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API 6D Full Bore Metal Vertical Stainless Steel Flanged Full Bore Non Return Swing Check Valve for Steam, Petrol, Oil, Gas

API 6D Full Bore Metal Vertical Stainless Steel Flanged Full Bore Non Return Swing Check Valve for Steam, Petrol, Oil, Gas

US $ 50-5,000 / Set FOB
1 Set (MOQ)
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Main Products: Gate Valves, Globe Valves, Check Valves, Ball Valves, Butterfly Valves
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Audited Supplier
JITAI VALVE GROUP CO., LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2021
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API 6D Industrial Flange or Wafer Cast Iron or Forged Stainless Steel Ball or Swing Check Valve

API 6D Industrial Flange or Wafer Cast Iron or Forged Stainless Steel Ball or Swing Check Valve

US $ 48 / Piece FOB
1 Piece (MOQ)
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Structure : Swing
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Audited Supplier
Vatac Valves Corp.

Manufacturer/Factory

Zhejiang, China Since 2009
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API Standard Aluminium Bronze Lift Disc Check Valve

API Standard Aluminium Bronze Lift Disc Check Valve

US $ 10-300 / Piece FOB
5 Pieces (MOQ)
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Main Products: Check Valve
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Audited Supplier
Zhejiang Naibang Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2011
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Industrial API Stainless Steel Swing Fuel Check Valve with Flanged Connection

Industrial API Stainless Steel Swing Fuel Check Valve with Flanged Connection

US $ 50 / Piece FOB
5 Pieces (MOQ)
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Application : Industrial Usage, Water Industrial Usage
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Audited Supplier
Shanghai Power Plant Valve Factory Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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API 6D NPT Ends Forging Axial Flow Check Valve

API 6D NPT Ends Forging Axial Flow Check Valve

US $ 5-150 / Piece FOB
5 Pieces (MOQ)
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Main Products: Check Valve
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Audited Supplier
Zhejiang Naibang Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2011
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ANSI B16.34 API 600 ASTM A216 Wcb Swing Check Valve Class 150

ANSI B16.34 API 600 ASTM A216 Wcb Swing Check Valve Class 150

US $ 48-5,000 / Piece FOB
1 Piece (MOQ)
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Usage : Regulation, Safety, Flow Control
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BONNY VALVE CO., LTD

Shandong, China Since 2022
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Premium API Fig1502 Top Entry Check Valve for Fluid Control

Premium API Fig1502 Top Entry Check Valve for Fluid Control

US $ 190 / Piece FOB
1 Piece (MOQ)
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Main Products: Drill Pipe; Heavy-Weight Drill Pipe; Drill Collars; Annular Bop
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Goldenman Petroleum Equipment Co., Limited

Trading Company

Shandong, China Since 2021
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API 6D Swing Type Check Valve

API 6D Swing Type Check Valve

US $ 100 / Piece FOB
10 Pieces (MOQ)
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Function : Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
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Audited Supplier
Guangzhou Kingmetal Steel Industry Co., Ltd.

Guangdong, China Since 2011
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Khd CF8 Flange Check Valve API Lso CE ANSI High Pressure Check Valve for Oil Gas Steam Water

Khd CF8 Flange Check Valve API Lso CE ANSI High Pressure Check Valve for Oil Gas Steam Water

US $ 42-50 / Piece FOB
1 Piece (MOQ)
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Main Products: Valve, Plug cock, Filter
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Huadu Valve Group Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2026
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API Control Check U Type Flanged Butterfly Valve D341X

API Control Check U Type Flanged Butterfly Valve D341X

US $ 20-980 / Piece FOB
100 Pieces (MOQ)
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Valve Stem : Normal
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Bohai Valve Group Co., Ltd.

Tianjin, China Since 2015
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API High Temperature and High Pressure Cast Steel Flange Swing Check Valve

API High Temperature and High Pressure Cast Steel Flange Swing Check Valve

US $ 32-36 / Piece FOB
10 Pieces (MOQ)
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Main Products: Ball Valves, Gate Valves, Globe Valves, Check Valves, Butterfly Valves, Fored Steel Valves, Special Steel Valve, Pneumatic Valves, Strainers, Valve Parts
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Audited Supplier
Zhejiang J-Valves Fluid Equipment Co., Ltd.

Zhejiang, China Since 2019
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1.5" - 4" High Pressure API 6A Check Valve, Model Ktd-Check

1.5" - 4" High Pressure API 6A Check Valve, Model Ktd-Check

US $ 200-1,000 / Piece FOB
5 Pieces (MOQ)
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Material : Alloy
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Audited Supplier
Yantai Kytider Energy Equipment Technology Co., Ltd.

