and all kinds of ptfe lined piping,PTFE PFA FEP TEFLON ETFE PVDF line pipe fitting cross,PTFE FEP PFA TEFLON PVDF ETFE line ball valve,PTFE PFA FEP TEFLON PVDF ETFE line butterfly valve,,ptfe/pfa/fep/etfe/po/pp lined butterfly valves, ball valve and plug valve, and also supplies ptfe lined gate valve, globe valve, check valve, diaphragm valve and all kinds of ptfe lined piping,PTFE PFA FEP TEFLON ETFE PVDF line pipe fitting cross,PTFE FEP PFA TEFLON PVDF ETFE line ball valve,PTFE PFA FEP TEFLON PVDF ETFE line butterfly valve,
