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Wenzhou Xidelong Valve Co. LTD

  • China,Wenzhou ,Zhejiang
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China DN50 PN16 Flanged Ball Valve CF8M Stainless Steel Degreased Oxygen Clean Full
China DN50 PN16 Flanged Ball Valve CF8M Stainless Steel Degreased Oxygen Clean Full

  1. China DN50 PN16 Flanged Ball Valve CF8M Stainless Steel Degreased Oxygen Clean Full

DN50 PN16 Flanged Ball Valve CF8M Stainless Steel Degreased Oxygen Clean Full

  1. MOQ: 1 Piece
  2. Price: USD 60-250 / Piece
  3. Get Latest Price
Nominal Diameter DN50 (2 inch)
Seat Material PTFE
Payment Terms T/T,L/C,PayPal,
Body Material Stainless Steel CF8M (316)
Ball Material Stainless Steel 316
Connection Standard EN 1092-1 PN16
Supply Ability 3000 Pieces per Month
Stem Material Stainless Steel 316
Pressure Rating PN16
Delivery Time 7-15 working days
Surface Treatment Degreased / Oxygen Cleaned
Bore Type Full Bore
Working Temperature -29°C to 180°C
Valve Type Flanged Floating Ball Valve
Packaging Details Oxygen-clean sealed poly bag with desiccant, export-grade plywood case
Place of Origin Zhejiang, China
Certification ISO 9001:2015, CE
Brand Name Xidelong
Model Number DN50-PN16

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  1. Product Details
  2. Company Details

Product Specification

Nominal Diameter DN50 (2 inch) Seat Material PTFE
Payment Terms T/T,L/C,PayPal, Body Material Stainless Steel CF8M (316)
Ball Material Stainless Steel 316 Connection Standard EN 1092-1 PN16
Supply Ability 3000 Pieces per Month Stem Material Stainless Steel 316
Pressure Rating PN16 Delivery Time 7-15 working days
Surface Treatment Degreased / Oxygen Cleaned Bore Type Full Bore
Working Temperature -29°C to 180°C Valve Type Flanged Floating Ball Valve
Packaging Details Oxygen-clean sealed poly bag with desiccant, export-grade plywood case Place of Origin Zhejiang, China
Certification ISO 9001:2015, CE Brand Name Xidelong
Model Number DN50-PN16
High Light DN50 PN16 flanged ball valveCF8M stainless steel ball valvefull bore floating ball valve

DN50 PN16 Flanged Ball Valve CF8M — Degreased & Oxygen Clean Full Bore Floating Ball for Oil Free Service

The Xidelong DN50 PN16 Flanged Ball Valve is a premium full-bore floating ball valve specifically processed with degreasing and oxygen-cleaning treatment for oil-free service applications. Manufactured with a CF8M (ASTM A351 Grade 316) stainless steel body, ball, and stem, this valve is engineered to meet the stringent cleanliness requirements of oxygen pipelines, high-purity gas systems, and critical process industries where hydrocarbon contamination is unacceptable.

Degreasing & Oxygen Clean Process

Each valve undergoes a rigorous multi-stage cleaning protocol:

  • Alkaline Degreasing Bath: Complete immersion in heated alkaline solution to remove all machining oils, cutting fluids, and surface grease
  • Ultrasonic Cleaning: High-frequency ultrasonic cavitation in deionized water to dislodge micro-particulate contaminants from threaded connections and cavity surfaces
  • Final Rinse: Multiple deionized water rinses to eliminate residual cleaning agents
  • Hot Air Drying: Filtered hot air drying in a cleanroom environment to prevent recontamination

Key Features

Feature Benefit
CF8M Stainless Steel Construction Superior corrosion resistance across body, ball, and stem; compatible with high-purity media without metallic ion leaching
Full Bore Design Unrestricted flow path with zero pressure drop; identical to pipe inner diameter for pigging and maximum flow efficiency
Blowout-Proof Stem Bottom-entry stem with integral shoulder prevents stem ejection under pressure; anti-static device between stem and ball ensures electrical continuity
ISO 5211 Mounting Pad Standardized top flange for direct mounting of pneumatic or electric actuators without custom bracket fabrication

Technical Specifications

  • Nominal Diameter: DN50 (2 inch)
  • Pressure Rating: PN16 (Class 150 equivalent)
  • Body / Ball / Stem: ASTM A351 CF8M (316 Stainless Steel)
  • Seat & Seal: Virgin PTFE
  • Bore Type: Full Bore
  • Design Standard:  ASME B16.34
  • Flange Standard: EN 1092-1 PN16 (ASME B16.5 Class 150 available on request)
  • Face-to-Face: ASME B16.10 Long Pattern
  • Fire-Safe: available on request
  • Working Temperature: -29°C to +180°C

Target Applications

  • Oxygen Pipelines: Air separation units, steel mill oxygen lancing, hospital medical gas systems, oxy-fuel combustion lines
  • High-Purity Gas Distribution: Semiconductor fabrication, pharmaceutical manufacturing, laboratory gas supply networks
  • Chemical Processing: Solvent transfer, monomer feed lines, reactive chemical systems where hydrocarbon contamination causes side reactions
  • Aerospace: LOX / LN₂ ground support equipment, propellant handling systems

Quality Assurance

  • 100% shell pressure test at 1.5x rated pressure per API 598
  • 100% seat leakage test at 1.1x rated pressure
  • Material certificate (EN 10204 3.1) for all pressure-containing parts

Contact Xidelong today for a competitive quotation, technical datasheet, or to discuss your specific oxygen-clean valve requirements.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company,Seller,Other

  • Year Established:

    2007

  • Total Annual:

    1000000-100000

  • Employee Number:

    >100

  • Ecer Certification:

    Verified Supplier

Xidelong Brief Introduction   Xidelong is a professional manufacturer in valve automation, integrating with research and development, manufacturing, sales and after-sales services of valve and accessories over 12 years.   The factory of Xidelong valve is located in Longwan (Zhe... Xidelong Brief Introduction   Xidelong is a professional manufacturer in valve automation, integrating with research and development, manufacturing, sales and after-sales services of valve and accessories over 12 years.   The factory of Xidelong valve is located in Longwan (Zhe...

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  • Wenzhou Xidelong Valve Co. LTD
  • No566 Binhai 3rd road yongxing subdistrict longwan dist wenzhou zhejiang china
  • https://www.flanged-ballvalve.com/

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