SDH Series Monoblock and Sectional directional valves
Additional information his catalogue shows the product in the most standard configurations. lease contact Sales Dpt. for more detailed information or special request. WARNING! All specifications of this catalogue refer to the standard product at this date. Walvoil, oriented to a continuous improvement, reserves the right to discontinue, modify or revise the specifications, without notice. WALVOIL IS NO RESONSIBLE FOR ANY DAMAGE CAUSED BY AN INCORREC USE OF HE RODUC. 1 st edition December 2013 2
Index Contents General Working conditions.......................................... Contents......................................................... Monoblock Valves Valve Configurations................................................ SDH4.......................................................... SD5/1 HBN...................................................... SD5/1 HBD...................................................... SDH5........................................................... SDH14......................................................... Sectional Valves Valve Configurations................................................ SDH6.......................................................... SDH8.......................................................... SDH180......................................................... 3 4 5 6 7 8 9 10 11 12 13 14 General Working Conditions his catalogue shows technical specifications and diagrams measured with mineral oil of 46mm 2 /s viscosity 40 C - 104 F temperature. Hydraulic fluid:... mineral based oil Fluid temperature with NBR (BUNA-M) seals:... -20 C/+80 C (-4 F/+176 F) Ambient temperature for working conditions with mech.devices:... -40 C/+60 C (-40 F/+140 F) Viscosity operating range from 15 to 75 mm 2 /s:... min.12 - max.400 mm 2 /s (cst) Max level of contamination:... - /19/16 - ISO 4406 (NAS 1638 - class 10) AENION! All Walvoil components must be used within the parameters shown in this catalog. he use exceeding these limits is dangerous and must be avoided because it may cause incorrect working and limit the product life. he standard valves are supplied with main relief valves set at 120 bar (1750 psi), 10 l/min (2.64 US gpm) flow, with adjustment range up to 200 bar (2900 psi). Walvoil is not responsible for any damage caused by an incorrect use of the product. All specifications of this catalog refers to the standard product at this date. Walvoil, oriented to a continuous improvement, reserves the right to discontinue, modify or revise the specifications, without notice. NOE - For different conditions please contact Sales Dpt. 3
Contents Content Monoblock valves Main Characteristics ype Nominal Flow Nominal ressure Nr of Spool diameter Spool stroke Circuit spools l/min US gpm bar psi mm in mm in SDH4 45 12 250 3600 1 arallel 16 0.63 + _ 5.5 + _ 0.21 SD5/1-HBN SD5/1-HBD 45 12 250 3600 1 arallel 16 0.63 + _ 5.5 + _ 0.21 SDH5/..- 315 4600 2-4 SDH14 120 32 250 3600 1 arallel 20 0.79 + _ 7 + _ 0.27 Sectional valves Main Characteristics ype Nominal Flow Nominal ressure Number of Spool diameter Spool stroke Circuit spools l/min US gpm bar psi mm in mm in SDH6 45 12 315 4600 1-12 arallel 16 0.63 + _ 5.5 + _ 0.21 SDH8 80 21 315 4600 1-12 arallel 18 0.71 + _ 7 + _ 0.27 SDH180 140 37 315 4600 1-10 arallel 20 0.79 + _ 7 + _ 0.27 4
Monoblock valves Valve Configurations Spools And Main Relief valves Spools Spool Control kits 1 Double acting, 3 positions, with A and B closed in neutral position. 8 Spring centered in neutral position. Main Relief Valves VMD5 (JG) ( SDH4 & SDH5) Spring nr.3 (blue band) VMD10 (YG) ( SDH14 ) Spring nr.3 (blue band) (bar) (psi) (bar) (psi) ressure ressure Flow (l/min) Flow (l/min) Codes Available art Number Description 201100169 SDH4/1(JG3-120)/1C8L 2021D0022 2021D0012 SD5/1-HBN(JG3-120)/18L SD5/1-HBD(JG3-120)/18L 202200409 SDH5/2-(JG3-120)/18L/18L/AE 202300381 SDH5/3-(JG3-120)/18L/18L/18L/AE 202400069 SDH5/4-(JG3-120)/18L/18L/18L/18L/AE 205111001 SDH14/1(YG3-120)/1C8L 5
