Click to enlarge image M.A. Stewart & Sons Ltd. (MAS) has developed a full line of private label “MAS” valves, including Brass, Bronze, Carbon, Low Alloy and Stainless Steel Ball and Butterfly valves. Special options include NACE, API 607 Firesafe, ASME B16.34, CSA, NSF in NPT & solder, as well socket weld, butt-weld & flanged end connections for industrial applications.

Certifications

API

F-600-CS-F-SS-FS-N: MAS, WCB (Carbon Steel), Full Port, Ball Valve

A Lever-operated Ball Valve manufactured by MAS in sizes 2" - 6" (inches).

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Brand MAS
Body Material WCB (Carbon Steel)
Ball Material CF8M (Stainless Steel)
Seat Material R-PTFE (PTFE)
End Connection Flanged
Model Number F-600-CS-F-SS-FS-N
Operator Lever
Type Ball Valve
Pressure 2" - 6" : 600 PSI
Sizes 2" - 6" (Additional Sizes and Material Options Available)
    2" 3" 4" 6"
Questions?
We aim to have a response to you within 1-2 business days. If you have an urgent question, feel free to call us toll-free at 1-800-594-8431.
Technical

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Manufacturer

M.A. Stewart & Sons Ltd. (MAS) has developed a full line of private label “MAS” valves, including Brass, Bronze, Carbon, Low Alloy and Stainless Steel Ball and Butterfly valves. Special options include NACE, API 607 Firesafe, ASME B16.34, CSA, NSF in NPT & solder, as well socket weld, butt-weld & flanged end connections for industrial applications. In 1988, M.A. Stewart & Sons Ltd. entered into a 50% Joint Venture Agreement (JVA) with a Taiwan based valve manufacturer to produce the MAS brand valve solely for M.A. Stewart & Sons Ltd. group of companies. In 2005, the company moved its operations from Taiwan and is currently manufacturing all products in Fuzhou, China.

M.A. Stewart & Sons Ltd. offers a trend-setting 3 year limited warranty on all MAS branded products.

About M.A. Stewart & Sons Ltd.