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What Is A Check Valve For

what is a check valve for

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China API602 Forged Steel Check Valve Swing Class 800 A105N 1 1/2 Inch Full Bore Bolted Bonnet Dn40 Socket Weld Check Valve wholesale
API602 Forged Steel Check Valve Swing Class 800 A105N 1 1/2 Inch Full Bore Bolted Bonnet Dn40 Socket Weld Check Valve
Brand Name: VERVO Certification: API/ISO/CE
Model Number: H41Y-800LB-DN40 Minimum Order Quantity: 1
Delivery Time: 30 Payment Terms: T/T, L/C, D/P, Western Union
ZHEJIANG VERVO VALVE CO.,LTD [Zhejiang,China]
Active Member
China Swing Flanged Ends Gr.WCB Check Valve 6" CL150 wholesale
Swing Flanged Ends Gr.WCB Check Valve 6" CL150
Brand Name: KATA Certification: ISO ,CE ,API 6D,API Q1，API607
Minimum Order Quantity: 1 Delivery Time: 5-15 days
Place of Origin: China Price: USD200-500 one piece
Kata Valve (Group) Co., Ltd. [Shanghai,China]
Active Member
China Swing BW Ends Gr.WCB Check Valve 8" CL300 wholesale
Swing BW Ends Gr.WCB Check Valve 8" CL300
Brand Name: KATA Certification: ISO ,CE ,API 6D,API Q1，API607
Minimum Order Quantity: 1 Delivery Time: 5-15 days
Place of Origin: China Price: USD500-700 one piece
Kata Valve (Group) Co., Ltd. [Shanghai,China]
Active Member
China Casting Steel Swing Type Check Valve DN100 PN40 wholesale
Casting Steel Swing Type Check Valve DN100 PN40
Brand Name: KATA Certification: ISO ,CE ,API 6D,API Q1，API607
Model Number: H44T-40C Minimum Order Quantity: 1
Delivery Time: 30 Days Place of Origin: China
Kata Valve (Group) Co., Ltd. [Shanghai,China]
Active Member
China GG25 Swing Type Check Valve , Wafer Check Valve Cast Iron DN40-DN800 PN10 / PN16 wholesale
GG25 Swing Type Check Valve , Wafer Check Valve Cast Iron DN40-DN800 PN10 / PN16
Brand Name: H J Certification: ISO9001:2008 CE API
Model Number: DIN3202 Minimum Order Quantity: 1-20 Pcs by Size
Delivery Time: 7-45 Payment Terms: L/C, T/T, Western Union, MoneyGram
SHANGHAI HAIJI IMPORT&EXPORT CO.,LTD [Shanghai,China]
Active Member
China GG25 low pressure cast iron flanged swing check valve blue color wholesale
GG25 low pressure cast iron flanged swing check valve blue color
Brand Name: PVPT Minimum Order Quantity: 1 PC
Delivery Time: 30 days after receiving down payment Payment Terms: L/C, T/T, Western Union
Place of Origin: China Price: EXW FOB CFR CIF
HEBEI PAWOFUOU VALVE AND PIPE FITTING TECHNOLOGY CO.,LTD. [Hebei,China]
Site Member
China No Slam Silent Non Return Check Valve Globe Type For HVAC System wholesale
No Slam Silent Non Return Check Valve Globe Type For HVAC System
Brand Name: TongJiang Certification: ISO9001,BV,SGS
Model Number: Pressure Seal Check Valve Minimum Order Quantity: 5 piece or as the requirment
Delivery Time: 5-15 days Payment Terms: Western Union, MoneyGram, L/C, T/T
Zhejiang TongJiang Holdings Company [Zhejiang,China]
Active Member
China 6 Inch Swing Type Check Valve / Wafer Flapper Check Valve DN15 ~DN1200 wholesale
6 Inch Swing Type Check Valve / Wafer Flapper Check Valve DN15 ~DN1200
Brand Name: OEM Certification: ISO 9001/ API 6D
Model Number: Swing Type Check Valve Minimum Order Quantity: negotiation
Delivery Time: 1usually within 35 days after received your payment Payment Terms: T/T advance or L/C at sight
Shanghai kangquan Valve Co. Ltd. [Shanghai,China]
Active Member
China Polished 2 Inch Tri Clamp Check Valve Smooth Surfaces Two Splitted Design wholesale
Polished 2 Inch Tri Clamp Check Valve Smooth Surfaces Two Splitted Design
Brand Name: NYHAU Certification: 3A,CE,ISO,FDA
Minimum Order Quantity: 1PC Delivery Time: 5-8 work days
Payment Terms: L/C, D/P, D/A, T/T, Western Union, MoneyGram Place of Origin: KunShan,China
Nyhau Fluid Equipment Co.,Ltd [Jiangsu,China]
Active Member
China Pressure Seal Cover Lift Butt Weld 6 Inch Swing Check Valve Class 1500 DN150 Full Bore wholesale
Pressure Seal Cover Lift Butt Weld 6 Inch Swing Check Valve Class 1500 DN150 Full Bore
Brand Name: VERVO Certification: API/ISO/CE
Model Number: H41Y-CL1500-DN150 Minimum Order Quantity: 1
Delivery Time: 30 Payment Terms: T/T, L/C, D/P, Western Union
