M series
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NELES™ FLANGED FULL BORE MBV BALL VALVE SERIES M1 FOR PN RATINGS Neles modular ball valve series M1, offers optimized performance of pulp and paper applications. Series M, incorporates Neles' leading pulp and paper application know-how in valve technology. Several decade experience of Neles has fine tuned this product to deliver P&P customers easy product selection with industry leading performance. Valve series includes seat supported and trunnion mounted ball valve designs covering seat types, size ranges and material options offering comprehensive coverage for most pulp and paper applications needs. Valve deliveries excellent tightness for shutoff as well as delivering good control performance for pulp and paper applications. Optimized modularity can be used as an advantage to cut down costs via reduced spare part inventory and product suitability for wide scope of process applications. Applications • • • • • • • • • Pulp & paper Digesters and fiberlines Liquor service Chemical recovery Sludge treatment TMP-plants Deinking and recycling plants Steam Paper mill application DESIGN FEATURES Size range • DN 25 ... 600. V-ring gland packing ensures long maintenance-free operation. Spiral wound body joint gasket for leak free operation. Live loaded packing as an option. Q-trim option for reduced noise and cavitation. Scraping seat as standard, can be locked. Metric threading Trunnion design in DN 250 ... 600 ATEX Full bore • High Cv per nominal size. • Straight ball opening offers low flow resistance. • True full bore ball (cylindrical flow path). Minimized emissions Tightness • Separate ball and shaft assure good tightness, even with metal seats, at low shut-off pressure. • Bubble tight shut-off with soft seats. Versions, details • • • • • • • • • Uninterrupted circular spiral wound body gasket. • No bending forces to glan

NELES® FLANGED FULL BORE MBV BALL VALVE, SERIES M1 FOR PN RATINGS EXPLODED VIEW, SEAT SUPPORTED VALVES 2 16 12 PARTS LIST Item Part description Ball / Q-Trim™ ball Stainless steel AISI 316/CF8M/ CG8M Spline driver DN50 ... 300 Thrust ring DN25 ... 40 Stainless steel CF8M AISI 316 Stainless steel AISI 329 Stainless steel + cobalt based alloy Stainless steel AISI 329 Stainless steel + cobalt based alloy Stainless steel AISI 316 Retainer plate Stainless steel AISI 316 Back seal Body gasket PTFE, Stainless steel AISI 316 + PTFE, filled spiral wound Thrust ring Stainless steel AISI 316 Thrust...

NELES® FLANGED FULL BORE MBV BALL VALVE, SERIES M1 FOR PN RATINGS EXPLODED VIEW, TRUNNION MOUNTED VALVES Sizes DN 250-400 / 10"-16", trunnion mounted ball PARTS LIST (S-SEAT) Item 1 Part description Stainless steel CF8M / CG8M Stainless steel CF8M / CG8M Stainless steel AISI 316/CF8M / CG8M Stainless steel + cobalt based alloy Stainless steel AISI 329 Stainless steel A2-70 Stainless steel A2-70 Seat spring Back seal Back-up ring Body gasket Stainless steel AISI 316 + PTFE filled spiral wound Bonnet gasket PTFE PTFE Packing ring Thrust bearing Cobalt based allo Thrust bearing Cobalt based...

NELES® FLANGED FULL BORE MBV BALL VALVE, SERIES M1 FOR PN RATINGS EXPLODED VIEW, TRUNNION MOUNTED VALVES Sizes DN 450-600 / 18"-24", trunnion mounted ball 18 150 9 14 17 69 8 66 PARTS LIST (P-SEAT) Item 1 Part description Stainless steel CF8M Stainless steel CF8M Stainless steel AISI 316/CF8M + cobalt based alloy Stainless steel AISI 329 Seat spring Back seal O-ring (FFKM) Body seal Stainless steel AISI 316 + PTFE filled spiral wound Bonnet gasket Packing ring Thrust bearing Braided seal square Trunnion plate Trunnion bearing Thrust bearing

NELES® FLANGED FULL BORE MBV BALL VALVE, SERIES M1 FOR PN RATINGS TECHNICAL SPECIFICATION Product type Standard options Degreasing. Q-Trim. Anti-Static. (ATEX). Live loaded construction. Flanged full bore, ball valve. Split body design. Seat supported design DN 25 ... 300 Trunnion design DN 250 … 600 Pressure ratings Valve testing Size range Each valve is tested for body integrity and seat tightness. The body test pressure is 1.5 x PN. The seat test pressure for metal seated valves is 1.1 x PN. The seat test pressure for soft seats is 6 bar. The test medium is inhibited water. Air test upon...

NELES® FLANGED FULL BORE MBV BALL VALVE, SERIES M1 FOR PN RATINGS STANDARD SEAT OPTIONS Scraping seat E for low Δp-applications Body Soft seat X, for general use PREFERRED TIGHTNESS DIRECTION Seats Locked seals Spring assisted seals Springs Temperature range Maximum Δp Stainless steel + cobalt based alloy PTFE Viton® GF O-ring. UNS N06625 -30 ... +200 °C 16 bar. Available only on sizes DN 25 - 300 P seat for trunnion valves, solids containing fluids Ball seat: Seat seal: Spring: Temp. range: SS steel +Cobalt based alloy FFKM O-ring, braided PTFE. INCONEL 625. -10 ... +225 °C Ball seat: Seat...

NELES® FLANGED FULL BORE MBV BALL VALVE, SERIES M1 FOR PN RATINGS VALVE SEAT RATINGS Seat supported valves, maximum operating pressure for soft seats 8” - 12” / DN 200 - 300 Maximum operating pressure for metal seats Temperature (°F) 30 Soft seat ratings are based on differential pressure with the valve ball in fully closed position and refer seats only. ACTUATOR SELECTION M1-valve can be equipped with the following Neles actuator types: B1C/B1J Pneumatic double acting or spring return actuator. Actuators available for size range DN 25 - 600. M M-series manual gear operator for valve sizes...

NELES® FLANGED FULL BORE MBV BALL VALVE, SERIES M1 FOR PN RATINGS SEAT SUPPORTED VALVES TYPE PN M1M PN40 (10, 16, 25)

NELES® FLANGED FULL BORE MBV BALL VALVE, SERIES M1 FOR PN RATINGS TRUNNION TYPE VALVES DIMENSIONS TYPE PN M1JW/M1JZ PN 10

NELES® FLANGED FULL BORE MBV BALL VALVE, SERIES M1 FOR PN RATINGS VALVE WITH MANUAL GEAR OPERATOR SERIES M *) see K dimensions from tables on pages 8 & 9 DIMENSIONS, inch Type