Wholesale Diaphragm Check Valve Total 564 manufacturers & suppliers found with 1,692 products
Audited Supplier
Manufacturer/Factory
Plastic Valve , Plastic Diaphragm Valve , PVDF Diaphragm Valve , PVC Ball Valve , PVC Valve
OEM
ISO 9001
-
US$ 5 / Piece1 Piece (MOQ) -
US$ 9 / Piece20 Pieces (MOQ)
-
US$ 5 / Piece1 Piece (MOQ)
WENZHOU QIMING STAINLESS CO., LTD.
Since 2009 Suppliers with verified business licenses
5.0
265
Plant Area
8
Number of Employees
Manufacturer/Factory
, Trading Company
Valve , Clean Ball , Manway , Tube , Fittings
ODM, OEM
ISO 9001
-
US$ 20 / Piece1 Piece (MOQ)
-
US$ 20 / Piece1 Piece (MOQ)
-
US$ 20 / Piece1 Piece (MOQ)
Manufacturer/Factory
Plastic Hose Barb Fitting , Quick Disconnect Coupling , Luer Fitting , Plastic Threaded Fitting , One Way Check Valves
ISO 13485
within 15 workdays
-
US$ 0.6 / Piece100 Pieces (MOQ)
-
US$ 1.9 / Piece100 Pieces (MOQ)
-
US$ 0.6 / Piece100 Pieces (MOQ)
Manufacturer/Factory
, Trading Company
, Group Corporation
Air Operated Diaphragm Pump , Magnetic Pumps , Pump Parts , High Nickel Alloy , Industrial Aluminium Extrusions
OEM, ODM
ISO 9001, ISO 14001
-
US$ 1 / Piece10 Pieces (MOQ)
-
US$ 2 / Piece1 Piece (MOQ)
-
US$ 2 / Piece1 Piece (MOQ)
Zhejiang Guanlong Machinery Valve Co., Ltd.
Since 2007 Suppliers with verified business licenses
5.0
2000+
Plant Area
61
Number of Employees
Manufacturer/Factory
, Trading Company
Water control valve
Own Brand, ODM, OEM
ISO9001:2015
-
US$ 25 / Piece1 Piece (MOQ)
-
US$ 25 / Piece1 Piece (MOQ)
-
US$ 25 / Piece1 Piece (MOQ)
Ningbo Langch International Trade Co., Ltd.
Since 2019 Suppliers with verified business licenses
5.0
92
Plant Area
7
Number of Employees
Trading Company
Industrial Shock Absorber; Vacuum Ejector; Diaphragm Cylinder; Fast Testing Tool; Optic Fiber Connector
OEM, ODM, Own Brand
ISO 9001, FSC
-
US$ 2.4 / Piece10 Pieces (MOQ)
-
US$ 2.4 / Piece10 Pieces (MOQ)
-
US$ 10 / Piece1 Piece (MOQ)
Wenzhou Leina Valve Co., Ltd.
Since 2014 Suppliers with verified business licenses
4.0
1200
Plant Area
14
Number of Employees
Manufacturer/Factory
, Trading Company
Ball Valve , Check Valve , Gate Valve , Globe Valve , Strainer
Own Brand, OEM
ISO9001:2008
-
US$ 4.5 / Piece50 Pieces (MOQ)
-
US$ 3.5 / Piece50 Pieces (MOQ)
-
US$ 5.98 / Piece50 Pieces (MOQ)
Xiamen Better Silicone Rubber Co., Ltd.
Since 2015 Suppliers with verified business licenses
4.0
1350
Plant Area
70
Number of Employees
-
US$ 0.028 / Piece5000 Pieces (MOQ)
-
US$ 0.01 / Piece1000 Pieces (MOQ)
-
US$ 0.035 / Piece10000 Pieces (MOQ)
Zhejiang Aomi Fluid Equipment Co., Ltd.