ZHEJIANG VERVO VALVE CO.,LTD [Zhejiang,China]
Active Member
China API602 Pressure Seal Forged Steel Check Valve Nipple 1'' 25mm Piston Lift wholesale
API602 Pressure Seal Forged Steel Check Valve Nipple 1'' 25mm Piston Lift
Brand Name: VERVO Certification: API/ISO/CE
Model Number: H41-2500LB-DN40 Minimum Order Quantity: 1
Delivery Time: 30 Payment Terms: T/T, L/C, D/P, Western Union
ZHEJIANG VERVO VALVE CO.,LTD [Zhejiang,China]
Active Member
China Api 594 Dual Plate Check Valve Class 150 DN100 Single Plate Wafer Check Valve Full Bore NRV wholesale
Api 594 Dual Plate Check Valve Class 150 DN100 Single Plate Wafer Check Valve Full Bore NRV
Brand Name: VERVO Certification: API/ISO/CE
Model Number: H71W-DN80-PN20 Minimum Order Quantity: 1
Delivery Time: 30 Payment Terms: T/T, L/C, D/P, Western Union
ZHEJIANG VERVO VALVE CO.,LTD [Zhejiang,China]
Active Member
China NRV Api 594 Wafer Check Valve Class 600 DN150 Full Bore Single Dual Plate Check Valve wholesale
NRV Api 594 Wafer Check Valve Class 600 DN150 Full Bore Single Dual Plate Check Valve
Brand Name: VERVO Certification: API/ISO/CE
Model Number: H71W-DN150-600LB Minimum Order Quantity: 1
Delivery Time: 30 Payment Terms: T/T, L/C, D/P, Western Union
ZHEJIANG VERVO VALVE CO.,LTD [Zhejiang,China]
Active Member
China DN400 Dual Plate Check Valve Double Flanged 16 Inch PN20 API594 A216 WCB Carbon Steel wholesale
DN400 Dual Plate Check Valve Double Flanged 16 Inch PN20 API594 A216 WCB Carbon Steel
Brand Name: VERVO Certification: API/ISO/CE
Model Number: H71Y-PN20-16INCH Minimum Order Quantity: 1
Delivery Time: 30 Payment Terms: T/T, L/C, D/P, Western Union
ZHEJIANG VERVO VALVE CO.,LTD [Zhejiang,China]
Active Member
China Cast Steel Double Flanged Dual Plate Check Valve DN250 Wafer 10 Inch 150LB API594 A216 WCB wholesale
Cast Steel Double Flanged Dual Plate Check Valve DN250 Wafer 10 Inch 150LB API594 A216 WCB
Brand Name: VERVO Certification: API/ISO/CE
Model Number: H71Y-150LB-DN250 Minimum Order Quantity: 1
Delivery Time: 30 Payment Terms: T/T, L/C, D/P, Western Union
ZHEJIANG VERVO VALVE CO.,LTD [Zhejiang,China]
Active Member
China API594 A216 WCB Single Disc Swing Check Valve 150lb 20 Inch Full Bore Single Plate Wafer Swing Check Valve wholesale
API594 A216 WCB Single Disc Swing Check Valve 150lb 20 Inch Full Bore Single Plate Wafer Swing Check Valve
Brand Name: VERVO Certification: API/ISO/CE
Model Number: H71Y-150LB-20INCH Minimum Order Quantity: 1
Delivery Time: 30 Payment Terms: T/T, L/C, D/P, Western Union
ZHEJIANG VERVO VALVE CO.,LTD [Zhejiang,China]
Active Member
China Ductile Iron Dual Plate Check Valve Wafer Type DN50-DN600 wholesale
Ductile Iron Dual Plate Check Valve Wafer Type DN50-DN600
Brand Name: OEM Certification: CE / ACS
Model Number: API594 Minimum Order Quantity: 1
Delivery Time: 30 days Payment Terms: T/T,
Anhui Prosper Flow Technology Co., Ltd [Anhui,China]
Active Member
China 6 Inch Swing Type Check Valve / Wafer Flapper Check Valve DN15 ~DN1200 wholesale
6 Inch Swing Type Check Valve / Wafer Flapper Check Valve DN15 ~DN1200
Brand Name: OEM Certification: ISO 9001/ API 6D
Model Number: Swing Type Check Valve Minimum Order Quantity: negotiation
Delivery Time: 1usually within 35 days after received your payment Payment Terms: T/T advance or L/C at sight
Shanghai kangquan Valve Co. Ltd. [Shanghai,China]
Verified Supplier
China Wafer Type Lift Check Valve Stainless Steel Single-plate Verticle Flow wholesale
Wafer Type Lift Check Valve Stainless Steel Single-plate Verticle Flow
Brand Name: KOLINK Certification: PED 2014/68/EU,API 6D and ISO9001
Minimum Order Quantity: 1 Piece Delivery Time: 2-8 Weeks
Payment Terms: T/T, L/C Place of Origin: CHINA
Shanghai Kolink Valve Co., Ltd. [Shanghai,China]
Verified Supplier
China GGG 40.3 Ductile Iron Ball Check Valve With Two Flanged Pieces wholesale
GGG 40.3 Ductile Iron Ball Check Valve With Two Flanged Pieces
Brand Name: TOBO Certification: ISO 9001/ API 6D
Model Number: CF8M Minimum Order Quantity: 1Pcs
Delivery Time: 10 working days Payment Terms: L/C, T/T, Western Union
TOBO STEEL GROUP CHINA [Shanghai,China]
Verified Supplier
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