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2000 series

Product catalog summary

Overview: The Series 2000 by A. Hock MSR- und Electronic Service GmbH Valve Division offers a range of single-seated, straight-through top-guided globe valves designed for diverse applications, providing cost-effective alternatives to traditional designs.

Key Features:

Compact design with low noise trims.
Compliance with DIN and ANSI standards, pressure ratings of PN 40 and ANSI 300 (51 bar).
Constructed from carbon steel (CS) and stainless steel (SS).
Leakage rates below 0.01% of Kvs for one seat version and 0.001% for soft seat.
Rangeability of 50:1 with a stroke up to 100 mm.
Actuator diaphragm surface up to 2400 cm², reversible direction without additional parts.

Specifications:

Valve sizes from DN 15 to DN 150.
Temperature limits vary by packing type and material, suitable for standard, extension, and low temperature applications.
Handles fluids and gases with standard and low noise trims, including FTO/FTC and NRE series.

Materials:

Body and bonnet materials include carbon steel, low temperature steel, high temperature steel, and stainless steel.
Trim materials specified for different applications, including hard faced seats and soft seat trims.

Additional Features:

Various bonnet types and packing options for different temperature ranges.
Pressure balanced trims available for specific sizes.
Valves can be equipped with heating jackets for specific applications.

Figures and Illustrations: Includes figures illustrating different valve configurations, such as flanged valves, bonnet types, and trim designs.

Material Specifications: Lists materials used in valve construction, including stainless steel grades like 1.4401, 1.4571 (A4-70), and others like St52-3N/GGG 40.3, Graphite/1.4401, and 1.4308/1.4301, indicating suitability for various temperature ranges and applications.

Temperature Ranges: Materials specified for temperature ranges such as -330°F to +750°F, -150°F to +1000°F, and -150°F to +390°F, highlighting thermal resistance and application suitability.

Valve Specifications: Detailed specifications for valve sizes from ½ inch to 6 inches (15 mm to 150 mm), including seat diameters and reduction stages, indicating flow capacity and adjustments possible for different valve sizes.

Flow Characteristics: Outlines flow characteristics, including linear and equal percentage trims with Kv values for full capacity and various reductions, crucial for understanding flow control capabilities.

Trim Characteristics: Specifies different trims, including standard, low flow, and various NRE trims (NRE-1, NRE-2, NRE-21), each with specific Kv values and flow characteristics, designed for specific flow requirements and applications.

Flow Coefficients (Kv): Provides detailed Kv values for different valve sizes and trims, indicating flow capacity and efficiency under various conditions.

Conclusion: This technical document provides comprehensive specifications for valve materials, sizes, and flow characteristics, essential for selecting the appropriate valve for specific industrial applications. The detailed Kv values and material specifications ensure that the valves meet the required performance standards under various operating conditions.

Catalog excerpts

A. Hock MSR- und Electronic Service GmbH Valve Division Wörth am Main Series 2000 Top guided control valve SPECIFICATION The Series 2000 comprises a range of single seated, straight through top guided globe valves. Suitable for a wide variety of applications, they offer significant cost/benefit advantages compared to traditional designs. Compact design Low noise trims DIN and ANSI bodies Full accessory range flow optimized valve body with one seat design Versions from DN 15 up to 150 DIN and ANSI-pressure ratings (PN 40, ANSI 300) (ANSI 300 = 51 bar) Body material CS, SS Stainless steel trims or hard faced /overlay full stellite Leakage rate smaller 0,01% of Kvs for one seat version (0,001% for soft seat) Rangeability 50:1 Seatring mounted from top PTFE-V-Ring – Packing, spring forced extended bonnet for cooling or isolation 2-walls bellows preformed actuator diaphragm air supply pressure for actuator max. 6,0 bar actuator diaphragm surface up to 2400 cm2 ambient temperature of actuator – 40 (-60)… + 100ºC (130) stroke up to 100 mm actuator direction reversible without addit

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A. Hock MSR- und Electronic Service GmbH Valve Division Wörth am Main Specifications Style -----------------------------Sizes mm inch -----------------------------Pressure ratings -----------------------------End connections -----------------------------Flow direction* -----------------------------Characteristics -----------------------------Flow coefficients -----------------------------Rangeability ------------------------------ Top entry single seated straight through globe valve -----------------------------------------------------------------------------------------------------------------------------------------15...

