60,650 Welding Check Valve
results from2,888 suppliers
Industrial Refrigeration Cold Storage Connecting Ammonia Freon System Butt Welding Ammonia Check Valve
US$ 10-3000 / Piece
Min. Order:1 Piece
- Nominal Pressure: 4MPa, 6.3MPa
- Applicable Medium: R12, R22, R502, R134A, R404A, R507, R717 and Other
- Applicable Temperature: -50 ~ +150
- Structure Form: Angle & Straight
- Valve Rod Material: 304 Stainless Steel
- Applicable System: Nh3, Freon and CO2
Industrial Refrigeration Cold Storage Connecting Ammonia Freon System Butt Welding Stop Valve Stop Check Valve
US$ 10-3000 / Piece
Min. Order:1 Piece
- Nominal Pressure: 4MPa, 6.3MPa
- Applicable Medium: R12, R22, R502, R134A, R404A, R507, R717 and Other
- Applicable Temperature: -50 ~ +150
- Structure Form: Angle & Straight
- Valve Rod Material: 304 Stainless Steel
- Applicable System: Nh3, Freon and CO2
DN100-DN350 Butt Welding Angle Ammonia Stop Check Valve for Refrigeration
US$ 200-2000 / Set
Min. Order:5 Sets
- Media: Ammonia, Fluorine,Propane,Propylene,etc
- Temperature: -50 to +150
- Material: Carbon Steel
- Connection Form: Welding
- Structure: Angle
- Pressure: 28 Bar
China Fuel Dispenser Welding Angle Check Valve for 1.5 Inch 2 Inch
US$ 15-16 / Piece
Min. Order:1 Piece
- After-sales Service: 1 Year
- Warranty: 1 Year
- Magnitude of Discharge: Small and Medium
- Operation Mode: Self-help
- Oil Transportation Mode: Submersible Pumping
- Item Name: Fuel Dispenser Accessories Internal Thread NPT 2"
Welding Connection Dh-20b Check Cryogenic Valve for Natural Gas Oxygen Nitrogen
US$ 47-48 / Piece
Min. Order:1 Piece
- Media: Gas
- Temperature: Low Temperature
- Material: Stainless Steel
- Connection Form: Welding
- Standard: GB
- Application: Industrial Usage
Welding Advanced Wcb Check Valve Cast Steel Valves for Fluid Flow
US$ 140-180 / Set
Min. Order:10 Sets
- Media: Gas
- Temperature: Ordinary Temperature
- Material: Stainless Steel
- Connection Form: Welding
- Structure: Swing
- Pressure: Ordinary Pressure
Chinese Factory Cost-Effective Product Undertakes Welding Low Temperature Check Valve
US$ 35-499 / Piece
Min. Order:1 Piece
- Media: Gas,Oil,Water,Chemical,Steam
- Temperature: Low Temperature
- Actuator: Manual
- Material: Carbon Steel and Stainless Steel
- Structure: Through Way Globe Valve
- Sealing Form: Gland Packings Globe Valve
24' Tilting Disc Power Plant 2500lb Cast Steel Butt Welding Check Valve
US$ 661-5000 / Set
Min. Order:1 Set
- Media: Steam
- Temperature: High Temperature
- Material: Cast Steel
- Connection Form: Buttweld & Flanged
- Structure: Swing
- Pressure: Ordinary Pressure
J-Valve High Pressure 800lb Forged Carbon Steel A105n Socket Welding Check Valve
US$ 15.5 / Piece
Min. Order:1 Piece
- Media: Water, Oil, Gas
- Temperature: Ordinary Temperature
- Material: Forged Steel
- Connection Form: Flange
- Structure: Piston or Spring
- Pressure: Ordinary Pressure
API/DIN/BS Forged Steel 2500lb Original China Factory 304 316 Welding Thread Swing Check Valve for Oil
US$ 8-10 / Piece
Min. Order:10 Pieces
- Media: Water
- Temperature: Ordinary Temperature
- Material: Stainless Steel
- Connection Form: RF
- Structure: Left
- Pressure: Low Pressure
Welding Clamp Thread Flange Sanitary Check Valve
US$ 15-100 / Ton
Min. Order:1 Ton
- Material: Stainless Steel
- Connection Form: Welding
- Structure: Elevated
- Pressure: Ordinary Pressure
- Function: Ddcv Double Lobe, Nrvr Silence
- Sealing Form: Gland Packings Globe Valve
Hastelloy Hygienic Manual Welding Ends Powder DN50 Butterfly and Check 2inch - 10inch EPDM Seated Valve
US$ 90-100 / Piece
Min. Order:1 Piece
- Media: Water
- Driving Mode: Manual
- Connection Form: Welding
- Structure: Centre Sealing
- Seal Form: Auto Sealed
- Valve Stem: Normal
Ifan Hot Selling Brass Check Valve Welding Connect Check Valve Vertical Check Valve
US$ 0.98-1.33 / Piece
Min. Order:200 Pieces
- Media: Water
