Grade 0.5 High-Reliability Process Industrial Pressure Gauge
Grade 0.5 High-Reliability Process Industrial Pressure Gauge
0.5 grade high reliability stainless steel process pressure gauge, ±0.5% FS accuracy, dual scale MPa/psi, ideal for oil gas, petrochemical and refinery applications.
Product Overview
All-stainless-steel grade 0.5 high-reliability process pressure gauge, engineered for high precision, stability and
repeatability on critical process loops. Well-suited for demanding refinery and oil-gas site operating conditions.
Available Models
YTH-100/114/150, YTHN-100/114/150, YTF-100/150, YTQ-100/160, YTQN-100/160, YQS-4.5, YQS-4.5W, YTD-150, YTDN-150
Available Options
Dial Diameter: Φ100 / Φ114 / Φ150 / Φ160
ndustry Applications
Designed for positive, negative and compound pressure measurement of non-crystallizing, non-solidifying liquid and gas media non-corrosive to Cr-Ni stainless steel.
Commonly deployed for high-accuracy monitoring on key refinery units, petrochemical facilities and critical oil-gas skid systems.
Key Features
High precision up to ±0.5% F.S. for critical-process monitoring
316L SS Bourdon tube with argon-arc welded measuring system
Aluminium dial, white background with black clear markings
Laminated / tempered safety glass window, impact-resistant
Built-in over-travel limit stop for internal-mechanism protection
Optional breather-valve plug (＜1MPa range) for case-pressure compensation
140% F.S. short-term overpressure tolerance; 300000-cycle fatigue life
Dual-vibration rating: dry-type V.H.3, liquid-filled V.H.4
Technical Specifications
Accuracy Class: ±0.5% F.S.
Vibration Resistance: Dry: V.H.3 (GB/T 17214.3); Liquid-filled: V.H.4 (GB/T 17214.4)
Range: Positive pressure: 0-0.1 / 0.16 / 0.25 / 0.4 / 0.6 / 1.0 / 1.6 / 2.5 / 4 / 6 / 10 / 16 / 25 / 40 / 60 MPa (15~
8702 psi)
Vacuum & compound range: -0.1-0 / 0-0.06 / 0-0.15 / 0-0.3 / 0-0.5 / 0-0.9 / 0-1.5 / 0-2.4 MPa (-14.5 ~ 348 psi)
Dual-scale dial (MPa / psi) optional for Middle-East projects. Note: Non-standard ranges not supported.
Working Temperature: -40℃ ~ 70℃
Max Medium Temperature: ＜200℃
Temperature Error: ≤0.04% F.S./℃ (@20±5℃ reference)
Short-term Overpressure: 140% F.S.
Fatigue Life: 300000 cycles (standard conditions)
Wetted Parts: 316L SS Bourdon tube; 304/316L/321 SS socket
Measuring Range: Standard ranges only, non-standard ranges unsupported
Standard Options
Structural Version: Liquid-filled shock-resistant type for heavy-vibration service
Custom Service (upon request): Monel K400 / Hastelloy C-276 wetted-part upgrade, custom NPT/BSP threads
Core Reminder
Dry-type models apply to low-vibration steady-state working conditions. Liquid-filled YTHN versions are
recommended for heavy vibration scenarios caused by pumps and compressors. Temperature deviation will cause minor linear errors within the standard allowable range.
Selection Support
For complete ordering specifications, mounting drawings and detailed technical validation, please share your site working-condition data. Our factory technical team will deliver a professional customized selection scheme.