1″-600LB Oxygen Globe Valve

1″-600LB Oxygen Globe Valve

Size 1″ (DN25)
Pressure Class Class 600 (PN100)
Design Type Globe Valve (Bolted Bonnet)
End Connections Flanged RF (Raised Face) / Butt Weld (optional)
Flange Standard ASME B16.5
Temperature Range -29°C ~ +200°C (depending on seating material)
Media Oxygen, Nitrogen, Inert Gases

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Technical Data Sheet

Product: Oxygen Service Globe Valve
Size / Rating: 1″ – Class 600 (RF / BW)

  1. General Description

This globe valve is specifically designed for oxygen service, manufactured and cleaned in strict accordance with oxygen‑compatible requirements. The body is constructed of fully austenitic stainless steel, featuring an anti‑static design and rigorous degreasing procedures to ensure safe and reliable operation under high‑pressure oxygen conditions. It is widely used in air separation units, oxygen transmission pipelines, steelmaking, and chemical plants where safety is paramount.

  1. Basic Specifications

Parameter

Spesifikasi

Saiz

1″ (DN25)

Pressure Class

Class 600 (PN100)

Design Type

Globe Valve (Bolted Bonnet)

End Connections

Flanged RF (Raised Face) / Butt Weld (optional)

Flange Standard

ASME B16.5

Julat Suhu

-29°C ~ +200°C (depending on seating material)

Media

Oxygen, Nitrogen, Inert Gases

  1. Material Specification

No.

Part Name

Standard Material

Teguran

1

Badan

CF8M (316 SS) / F316L

Austenitic stainless steel

2

Bonnet

CF8M (316 SS) / F316L

Same as body

3

Cakera

316L + Stellite hardfacing

Wear and erosion resistant

4

tempat duduk

Integral Stellite overlay on body

No loose seat, eliminates risk of loosening

5

Batang

F316L / 17-4PH

High strength, corrosion resistant

6

Packing

Flexible Graphite + anti‑extrusion rings

Low emission, oxygen compatible

7

Stem Nut

Aluminum Bronze / Stainless Steel

Anti‑galling, spark resistant

8

Handwheel

Carbon Steel / Stainless Steel

Locking device optional

  1. Special Design Features for Oxygen Service

4.1 Degreasing & Cleaning

  • 100% degreasing – All components are thoroughly degreased and cleaned prior to assembly to ensure no oil, grease, or organic residues remain.
  • Cleanliness verification – Inspected under UV light and tested for residual content in accordance with ASTM G93 or CGA G‑4.1.
  • Packaging & labeling – Valves are packaged in clean, sealed bags and clearly labeled “Oxygen Service” or “Degreased”.

4.2 Material Compatibility

  • All wetted metal parts are austenitic stainless steel (316/316L) with excellent corrosion and oxidation resistance.
  • Packing and gaskets are non‑combustible, oxidation‑resistant flexible graphite, compatible with oxygen service.

4.3 Anti‑Static & Fire Safety Design

  • Anti‑static device – A grounding spring ensures electrical continuity between the stem and body, preventing static charge accumulation.
  • Blowout‑proof stem – Stem is designed with a blowout‑proof feature to prevent ejection in the event of packing failure.
  • Fire safe – Optional design meeting API 607 requirements.

4.4 Flow Path Design

  • Smooth, pocket‑free flow path minimizes particle accumulation and high‑velocity localized flow.
  • Globe valve design with flow “under the disc” ensures tight shut‑off.
  1. Testing & Standards

Test / Standard

Reference

Design & Manufacture

ASME B16.34 / BS 1873

Flange Standard

ASME B16.5

Pressure Testing

API 598

Shell Test

1.5 × Class 600 (15.0 MPa)

Seat Leakage Test

1.1 × Class 600 (11.0 MPa)

Degreasing Standard

ASTM G93 / CGA G‑4.1

Fugitive Emission (optional)

ISO 15848‑1 / TA‑Luft

Fire Safe (optional)

API 607 / ISO 10497

  1. Installation & Maintenance Notes

6.1 Installation Precautions

  • Flow direction – Install according to the flow arrow on the body (flow under the disc).
  • Oil‑free handling – All tools, gloves, and sealing materials must be clean and oil‑free. Do not use oil‑based lubricants.
  • Flange connection – Use oil‑free gaskets (spiral wound stainless steel recommended). Tighten bolts evenly in a cross pattern.

6.2 Operation & Maintenance

  • Operasi – Operate the handwheel smoothly and slowly to avoid pressure surges or friction sparks.
  • Periodic inspection – Regularly inspect the packing area for leakage. If slight leakage occurs, carefully tighten the packing gland.
  • Maintenance – After any repair, the valve must be re‑degreased before returning to oxygen service.
  1. Approximate Dimensions (for reference)

Dimension

Value (mm / inch)

Face‑to‑Face Length (L)

~216 mm (8.5″)

Flange Outer Diameter

Per ASME B16.5 Class 600

Flange Bolt Circle

Per ASME B16.5 Class 600

Overall Height (H)

~280 mm

Handwheel Diameter

~150 mm

Note: Final dimensions are subject to the specific design; certified GA drawings should be referenced for engineering purposes.

Remarks:

  1. This valve is dedicated to oxygen service and must not be used in non‑degreased piping systems.
  2. For actuated versions (electric or pneumatic), an ISO 5211 top mounting flange is available; the actuator and coupling must also be degreased.
  3. For high‑pressure oxygen service (> 3 MPa), a slow‑closing actuator is recommended to avoid pressure surges.

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