Features

• STARTEK Valves have been designed to meet the requirements of API-6D ISO 14313 /ASME B16.34
• Face to Face and End to End dimensions conform to ASME B16.10 /ISO 5752/ BS 2080/ DIN
• End flange dimensions conform to ASME B16.5/1S0 7005-1 /API 6051BS 3293/DIN
• Butt weld end dimensions conform to ASME B16.25
• Slab type gate to avoid jamming associated with wedge gate
• Pressure energized floating seat rings with PTFE inserts
• Weather proof operating system
• Through conduit piggable passage
• Easy maintenance with valve in-line
• Anti-frictional Ball bearings are provided in higher sizes and classes
• Outside screw and yoke construction
• All the valves provided with backseat arrangement
• Bi-directional shut-off
• Deep stuffing box
• Body ports are streamlined, permitting unobstructed flow, reduces turbulence, results in lower pressure drop and lower erosion
• The Body to Bonnet joint is flat M ISO PN 20 / ASME 150# valves, a male and female joint is used in PN 501300# & PN 110/600# and ring joint is used in higher classes
• Specially designed die formed graphite packing, controlled clearance between stem,