- Temperature: High Temperature
- Material: PP-R
- Connection Form: Welding
- Structure: Check
- Pressure: High Temperature
High-Quality Stainless Steel Sanitary Thread Type Check Valve with DIN Welding
US$ 13.5-221 / Piece
Min. Order:1 Piece
- Media: Water
- Driving Mode: Manual
- Connection Form: Thread
- Structure: Centre Sealing
- Seal Form: Supercharging Pressured Sealed
- Valve Stem: Normal
Premium Stainless Steel Butt-Welding Flange Control Check Valve for Industrial Use
US$ 5 / Piece
Min. Order:1 Piece
- Media: Gas/Oil/Water/Acid
- Temperature: Low/High/Normal
- Material: Stainless Steel
- Connection Form: Clamp/Thread/Flange/Welding
- Structure: Customizable
- Pressure: Customizable
Stainless Steel 3A/SMS/ISO/DIN Clamp/Quick-Install /Welding/Thread Check Valve in Sanitary Industry
US$ 4.5-199 / Piece
Min. Order:1 Piece
- Media: Water
- Material: Stainless Steel
- Connection Form: Clamp
- Driving Mode: Manual
- Nominal Pressure: ANSI CLASS 150-900
- Channel: Straight Through Type
Pph Threaded Pipe Fittings Plastic Welding Check Valve Imported Raw Materials
US$ 2.419-26.99 / Piece
Min. Order:500 Pieces
- Channel: Straight Through Type
- Driving Mode: Manual
- Nominal Pressure: Pn1.0-32.0MPa
- Structure: Fixed Ball Valve
- Function: Blow-Down Valve
- Application: Industrial Usage, Water Industrial Usage, Househo
Sanying Welding Carton Box Non Return Check Valve Stainless Steel
US$ 22 / Piece
Min. Order:2 Pieces
- Media: Oil
- Temperature: High Temperature
- Material: Stainless Steel
- Connection Form: Welding
- Structure: Angle
- Standard: 3A/ISO9001/FDA
Threaded NPT Swing Check Valve Forged Carbon Steel ASTM A105n Butt Welding 2inch DN50 800#
US$ 32-36 / Piece
Min. Order:10 Pieces
- Media: Gas, Oil, Water
- Temperature: Ordinary Temperature
- Material: Cast Iron
- Connection Form: Flange & Welding
- Structure: Swing
- Pressure: Ordinary Temperature
Stainless Steel Manual Sanitary Forging Welding/Welded Ball/Diaphragm/Check/Sampling/Sample Butterfly Valve
US$ 10-20 / Piece
Min. Order:1 Piece
- Media: Water
- Material: Stainless Steel
- Connection Form: Clamp
- Driving Mode: Hydraulic
- Nominal Pressure: PN1.0-32.0MPa
- Channel: Straight Through Type
SS304 Sanitary Welding Three Piece Check Valve DN100
US$ 15-200 / Piece
Min. Order:1 Piece
- Media: Water
- Temperature: Ordinary Temperature
- Material: Stainless Steel
- Connection Form: Clamp
- Structure: Swing
- Pressure: Low Pressure
Refrigeration Equipment DN15-DN150 Butt Welding Stop Check Valve for CO2, Fluorine, Ammonia
US$ 20-300 / Piece
Min. Order:1 Piece
- Media: CO2
- Temperature: -60~150
- Actuator: Manual
- Material: Carbon Steel
- Structure: Y-Global Globe Valve
- Sealing Form: Gland Packings Globe Valve
Dn25-Dn350 Welding Neck Flange Straight Through Ammonia Drain Check Valve
Min. Order:1000 USD
- Media: Ammonia, Fluorine,Propane,Propylene,etc
- Temperature: -50c to +150c
- Material: Carbon Steel
- Connection Form: Welding
- Pressure: 28 Bar
- Standard: GB
ANSI API Pn16 DN50 Forged Steel Flange and Sw Socket Welding Swing Check Valve
US$ 9.9-39 / Piece
Min. Order:1 Piece
- Media: Gas, Oil, Water, Chemical, Steam
- Temperature: -29°c to 425°c
- Material: Forged Steel
- Connection Form: Flange, Weld, Clamp
- Structure: Swing
- Pressure: ASME Class 800
2" 50.8mm Stainless Steel Hygienic SS304 Welding Check Valves
Min. Order:10 Pieces
- Media: Water, Oil.Gas
- Temperature: High Temperature
- Material: Stainless Steel
- Connection Form: Clamp
- Structure: Check Valve
- Pressure: Ordinary Temperature
DIN Standard Sanitary Stainless Steel Welding Check Valve
US$ 1-2 / Piece
Min. Order:1 Piece
- Media: Gas
- Temperature: Ordinary Temperature
- Material: Stainless Steel
- Connection Form: Welding
- Structure: Check Valve
- Pressure: Ordinary Pressure
Stainless Steel Sanitary Check Valve SS304 316 1 to 4 Inch Wafer Check Valve of Welding End for Water
US$ 0.1 / Piece