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A. Hock MSR- und Electronic Service GmbH Valve Division Wörth am Main Leakage rates Leakage class % of kvs Trim type Pressure balanced according to value MetalSoft without with for DN ANSI B 16.104 (ca.) seat seat ------------------------------------------------------------------------------------------------------------------------------------------ Special -----------------------------Trim types ----------------------------------------------------------------------------------------------------------------------------------------Size 15 20 25 32 40 50 65 80 100 125 150 -----------------------------------------------------------------------------------------------------------------------------------------Single...

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A. Hock MSR- und Electronic Service GmbH Valve Division Wörth am Main Figure 1: Flanged valve Figure 3: Bonnet with PTFE-V-Ring-packing Figure 7: Isolation bonnet adjustable packing Figure 10: Low flow trim DN15-25 Figure 2: Flanged valve with heating jacket Figure 4: Bonnet with adjustable packing Figure 5: Double packing (extension /bellows bonnet) Figure 8: Bellows seal bonnet adjustable packing Figure 11: Standard-trim Hard faced seats DN15-100 Figure 12: trim with hard surfacing overlay DN15-100 Figure 14: Multi-stage low flow trim NRE-21, DN15-25 Figure 15: Low flow trim NRE-1, DN15-100...

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A. Hock MSR- und Electronic Service GmbH Valve Division Wörth am Main Figure 16: Trim with pressure balance DN 125-150 Figure 19: On-Off, soft seat trim Figure 17: single seated trim Figure 20: Pressure balanced trim, low noise NRE-2 HFS = Hard faced seats Stellite A HSO = Hard surfacing overlay (Colmonoy) HST = Hard surfacing treatment (Tenifer) CP = Chronium Plated ZP = gal ZN8cC GR = +15% Glass reinforced CS = Carbon steel SS = Stainless steel LT = Low temperature steel HAT = High temperature steel Other materials on request Figure 22: Valve assembly Figure 23: Pressure vs temperature (PN16/40)...

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A. Hock MSR- und Electronic Service GmbH Valve Division Wörth am Main Material short mark Material acc. EN 10213 ASTM equivalent ---------------------------------------------------------------------------------------------------------------------------------------Carbon steel CS 1.0619 A-216 WCB Low temperature steel LTCS 1.1138 A-352 LCB High temperature steel HTCr/Mo 1.7357 A-217 WC6 Stainless steel SS 1.4581 A-351 CF8M ---------------------------------------------------------------------------------------------------------------------------------------- Plug Metal seat material for the plug...

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A. Hock MSR- und Electronic Service GmbH Valve Division Wörth am Main Other parts Part description (See also part list) -----------------------Bonnet studs -----------------------Bonnet nuts -----------------------Packing studs -----------------------Packing nuts -----------------------Packing gland -----------------------Packing flange ---------------------Recommanded temperature limits for trims -----------------------Gland ring -----------------------Packing spring/ring -----------------------Traverse -----------------------Bonnet drain plug -----------------------Bellows and stem -----------------------Gasket...

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A. Hock MSR- und Electronic Service GmbH Valve Division Wörth am Main Flow coefficients (Kv) Standard trims Valve size

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A. Hock MSR- und Electronic Service GmbH Valve Division Wörth am Main Flow coefficients (Kv) Low noise trim Valve size

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A. Hock MSR- und Electronic Service GmbH Valve Division Wörth am Main Flow coefficients (Cv) Standard trims Valve size

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A. Hock MSR- und Electronic Service GmbH Valve Division Wörth am Main Flow coefficients (Cv) Low noise trims Valve size

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A. Hock MSR- und Electronic Service GmbH Valve Division Wörth am Main Pressure drop (closing pressures) Max. pressure drop limitations (closing pressure) for downstream pressure p2=0 bar (0 psi) Flow direction: flow to open (FTO) Values are not valid for valves with special extension bonnet or graphite packing. (please request sales support) Leckrate < 0,01% kvs (Class IV) Pressure drop >40 bar only for ANSI 300, PB = with pressure balance Valve Valve size DN (mm) 15 ● ● ● ● Pneumatic Actuator direct acting - air closes / Nominal spring range: 0,2-1,0 bar 2112 2112T 2112-50 2112T-50 2116 Air...

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