Shandong, China Since 2025
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API Cast Steel Swing Check Valve Flange Connection

API Cast Steel Swing Check Valve Flange Connection

US $ 15-3,500 / Piece FOB
10 Pieces (MOQ)
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Main Products: Flange Ball Valve, Trunnion Ball Valve, Butterfly Valve, Ball Valve, Gate Valve, Check Valve, Globe Valve, Floating Ball Valve, Hard Seal Butterfly Valve, Fully Welded Ball Valve
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Audited Supplier
Yuming Valve Group Co.,Ltd

Manufacturer/Factory & Trading Company

Henan, China Since 2023
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API Standard Flow Control Check Valve for Oil Well

API Standard Flow Control Check Valve for Oil Well

US $ 560-870 / Piece FOB
1 Piece (MOQ)
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Manufacturing Process : Casting
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Audited Supplier
Jianhu Jinji Import and Export Co., Ltd

Trading Company

Jiangsu, China Since 2025
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API 7-1 Retrievable Check Valve for Drill Pipe Internal Blowout Prevention

API 7-1 Retrievable Check Valve for Drill Pipe Internal Blowout Prevention

US $ 700-2,000 / Piece FOB
1 Piece (MOQ)
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Main Products: Downhole Tools for Oil Drilling, Underground Measurement and Control System, Drilling Efficiency Improvement Tools, Internal Blowout Prevention Tools, Top Drive IBOP Valve, AGS, Casing Protector
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Audited Supplier
Nera Petroleum Mechanical Manufacture Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2026
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Insulated Ball Gate Globe Check Plug Stop Valve, Jacketed Valve, Heat Traced Valve, Anti-Crystallization Valve, OEM Customized Sbv API 6D ASME CF3 CF8 Wcb/Wcc

Insulated Ball Gate Globe Check Plug Stop Valve, Jacketed Valve, Heat Traced Valve, Anti-Crystallization Valve, OEM Customized Sbv API 6D ASME CF3 CF8 Wcb/Wcc

US $ 1-2,000 / Piece FOB
10 Pieces (MOQ)
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Material : Stainless Steel
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Audited Supplier
Carter (Hangzhou) Valve Manufacturing Co., Ltd.

Zhejiang, China Since 2026
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Water Rubber Cast Icon DN150 Double Disc Wafer API Swing Air Control Check Valve

Water Rubber Cast Icon DN150 Double Disc Wafer API Swing Air Control Check Valve

US $ 1-1,000 / Piece FOB
1 Piece (MOQ)
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Main Products: Butterfly Valve, Check Valve, Gate Valve, Expansion Joint, Strainer, Cast Iron, Ball Valve, Gear Box, Hand Lever, Globe Valve
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Audited Supplier
Afcon Ningjin Yahua Industries Co., Ltd.

Shandong, China Since 2010
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Flanged API/ASME Swing Petroleum Ss 304/316L Check Valve

Flanged API/ASME Swing Petroleum Ss 304/316L Check Valve

US $ 26-5,000 / Piece FOB
1 Piece (MOQ)
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Connection Form : Flange
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Audited Supplier
Zhejiang Futai Valve Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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API ANSI ASME Check Valve Nickel-Based Alloy Titanium Alloy Bronze 4A/5A 2205/2507

API ANSI ASME Check Valve Nickel-Based Alloy Titanium Alloy Bronze 4A/5A 2205/2507

US $ 50-2,000 / Piece FOB
1 Piece (MOQ)
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Main Products: Ball Valve, Gate Valve, Globe Valve, Check Valve, Safety Valve, Flange, Knife Gate Valve, Sanitary Ball Valve, High Pressure Valve, High Temperature Valve
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Audited Supplier
Wenzhou Safety Import&Export Co., Ltd

Zhejiang, China Since 2024
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API Drill Pipe Float Valve 3f4r G Flapper Type F Type Check Valve Float Valve Sub/Float Valve for Oil Drilling with Plunger and Flapper

API Drill Pipe Float Valve 3f4r G Flapper Type F Type Check Valve Float Valve Sub/Float Valve for Oil Drilling with Plunger and Flapper

US $ 220-250 / Piece FOB
1 Piece (MOQ)
More
Operation Pressure : Atmospheric Pressure
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Audited Supplier
Shandong Xilong Machinery Equipment Co., Ltd.

