China LPG Valve, Industrial Gas Supplier

PROFESSIONAL

PROFESSIONAL

SIAN Valve focuses on fire valves, LPG cylinder valves, industrial gas cylinder valves, medical gas valves, etc., totally more than 200 varieties of valves and related accessories. With an annual production of 20 million sets of valves, we are one of the leading valve brands in the world. Our sales network covers more than 50 countries and regions.

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QUALITY

QUALITY

Our factory has passed the certification of ISO9001 quality management system and ISO14001 environmental management system. We also have international certifications such as: CCS, CE, TPED, EN3, VDE, ECE-R110, NSEML (National Special Equipment Manufacturing License), etc.

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DIVERSE

DIVERSE

With more than 30 years’ experience of valve production and R&D, SIAN Valve focuses on fire valves, LPG cylinder valves, industrial gas cylinder valves, medical gas valves, etc. With an annual production of 20 million sets of valves, we are one of the leading valve brands in the world.

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SERVICE

SERVICE

(1) Specialized in manufacturing valves for nearly 30years;
(2) Most advanced equipments and strict quality control in China;
(3) Customized OEM products are available;
(4) Prompt delivery time: 20-25days after receipt of advance payment;
(5) Patient explanation before order and timely after-sale service;
(6)Persistent improvement on service and products.

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INNOVATION

INNOVATION

We have set-up branches and R&D centers in United States and Europe. We provide our products and services to the top 6 Gas companies in the world. We also have our national level R&D center in China, and we are participating in national projects, such as the National Torch Plan.

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SIAN--Gas Flow Control Expert

Ningbo Fuhua Valve Co., Ltd. -------
With more than 30 years’ experience in valve production and R&D, SIAN Valve focuses on LPG cylinder valves, industrial gas cylinder valves, CNG valves, medical gas valves, fire extinguisher valves, etc., a total of more than 300 varieties of valves and related accessories.
With an annual production of 20 million sets of valves, we are one of the leading valve brands in the world.

READ MORE
R&D CENTER
We have set up branches and R&D centers in the United States and Europe.
We provide our products and services to the top 6 Gas companies in the world.

READ MORE
SERVICE
Customized OEM products are available; Prompt delivery time: 20-25 days after receipt of advance payment; Patient explanation before order and timely after-sale service.

READ MORE

MAIN PRODUCTS

SIAN Valve focuses on LPG cylinder valves, industrial gas cylinder valves, CNG valves, medical gas valves, fire extinguisher valves, etc.

LPG CYLINDER VALVES

The cutting edge equipment produces first-class valves. SiAN LPG cylinder valves are not only safe and reliable, but also to provide users with better safety gas use experience.
COMPREHENSIVE GAS CYLINDER VALVES

SiAN(Fuhua) offers a wide range of valves, including industrial gas valves and medical gas valves. Sian committed to fluid control, creating a safe and livable environment for humans. We have been cooperating with domestic and overseas well-known oil & gas companies, gas cylinder companies.
FIRE EXTINGUISHER VALVES

SiAN(Fuhua) fire extinguisher valves are often used in CO2 high pressure cylinder with a working pressure of 174 bars. And Dry powder fire extinguisher cylinder with 20 bars. Fire Extinguisher Valves can be equipped with bursting disc and leak device.

NEWS CENTER

Industry News

Maximizing Safety and Efficiency with SIAN's Advanced LPG OPD Valve

02/06/2023

If you're using LPG cylinders, you know how important it is to prioritize safety and efficiency. That's why the LPG OPD Valve is a must-have for any LPG distribution system. The LPG OPD Valve is a safety device that prevents overfilling of LPG cylinders, protecting against accidents and leaks caused

Why Do POL Valves Use Left-Hand Threads?

15/08/2026

Why does your propane regulator tighten counter-clockwise? Learn the safety logic of left-hand POL threads and avoid dangerous gas connection errors.

POL Valve Thread Size Guide: How to Match Cylinder and Regulator Connections

12/08/2026

Master POL valve thread size (CGA 510, 0.880-14 LH NGO). Stop dangerous leaks & cross-threading. Get safe LPG connections.

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Industrial Gas Cylinder Valves: Types, Standards, and Selection Guide

12/07/2026

Learn how to select the right industrial gas cylinder valve. This guide covers valve types, gas compatibility, CGA standards, and safety protocols.

SIAN--Gas Flow Control Expert

Ningbo Fuhua Valve Co., Ltd. -------

With more than 30 years’ experience in valve production and R&D, SIAN Valve focuses on LPG cylinder valves, industrial gas cylinder valves, CNG valves, medical gas valves, fire extinguisher valves, etc., a total of more than 300 varieties of valves and related accessories.

With an annual production of 20 million sets of valves, we are one of the leading valve brands in the world.

Maximizing Safety and Efficiency with SIAN's Advanced LPG OPD Valve

Why Do POL Valves Use Left-Hand Threads?

POL Valve Thread Size Guide: How to Match Cylinder and Regulator Connections

Industrial Gas Cylinder Valves: Types, Standards, and Selection Guide

PRODUCTS

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