Min. Order:10 Pieces
- Media: Gas
- Temperature: Low Temperature
- Material: Stainless Steel
- Connection Form: Clamp
- Structure: Swing
- Pressure: High Temperature
J-Valves 2500lb C12A High Pressure Butt Welding Self Sealing Swing Check Valve
US$ 122.8 / Piece
Min. Order:1 Piece
- Media: Water, Oil, Gas
- Temperature: Ordinary Temperature
- Material: C12A
- Connection Form: Flange
- Structure: Piston or Spring
- Pressure: Ordinary Pressure
Stainless Steel Manual Sanitary Forging Welding/Welded Ball/Diaphragm/Check/Sampling/Sample Butterfly Valve
US$ 50-60 / Piece
Min. Order:1 Piece
- Media: Water
- Driving Mode: Manual
- Connection Form: Clamp
- Structure: Centre Sealing
- Seal Form: Force Sealed
- Valve Stem: Extended
Customized High Performance Metal Welding Double Hydraulic Control Check Valve
US$ 18-20 / Piece
Min. Order:1 Piece
- Function: Balance, Pressure Regulating, Reversing, Flow Control
- Installation: Cover Plate
- Drive: Hydraulic
- Type: Pilot-Operated Type
- Materials: Stainless Steel
- Tolerance Class: 0.26..0.8%
Stainless Steel Non Return Check Valve Welding Flange Connection Pressure Flange Check Valve
US$ 11-1500 / Piece
Min. Order:1 Piece
- Media: Oil
- Temperature: Ordinary Temperature
- Type: Straight-through
- Material: Stainless Steel
- Connection Form: Flange
- Pressure: High Pressure
15-80mm Butt Welding Angle Ammonia Gas Cylinder Check Valve
Min. Order:1000 USD
- Media: Ammonia, Fluorine, Propane, Propylene, etc
- Temperature: -50c to +150c
- Material: Carbon Steel
- Connection Form: Welding
- Structure: Angle
- Pressure: 28 Bar
Cost-Effective Product Undertakes Welding Low Temperature Check Valve Dh-20b
US$ 35-499 / Piece
Min. Order:1 Piece
- Media: Gas,Oil,Water,Chemical,Steam
- Temperature: Low Temperature
- Actuator: Manual
- Material: Carbon Steel and Stainless Steel
- Structure: Through Way Globe Valve
- Sealing Form: Metal, Sealing
SS304 Welding Flanged Check Valve with EPDM Gasket
US$ 25-125 / Piece
Min. Order:1 Piece
- Media: Flow Control
- Material: Stainless Steel 304, 316L
- Pressure: Low Pressure
- Polish: Internal 0.5 Micrometer
- Gasket: PTFE/NBR/FPM
- Connection Type: Weld, Clamp, Thread, Flange
15-80mm Forged Steel Butt Welding Globe Ammonia Regulator Check Valve
Min. Order:1000 USD
- Media: Ammonia, Fluorine,Propane,Propylene,etc
- Temperature: -50c to +150c
- Material: Carbon Steel
- Connection Form: Welding
- Structure: Globe
- Pressure: 28 Bar
Butt Welding Straight Through 3 Way Globe Check Valve for Refrigeration Equipment
Min. Order:1000 USD
- Media: Ammonia, Fluorine,Propane,Propylene,etc
- Temperature: -50ºC to +150ºC
- Material: Carbon Steel
- Connection Form: Welding
- Structure: Globe
- Pressure: 28 Bar
304 Stainless Steel Sanitary SMS Check Valve Welding Ends
US$ 18-69 / Piece
Min. Order:1 Piece
- Media: Water
- Temperature: Ordinary Temperature
- Material: Stainless Steel
- Connection Form: Weld, Clap, Male, Female, Union, Flange
- Structure: Swing
- Pressure: Low Pressure
Stainless Steel SMS Sanitary Welding Check Valves Nrv Check Valve
US$ 20-70 / Piece
Min. Order:1 Piece
- Media: Water
- Temperature: Low Temperature
- Material: Stainless Steel
- Connection Form: Welding
- Structure: Swing
- Pressure: Low Pressure
Butt Welding Straight Through Pressure Reducing Shut off Check Valve
Min. Order:1000 USD
- Media: Ammonia, Fluorine,Propane,Propylene,etc
- Temperature: -50ºC to +150ºC
- Material: Carbon Steel
- Connection Form: Welding
- Structure: Globe
- Pressure: 28 Bar
ODM Stainless Steel CF8m Wcb SS304 316 Low Temperature Flanged Pressure Relief Gate Check Butterfly Globe Control Safety Floating Industrial Ball Valve
US$ 9.9-199 / Piece
Min. Order:1 Piece
- Media: Oil, Gas, Water, Steam
- Material: Ss, Carbon Steel
- Connection Form: Flange, Weld
- Driving Mode: Electric, Manual
- Nominal Pressure: PN1.0-32.0MPa
- Channel: Straight Through Type