Shandong, China Since 2023
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Related Videos
  • What is API 6D Full Bore Metal Vertical Stainless Steel Flanged Full Bore Non Return Swing Check Valve for Steam, Petrol, Oil, Gas
    What is API 6D Full Bore Metal Vertical Stainless Steel Flanged Full Bore Non Return Swing Check Valve for Steam, Petrol, Oil, Gas
    US $ 50-5,000 /Set
    1 Set (MOQ)
    Send Inquiry
  • What is API 6D Industrial Flange or Wafer Cast Iron or Forged Stainless Steel Ball or Swing Check Valve
    What is API 6D Industrial Flange or Wafer Cast Iron or Forged Stainless Steel Ball or Swing Check Valve
    US $ 48 /Piece
    1 Piece (MOQ)
    Send Inquiry
  • What is Industrial API Stainless Steel Swing Fuel Check Valve with Flanged Connection
    What is Industrial API Stainless Steel Swing Fuel Check Valve with Flanged Connection
    US $ 50 /Piece
    5 Pieces (MOQ)
    Send Inquiry
  • What is ANSI B16.34 API 600 ASTM A216 Wcb Swing Check Valve Class 150
    What is ANSI B16.34 API 600 ASTM A216 Wcb Swing Check Valve Class 150
    US $ 48-5,000 /Piece
    1 Piece (MOQ)
    Send Inquiry
API 4 Inch 150lb Aluminum Bronze C95800 Flange Swing Check Valve

API 4 Inch 150lb Aluminum Bronze C95800 Flange Swing Check Valve

US $ 500 / Piece FOB
1 Piece (MOQ)
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Main Products: Gate Valve, Globe Valve, Check Valve, Ball Valve, Butterfly Valve, Plug Valve, Safety Valve, Diaphragm Valve, Pinch Valve, Trap Valve Strainer
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2022
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Oil Ordinary Temperature OEM 1''~3'' NPT Di API Cast Iron Check Valve

Oil Ordinary Temperature OEM 1''~3'' NPT Di API Cast Iron Check Valve

US $ 0.88-0.99 / Piece FOB
1 Piece (MOQ)
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Connection Form : Thread
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Audited Supplier
Zhejiang Yongkang Yongyuan Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
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[Ruoteng] 150# ASME B16.5 RF Valve API 6D Anti-Static A216 Wcb Cast Carbon CF8 CF8m Swing Check Valve Flange End GB Pn16/40

[Ruoteng] 150# ASME B16.5 RF Valve API 6D Anti-Static A216 Wcb Cast Carbon CF8 CF8m Swing Check Valve Flange End GB Pn16/40

US $ 0.1-1 / Piece FOB
1 Piece (MOQ)
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Main Products: Stainless Steel Pipe Fittings, Stainless Steel Joints, Stainless Steel Elbow, Elbow, Valve, Joint
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Audited Supplier
Zhejiang Ruoteng Valve Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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About API Check Valve FAQ

  • QWhat are the advantages of custom Keystone Butterfly Valves?

    Upgrade your Butterfly Valve with the elegant and durable API Check Valve.Custom Keystone Butterfly Valves are designed for specific applications, enhancing efficiency. They offer better flow control, durability, and can be optimized for cost. If you're looking for wholesale rates, our factory-direct models can help reduce manufacturing expenses while maintaining performance.

  • QCan I receive custom OEM Keystone Butterfly Valves?

    The API Check Valve is a top choice in our Butterfly Valve collection.Yes, we specialize in providing custom OEM Keystone Butterfly Valves tailored to your specifications. As a distributor, we ensure our products align with both industry standards and your unique requirements. Contact us today for pricing and a tailored solution for your needs.

  • QHow do I choose the right Keystone Butterfly Valve type?

    The API Check Valve is a top choice in our Butterfly Valve collection.Choosing the right Keystone Butterfly Valve comes down to the application needs. Prioritize factors like medium type, pressure, and environment. Reach out to us for a price consultation to identify the optimal solution tailored to your requirements—our guide will help!

Premium API 6A Wafer NPT Check Valve for Industrial Applications

Premium API 6A Wafer NPT Check Valve for Industrial Applications

US $ 3.99 / Piece FOB
50 Pieces (MOQ)
More
Pressure : Low Pressure
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Audited Supplier
Qingdao Eathu Import and Export Co., Ltd.

Trading Company

Shandong, China Since 2012
Chat Now Send Inquiry
GB/API/JIS/DIN Flange&Threaded 150lb/Pn16 Ball Valve Wcb CF8 CF8m Ball Valve Floating&Trunnion Ball Valve Pneumatic/Electric Ball Valves Gate Valve Check Valve

GB/API/JIS/DIN Flange&Threaded 150lb/Pn16 Ball Valve Wcb CF8 CF8m Ball Valve Floating&Trunnion Ball Valve Pneumatic/Electric Ball Valves Gate Valve Check Valve

US $ 20 / Piece FOB
1 Piece (MOQ)
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Main Products: Valves
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Audited Supplier
Zhejiang Longgong Valves Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2019
Chat Now Send Inquiry
All Industrial Scenarios Fit Industrial API 2''-600lb-Wcb Angle Check Valve

