As one of the leading metal seat floating ball valve manufacturers and suppliers in China and equipped with a productive factory,Website: , Shanghai Hugo Valve Co.,Ltd is always at your service.Metal seat floating ball valve DescriptionThe sealing method we adopted for this kinds of ball valve 's body and seat is metal to metal, in order to guarantee the reliable sealing under different temperature and pressure, can use many advanced hardening technology for ball and seat according to users different working condition, such as supersonic spray,nickel base spray welding, surface specialty hardening,hard alloy spray welding and ceramic material with high strength and hardness, the surface hardness of ball valve body and ball can reach more than HRC 60, maximum can up to HRC 74, the sealing surface material can bear about 540℃ temperature to maximum 980℃.Material's bonding strength  can reach 10000 psi and above,besides the sealing material is of rub resistance and impact resistance, metal to metal ball valve can meet most of the serious working condition.Characteristics1, float ball design with full port ( 2 piece or 3 piece body is available)2, excellent tightness function3, anti-static structure4, double block and bleed functionValve materials Body material : WCB,A105,LCB,304/F304, 316/F316 S.S.,304L/F304L,F316L, Alloy steel Ball material : A105, F304/F316/316L (chrome plate is available, 100µm ~ 1000µm) Stem material :410S.S., F304,F316, F316L Seat material : WC-Co Applicable standard for Valve :Design and Manufacture according to: API608,API6D,ASME B16.34, DIN, Length of Face to face : ASME B 16.10,DIN Flange size standard: ASME B 16.5, DIN Test and inspection standard: API 598, DINNPS : 1/2''-8'' ( 15mm - 200mm )Pressure range : 150 class - 600 class, PN16-PN64Dimension (150 class pressure for reference)  Unit:mmDNLhandlepneumatic driveelectric driveHWHH1HH11510859130122200  2011763130126204  2512775160162257  4016595230169264  501781072302093403774726519014235023937039148680203152400258389484579100229178500337594500595125356252750437646500650150394272750437646589739200457342900537781649799