Since 2007 Suppliers with verified business licenses
5.0
2000+
Plant Area
54
Number of Employees
-
Negotiable10 Pieces (MOQ)
-
Negotiable10 Pieces (MOQ)
-
Negotiable10 Pieces (MOQ)
Audited Supplier
Manufacturer/Factory
, Trading Company
Valve Fittings , Sanitary Valves , Pipe Fittings , Pumps , Industrial Valves
OEM
ISO 9001, GMP
-
US$ 104 / Piece1 Piece (MOQ)
-
US$ 45 / Piece10 Pieces (MOQ)
-
US$ 104 / Piece1 Piece (MOQ)
Wenzhou Sixmeters Steel Industrial Co., Ltd
Since 2022 Suppliers with verified business licenses
5.0
1000
Plant Area
17
Number of Employees
Manufacturer/Factory
, Trading Company
Stainless Steel Tube , Stainless Steel Flange , Stainless Steel Tube Joint , Stainless Steel Tube Accessory
ODM, OEM
BRC
-
US$ 1 / Piece100 Pieces (MOQ)
-
US$ 1 / Piece100 Pieces (MOQ)
-
US$ 1 / Piece100 Pieces (MOQ)
Manufacturer/Factory
Ball Valve , Valve , Flanged Ball Valve , Stainless Steel Ball Valve , 1PC Ball Valve
OEM, Own Brand
ISO 9001
-
US$ 20 / Piece100 Pieces (MOQ)
-
US$ 23.7 / Piece50 Pieces (MOQ)
-
US$ 10.1 / Piece100 Pieces (MOQ)
Manufacturer/Factory
Rubber Components , Rubber Damper/Shock Absorber/Sheet , Rubber-Metal Components , Sealing Ring , Home Appliance Rubber and Metal Components
OEM, ODM, Own Brand
ISO 9001, ISO 14001, IATF16949
-
US$ 0.01 / Piece1000 Pieces (MOQ)
-
US$ 0.01 / Piece1000 Pieces (MOQ)
-
US$ 0.01 / Piece1000 Pieces (MOQ)
Manufacturer/Factory
Valve Fittings , Sanitary Valves , Butterfly Valve , Sanitary Pump , Stainless Steel Elbow
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
-
US$ 5 / Piece1 Piece (MOQ)
-
US$ 3 / Piece1 Piece (MOQ)
-
US$ 10 / Piece1 Piece (MOQ)
Bohai Valve Group Co., Ltd.
Since 2015 Suppliers with verified business licenses
5.0
2000+
Plant Area
84
Number of Employees
Manufacturer/Factory
, Trading Company
Butterfly Valve , Ball valve , Gate Valve , Globe Valve , Check Valve
Own Brand, ODM, OEM
Intellectual property management system certification, ISO 10012:2003
-
US$ 20 / Piece10 Pieces (MOQ)
-
US$ 8 / Piece10 Pieces (MOQ)
-
US$ 8 / Piece10 Pieces (MOQ)
Manufacturer/Factory
Stainless Steel Tank , Evaporator Concentrator Machine , Botanic Extraction Machine , Essential Oil Distill Plant , Mixing Tank
OEM, ODM, Own Brand
ISO 9001, ISO 14001, QC 080000, GMP
-
US$ 100 / Piece1 Piece (MOQ)
-
US$ 3000 / Piece1 Piece (MOQ)
-
US$ 3000 / Piece1 Piece (MOQ)
Like Valve (Tianjin) Co., Ltd.
Since 2020 Suppliers with verified business licenses
5.0
15.86 Mil
Annual Revenue
2000+
Plant Area
29
Number of Employees
Manufacturer/Factory
, Trading Company
flange butterfly valve , non rising gate valve , silencing check valve , dual plates check valve , rubber plate check valve
Own Brand, OEM
ISO9001:2015, ISO14001:2015, ISO45001:2016
-
US$ 11 / Piece1 Piece (MOQ)
-
US$ 230 / Piece1 Piece (MOQ)
-
US$ 70 / Piece1 Piece (MOQ)
Manufacturer/Factory
, Trading Company
Pressure Reducing Valve , Butterfly Valve , Check Valve , Gate Valve , Fire Hydrant
OEM, Own Brand
ISO 9001
-
US$ 99 / Piece2 Pieces (MOQ)
-
US$ 2 / Piece10 Pieces (MOQ)
-
US$ 168 / Piece5 Pieces (MOQ)
Wenzhou Xusheng Machinery Industry and Trading Co., Ltd.
Since 2015 Suppliers with verified business licenses
5.0
670
Plant Area
20
Number of Employees
Manufacturer/Factory
, Trading Company
Sanitary Valves , Sanitary Pipe Fittings , Sanitary Tank Components
ODM, OEM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
-
US$ 50 / Piece10 Pieces (MOQ)
-
US$ 40 / Piece10 Pieces (MOQ)
-
US$ 60 / Piece1 Piece (MOQ)
Manufacturer/Factory
, Trading Company
Sanitary Sealing Rubber Gasket , Custom Rubber Gasket Seal Grommet Buffer , Injection&Comparession Rubber Silicone Mould , Liquid Silicone Rubber Part , O-Ring Rubber Seals
OEM, ODM
ISO 9001, ISO 13485
-
US$ 0.001 / Piece2000 Pieces (MOQ)
-
US$ 0.001 / Piece2000 Pieces (MOQ)
-
US$ 0.001 / Piece2000 Pieces (MOQ)
Manufacturer/Factory
Butterfly Valve , Diaphragm Valve , Check Valve , Pipe Fitting , Sample Valve
OEM, ODM, Own Brand
ISO 9001
-
US$ 13.5 / Piece1 Piece (MOQ)
-
US$ 10 / Piece1 Piece (MOQ)
-
US$ 5 / Piece5 Pieces (MOQ)
CHANGZHOU XITA PLASTIC CO., LTD.