All Industrial Scenarios Fit Industrial API 2''-600lb-Wcb Angle Check Valve

US $ 20 / Piece FOB
1 Piece (MOQ)
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Sealing Form : Gland Packings Globe Valve
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Audited Supplier
Zhejiang Jodith Industry Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2026
Chat Now Send Inquiry
Marine Valve Factory Direct Sale Customization Check Valve API 6D Stainless Steel CF8m Axial Flow Marine Use

Marine Valve Factory Direct Sale Customization Check Valve API 6D Stainless Steel CF8m Axial Flow Marine Use

US $ 194-43,940 / Piece FOB
1 Piece (MOQ)
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Main Products: Valves
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Audited Supplier
Top Valves Manufacture(Nantong) Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2025
Chat Now Send Inquiry
API Spec 6A Wellhead Stainless Steel Swing One Way Check Valve

API Spec 6A Wellhead Stainless Steel Swing One Way Check Valve

US $ 700-1,000 / Piece FOB
1 Piece (MOQ)
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Surface Treatment : Spray-Paint
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Audited Supplier
HEBEI XINHUAFA PETROLEUM MACHINERY CO., LTD.

Manufacturer/Factory & Trading Company

Hebei, China Since 2019
Chat Now Send Inquiry
API Cast Steel Swing Check Valve-H44

API Cast Steel Swing Check Valve-H44

US $ 10-300 / Piece FOB
5 Pieces (MOQ)
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Main Products: Check Valve
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Audited Supplier
Zhejiang Naibang Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2011
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10000psi API 7-1 Inside Bop Valve, Kelly Valve, Check Valve, Fosv, Gray Valve, Drop in Check Valve

10000psi API 7-1 Inside Bop Valve, Kelly Valve, Check Valve, Fosv, Gray Valve, Drop in Check Valve

US $ 200-800 / Piece FOB
1 Piece (MOQ)
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Material : Alloy
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Audited Supplier
Tianhe Oil Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Heilongjiang, China Since 2011
Chat Now Send Inquiry
Reflux Valve Check Valve Non-Return Valve, 304 Stainless Steel (CF8) Material, FF Flange Connection, Electric Drive Adjustable, High Temperature Resistant, API

Reflux Valve Check Valve Non-Return Valve, 304 Stainless Steel (CF8) Material, FF Flange Connection, Electric Drive Adjustable, High Temperature Resistant, API

US $ 1-2,000 / Piece FOB
10 Pieces (MOQ)
More
Main Products: Gate valve, globe valve, ball valve, butterfly valve, plug valve, diaphragm valve, check valve, one-way valve, control valve, pressure reducing valve, safety valve, filter, pneumatic valve, electric v
Send Inquiry
Audited Supplier
Carter (Hangzhou) Valve Manufacturing Co., Ltd.

Zhejiang, China Since 2026
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Cheap Anti-Corrosive SUS304 API Non-Return Valve CF8 CF8m Check Valve

Cheap Anti-Corrosive SUS304 API Non-Return Valve CF8 CF8m Check Valve

US $ 25-45 / sets FOB
1 sets (MOQ)
More
Pressure : Ordinary Temperature
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Audited Supplier
Jiangsu Shoulong Valve Co., Ltd.

Jiangsu, China Since 2019
Chat Now Send Inquiry
API Ibop for Top Drive, Inside Bop, Drop-in Check Valve

API Ibop for Top Drive, Inside Bop, Drop-in Check Valve

US $ 1,500-3,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Handling Tools, Solid Control Equipment, Cementing Tools, Drilling Tools, Downhole Tools, API 6A Valve
Send Inquiry
Audited Supplier
Shandong Yacheng Petroleum Technology Co., Ltd.

Trading Company

Shandong, China Since 2022
Chat Now Send Inquiry
Forged Steel Swing A105 Check Valve Non Return API Class800 Class 1500

Forged Steel Swing A105 Check Valve Non Return API Class800 Class 1500

US $ 30-35 / Piece FOB
1 Piece (MOQ)
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Structure : Swing
Send Inquiry
Audited Supplier
SHAANXI RUIYANG IMPORT EXPORT CO., LTD.

Shaanxi, China Since 2018
Chat Now Send Inquiry
API 600 Hand Operated 10 Inch Gate Valve for Oil and Gas 1/2" Swing Check Valve

API 600 Hand Operated 10 Inch Gate Valve for Oil and Gas 1/2" Swing Check Valve

US $ 4.5 / Piece FOB
50 Pieces (MOQ)
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Main Products: Valve
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Audited Supplier
Wenzhou Leina Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2014
Chat Now Send Inquiry
API 6A Oilfield Pressure Seal Check Valve

API 6A Oilfield Pressure Seal Check Valve

US $ 500-1,000 / Set FOB
1 Set (MOQ)
More
Function : Ddcv Double Lobe
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Audited Supplier
Jiangsu Solid Machinery Manufacturing Co., Ltd.

Jiangsu, China Since 2022
Chat Now Send Inquiry
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