Garlock Gar Seal Lined Butterfly Valves
Butterfly Valves are renowned throughout the chemical, petrochemical, process, and many other industrial sectors for their quality, performance and reliability in demanding conditions. Garlock valves set the standard in TA-Luft compliance, plus the valves are certified with SIL 3 according to EN 61508.
Chemical, petrochemical, process industry and many other branches are permanent customers.
They know: high-quality valves have a good return on investment. The economic advantages with reduced maintenance, troublefree operation and superior service life are convincing.
Garlock valves define standards. The antistatic liner SAFETY-SEAL, valves tested according to “TA-Luft”, MOBILE-SEAL valves for transportation business with TÜ.AGG.044-84 is granted the type test approval mark No. for tanks for transport of dangerous goods – some examples for successful Garlock valve and the applications.
Tested and certified by the TÜV, Garlock valve bodies meet the requirements against internal pressure according to the DIN 3840.
Depending on the mounting situation all diameters and liner types are available in both, wafer body or lug body design.
A void-free lining of 3 mm min. is guaranteed. High density and structure of the crystals in the lining components protect against permeation. Provides superior service
life and economical advantages.
• Ductile iron GGG 40.3 according to AD-leaflet W 3/2.
• Heat resistant ferrite cast steel GS-C 25 according to AD-leaflet W5.
• Special steel casting 1.4581 according to AD-leaflet W5.
The GAR-SEAL valves are available in four different liner materials. Discs are available in different metals, too. For all operating conditions, a unit quality and safety level is guaranteed.
Valve stem packings:
The shaft outlet at the top flange of the valve is sealed with two O-Rings against atmospheric corrosion. GARSEAL valves meet the requirements of the German clean air