Patson marketing services provides ball valves as per international standards in single piece /three piece design regular/ full port construction. The ball valves are available with technical specifications like 15 to 200 mm size; asa 150 and 300 class pressure; end connection screwed to bsp/ npt, flanged to ansi b 16.5/ bs 10/ bs 4504/ is 1538 and cast iron to is 210 grade fg 200, cast carbon steel to astm 216 grade wcb, cast stainless steel to astm a 351 grade cf8/cf8m/cf8c and other standard grades materials. The ball valves come with salient features like bottom entry non pop-up type stem and firm grip with ball and positive alignment with ports.