SPHERICAL VALVE; NOMINAL SIZE: 4 IN; MOUNTING TYPE: FLANGED RF TO ANSI B16.5; FLUIDS: AIR, WATER, OIL, GAS. TEMPERATURE RANGE UP TO +225 °C; BALL MATERIAL: STAINLESS STEEL; BODY MATERIAL: CAST CARBON STEEL; PRESSURE: CLASS 150; FACES WITH SHOULDER, SURFACE ROUGHNESS OF FACES 500 AARH S/ANSI B16.5 AND ASME/ANSI B46. 1 "STOCK FINISH", STAINLESS STEEL PISTON ROD AISI 316 TEFLON BODY SEAL, BODY MATERIAL STANDARD: ASTM A216 WCB; REINFORCED TEFLON SEAT, WALL THICKNESS S/API 600, DIMENSIONS S/ANSI B16.10, FIRE TESTED ACCORDING TO API 607; MANUAL LEVER DRIVE TYPE. SPHERE MATERIAL: FORGED AISI 316; VALVE MUST BE PROVIDED WITH TRABACANDING DEVICE – SUITABLE FOR USE WITH SLEEVE WITH NOMINAL SIZE OF 6 – SLEEVE HOLE DIAMETER 8 MM; OTHER MARKS: VALMEC – WENLEN – VALMICRO – FOR SIDERAR PLANT OTHER APPROVED BRANDS: INDAVE – RHINO & FLOWTEK; MANUFACTURER 1: WORCESTER; N-PART 1: 5100F46RT1R; MANUFACTURER 2: ESFEROMATIC; MANUFACTURER 3: SPIRAX SARCO