Original QF-35C Standard Specification, compatible with UNF 1.125-12 cylinder thread & G1/2 outlet, for food-grade & industrial use

15MPa High Pressure Resistance, built-in safety relief device (burst pressure 21±1.5MPa) for double protection against leakage

High-Quality Forged Brass Body, corrosion-resistant & oil-free treated, compatible with CO2, inert gases and more media

Handwheel Operated Design, smooth & labor-saving switch, precise flow control, ideal for soda machines, beer taps, industrial cylinders

100% Leakage & Pressure Tested, each valve inspected for airtightness, compliant with cylinder safety accessory standards

Qingdao Yida Tongtu Machinery Technology Co., Ltd., in the beautiful coastal city of Qingdao. Specializing in high-growth ventures such as valves and power equipment, the company is dedicated to providing comprehensive solutions for industries including petroleum, chemicals, and water utilities, empowering clients to grow and achieve success.
We are a cutting-edge trading enterprise specializing in one-stop industrial valve matching, deeply cultivating gate valves, globe valves, ball valves, check valves, butterfly valves, etc. Our main products include American standard API, German standard DIN, and Japanese standard JIS, suitable for various industries such as chemical, petroleum, gas, power, metallurgy, etc.
We selects qualified factories from the source, strictly controls product quality, adheres to the direct supply mode, and relies on the advantages of a streamlined and efficient team to achieve rapid implementation of customer demands. At the same time, we can provide customers with standard spot goods, non-standard customization, OEM, project batch matching, and a complete set of export documentation services, becoming a long-term stable valve procurement partner for customers with professionalism, reliability, and high cost-effectiveness.

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