1. Overall Color Scheme: Main body with blue shock‑resistant protective cover, brass valve body, dual pressure gauge dials
2. Gauge Configuration: Dual‑gauge design (High‑pressure gauge + Low‑pressure gauge)
   • Right high‑pressure gauge: Monitor internal pressure of oxygen cylinder
   • Left low‑pressure gauge: Monitor output working pressure
3. Protection Design: Blue corrugated shock‑resistant rubber outer ring around pressure gauges, anti‑drop, anti‑vibration and anti‑impact to protect dials
4. Pressure Adjustment Structure: Manual pressure‑adjusting knob marked with "OPEN" at the bottom; clockwise for pressure increase, counter‑clockwise for pressure decrease
5. Interface Configuration:
   • Inlet Port: G5/8 standard oxygen thread interface (compatible with national standard oxygen cylinders)
   • Outlet Port: Brass barb fitting, compatible with 8mm/10mm oxygen rubber hoses
6. Internal Structure: Single‑stage pressure reduction structure, built‑in safety valve, precision filter element and brass pressure‑reducing diaphragm

3. Core Technical Parameters

1. Inlet Pressure (High‑pressure Range): 0~25MPa (compatible with 15MPa full pressure of standard 40L oxygen cylinder)
2. Output Pressure (Low‑pressure Range): 0~2.5MPa, normal working adjustment range: 0.1~1.6MPa
3. Nominal Flow Rate: Max. 50m³/h, meeting conventional industrial gas cutting and welding requirements
4. Pressure Gauge Accuracy: Grade 2.5 industrial precision for stable and accurate pressure display
5. Safety Valve Opening Pressure: Approx. 3MPa, automatic pressure relief under overpressure to ensure safety
6. Applicable Ambient Temperature: -20℃ ~ +60℃
7. Net Weight: Approx. 1.2~1.8kg, portable industrial‑grade model

4. Material Attributes

1. Valve Body Main Material: Forged full brass, corrosion‑resistant, high‑pressure resistant, rust‑proof with excellent sealing performance
2. Pressure‑reducing Diaphragm: Precision stainless steel/ceramic diaphragm for stable pressure regulation and long service life
3. Pressure Gauge Housing: Metal dial with rubber shock‑resistant outer ring
4. Fitting Accessories: Pure brass threaded joints for strong sealing and air‑tightness

5. Functional & Safety Attributes

1. Core Functions: High‑pressure gas pressure reduction, output pressure stabilization, real‑time pressure monitoring
2. Safety Configurations: Built‑in overpressure safety valve, inlet filter screen (anti‑clogging by impurities), flashback prevention structure
3. Durability Features: Shock‑resistant, drop‑resistant, explosion‑proof, high/low temperature resistant, suitable for harsh working conditions in construction sites and workshops
4. Sealing Performance: Multi‑layer sealing structure with extremely low air leakage rate, stable air‑tightness for long‑term use

6. Compatibility & Application Attributes

1. Compatible Cylinders: National standard 40L industrial oxygen cylinders
2. Compatible Tools: Oxygen cutting torches, gas welding torches, welding & cutting equipment
3. Application Scenarios: Steel structure processing, hardware welding, automobile maintenance, sheet metal cutting, pipeline installation and other industrial fields

7. Additional Product Attributes

1. Packaging Specification: Single unit packed in independent carton, bulk packing available
2. Warranty Period: 3‑6 months for standard industrial models
3. Similar Derivative Models: Acetylene regulator, propane regulator, CO₂ regulator available in the same series, distinguished only by color, interface and pressure range