緊急釋壓閥

緊急釋壓閥

Leakage is well below the API2000 standard and guarantees high setting accuracy (±3%).

All parts are field replaceable

Full-opening construction

Every 7100 emergency relief valve passes rigorous scrutiny and leak testing before it leaves the factory

Corrosion-resistant serviceability

Certified displacement curves

Supports ANSI, DIN, and HG/T20592~20635-2009 flanges

特點
1. A traffic map certified by a third-party authoritative organization that meets the requirements of ISO28300
2. Adopting high sensitivity 10% airfoil valve disc technology
3. Adopting a linear annular embedded O-ring sealing method
4. Mechanical guidance design of valve disc

社會與經濟效益
在储罐正常工作压力下，经阀门现场检测，VOCs排放浓度范围在1.61-15.2 mg/m3之间，满足《挥发性有机物无组织排放标准》（GB37822-2019）附录A规定的厂界VOCs无组织排放特别限值20 mg/m3的要求，社会效益显著。.
2.可節省 VOCs 收集和處理設施，同時大幅降低氮氣消耗，為企業帶來顯著的經濟效益。.

Emergency Pressure Relief Valve - Pressure Relief Valves | Wanan Technology
Emergency Pressure Relief Valve - Pressure Relief Valves | Wanan Technology

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常見問題

A closed loop sampler is a safety device used to collect liquid samples from pipelines or storage tanks without exposing operators to hazardous chemicals. Wanan closed loop samplers comply with API MPMS 8.2 standard and feature a sealed design that returns purge fluid back to the process, eliminating VOC emissions.

Wanan flame arrestors are certified to ISO 16852, ATEX (European Explosive Atmospheres Directive), and EN 12874 standards. We provide type test reports for IIA, IIB, and IIC gas groups. All products are manufactured in our ISO 9001:2015 certified facilities.

Yes. Wanan Technology is a registered qualified supplier for Sinopec, PetroChina, CNOOC (China), ExxonMobil, LukOil (Russia), ENI (Italy), KazMunayGas (Kazakhstan), and PDVSA (Venezuela), among others.

Wanan Technology has manufacturing facilities in Germany, USA, and China. We also have inventory and sales service centers in UAE to serve Middle East and global customers with fast delivery.

Wan’an Technology’s closed sampler is suitable for liquid sampling scenarios involving toxic and hazardous media in petrochemical, natural gas, oil refinery, and tank farm industries. It complies with API MPMS 8.2 standards, prevents operators from coming into contact with hazardous substances, and meets HSE environmental emission requirements.

A: Standard products ship within 2-4 weeks from order confirmation. Custom-engineered solutions typically require 6-8 weeks depending on specification complexity. For urgent projects, we offer expedited production upon request — contact our sales team with your timeline and we will work out a schedule.

A: Our products comply with major international standards including ISO 3170 (petroleum sampling), API MPMS 8.1/8.2, ATEX for explosive atmospheres, ASME, and EAC. DOT and TPED certifications are available for sample cylinders. We provide full certification documentation and material test certificates with every order.

A: Yes. We offer sample units for evaluation purposes. Upon approval, we ship one or two units so you can verify compatibility with your application, materials, and site conditions before committing to a volume order. Shipping costs may apply depending on destination.