Since 2017 Suppliers with verified business licenses
5.0
3.21 Mil
Annual Revenue
500
Plant Area
8
Number of Employees
Manufacturer/Factory
, Trading Company
PVC Pipe Fitting; True Union Valve; Butterfly Valve; PVC Ball Valve; PVC Flange
ODM, OEM
ISO 9001, HQE
-
US$ 6.5 / Set100 Pieces (MOQ)
-
US$ 6.5 / Set100 Pieces (MOQ)
-
US$ 6.5 / Set100 Pieces (MOQ)
Manufacturer/Factory
Pneumatic Cylinder , Air Cylinder , Solenoid Valve , Pneumatic Component , Pneumatic
OEM, ODM, Own Brand, Smartsolu
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
-
US$ 5 / Piece10 Pieces (MOQ)
-
US$ 10 / Piece1 Piece (MOQ)
-
US$ 14.5 / Piece10 Pieces (MOQ)
QILI HOLDING GROUP CO., LTD.
Since 2015 Suppliers with verified business licenses
4.0
2000+
Plant Area
229
Number of Employees
Manufacturer/Factory
, Trading Company
Sanitary Stainless Steel Valves & Fittings
Own Brand, ODM, OEM
ISO9001:2015
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 30 / Piece1 Piece (MOQ)
-
US$ 30 / Piece1 Piece (MOQ)
Manufacturer/Factory
Butterfly Valve , Check Valve , Gate Valve , Expansion Joint , Strainer
OEM, Own Brand
ISO 9001, ISO 9000, HSE, ASME
-
US$ 11.5 / Piece1 Piece (MOQ)
-
US$ 10 / Piece1 Piece (MOQ)
-
US$ 10 / Piece1 Piece (MOQ)
Kangsaite Automation Group Co., Ltd.
Since 2020 Suppliers with verified business licenses
5.0
40.54 Mil
Annual Revenue
2000+
Plant Area
56
Number of Employees
Manufacturer/Factory
Pneumatic Actuator , Electric Actuator , Angle Seat Valve , Diaphragm Valve , Butterfly Valve
Own Brand, ODM, OEM
ISO9001:2015
-
Negotiable1 Piece (MOQ)
-
US$ 75 / Piece1 Piece (MOQ)
-
US$ 75 / Piece1 Piece (MOQ)
Wenzhou Zoyi Valve Pipe Fitting Co., Ltd
Since 2023 Suppliers with verified business licenses
5.0
Manufacturer/Factory
Sanitary Valve , Pipe Fitting , Butterfly Valve , Ball Valve , Diaphragm Valve
ISO 9001
Wenzhou, Zhejiang
-
US$ 10 / Piece1 Piece (MOQ)
-
US$ 10 / Piece1 Piece (MOQ)
-
US$ 10 / Piece1 Piece (MOQ)
Manufacturer/Factory
Stainless Steel Ball Valve , Gate Valve , Globe Valve , Camlock Coupling , Sanitary Pipe Fitting
OEM, ODM, Own Brand
Response Time≤3h
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 5.5 / Piece1 Piece (MOQ)
-
US$ 1 / Piece1 Piece (MOQ)
Manufacturer/Factory
Flange Ball Valve , Pinch Valve , Strainer , Lined Valve , Stainless Steel Valve
OEM
ISO 9001
-
US$ 50 / Set1 Set (MOQ)
-
US$ 50 / Set1 Set (MOQ)
-
US$ 50 / Set1 Set (MOQ)
Manufacturer/Factory
Corrugated Machine/Cardboard Machine , High Speed Corrugated Cardboard Production Line , Slitter Knife/Industrial Cutting Blade , Auto Splicer , Corrugating Roller
OEM, ODM
ISO 9001
-
US$ 7.3 / Piece10 Pieces (MOQ)
-
US$ 7.3 / Piece10 Pieces (MOQ)
-
US$ 7.3 / Piece10 Pieces (MOQ)
Audited Supplier
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