0 SDH4 Monoblock valves SDH4 Dimensional Data 31 1.22 92 3.62 46 1.81 22 0.87 55 2.17 37 1.46 SDH4 valve is without load check valve.standard configuration is with positive spool. 96 40 3.78 1.57 (45.5) (1.79) 28 40 1.1 1.57 23 0.91 53 2.09 A B M8 20 0.79 11 70 0.43 2.76 44 1.73 180 7.09 9 0.35 33 1.3 20 0.79 85.5 3.37 8.2 0.32 15 0 15 osition 1 osition 0 osition 2 NOE: Drawings and dimensions are referred to BS thread configuration. Nominal Flow Nominal ressure Max back pressure Internal leakage at 100 bar (1450 psi) Weight SANDARD HREADS l/min US gpm bar psi bar psi cm 3/min in 3/min kg lb orts BS 45 12 250 3600 25 360 5 0.19 3 4.4 - G3/8 A-B G3/8 Hydraulic circuit A B 120 bar ressure drops pressure drop A(B) pressure drop A(B) pressure drop 6
0 Monoblock valves SD5 SD5/1 HBN Dimensional Data 185 7.28 81 3.19 11 0.45 9 51 2.01 44.4 1.75 25 0.98 0.35 107.5 4.23 102 4.02 73 2.87 13 40.5 27 0.51 1.59 1.06 13 0.51 A B 23.5 30 27 M8 0.93 1.18 1.06 21.5 0.85 20 56 35.5 36.5 1.44 0.79 2.2 1.4 44 103 1.73 4.06 8.5 0.33 76.5 3.01 71 2.8 53.5 2.11 23 0.91 23 0.91 88.5 3.48 NOE: Drawings and dimensions are referred to BS thread configuration. 5.5 0.22 15 0 15 osition 1 osition 0 osition 2 NOE: Carry-over not available for this configuration. Nominal Flow Nominal ressure Max back pressure Internal leakage at 100 bar (1450 psi) Weight SANDARD HREADS 3 3 l/min US gpm bar psi bar psi cm /min in /min kg lb orts BS 45 12 250 3600 25 360 5 0.19 3.4 7.5 - G3/8 A-B G3/8 Hydraulic circuit A B 120 bar ressure drops pressure drop A(B) pressure drop A(B) pressure drop 7
0 SD5 Monoblock valves SD5/1 HBD Dimensional Data NOE: No carry-over joint admitted in this configuration. 185 7.28 81 3.19 11 0.45 9 51 2.01 44.4 1.75 25 0.98 0.35 102 4.02 73 2.87 13 40.5 27 0.51 1.59 1.06 13 0.51 A B 23.5 30 27 M8 0.93 1.18 1.06 21.5 0.85 20 56 35.5 C 36.5 1.44 0.79 2.2 1.4 44 103 1.73 4.06 8.5 0.33 76.5 3.01 71 2.8 53.5 2.11 23 0.91 23 0.91 88.5 3.48 NOE: Drawings and dimensions are referred to BS thread configuration. 5.5 0.22 15 0 15 osition 1 osition 0 osition 2 Nominal Flow Nominal ressure Max back pressure Internal leakage at 100 bar (1450 psi) Weight SANDARD HREADS 3 3 l/min US gpm bar psi bar psi cm /min in /min kg lb orts BS 45 12 250 3600 25 360 5 0.19 3.6 4.4 --C G3/8 A-B G3/8 Hydraulic circuit A B C 120 bar ressure drops pressure drop A(B) pressure drop A(B) pressure drop 8
0 Monoblock valves SDH5 SDH5 Dimensional Data 12.5 0.49 E F 110 4.33 40.5 37 5.5 1.59 1.46 1.22 63.5 5 2.5 0.2 45 1.77 24.5 0.96 10.5 0.41 A1 A2 13 0.51 30 1.18 47 1.85 10.5 36.5 0.41 1.44 47 1.85 8.5 0.33 (185) (7.28) 103 4.06 (45.5) (1.79) B1 B2 M8 20 0.79 44 81 1.73 3.19 15 0 15 osition 1 osition 0 osition 2 24.5 0.96 20 0.79 90 3.54 NOE: Drawings and dimensions are referred to BS thread configuration. Nominal Flow Nominal ressure Max back pressure Internal leakage at 100 bar (1450 psi) 3 3 l/min US gpm bar psi bar psi cm /min in /min 45 12 315 4600 25 360 5 0.19 SANDARD HREADS orts BS - G3/8 A-B G3/8 ype E F Weight mm in mm in kg lb Hydraulic circuit A1 B1 A2 B2 SDH5/2 139.5 5.49 110 4.33 5.2 11.5 SDH5/3 176.5 6.95 147 5.79 6.9 15.2 SDH5/4 213.5 8.41 184 7.24 8.1 17.9 120 bar ressure drops pressure drop A(B) pressure drop A(B) pressure drop 9
0 SDH14 Monoblock valves SDH14 Dimensional Data 125 4.92 80 3.15 27.5 38 38 1.08 1.38 1.38 21.5 0.85 7 0.28 72.5 5.5 2.85 0.22 51 2.01 A 11 0.43 (239.3) (9.42) 59 2.32 (70.3) (2.77) B 17.5 0.69 13 0.51 M10 48 1.89 83 3.27 90 3.54 36 11 1.42 0.43 118 4.65 67.5 2.66 42 1.65 16 0 16 osition 1 osition 0 osition 2 SDH14 valve is without load check valve.standard configuration is with positive spool. NOE: Drawings and dimensions are referred to BS thread configuration. 27 1.06 104.5 4.11 Nominal Flow Nominal ressure Max back pressure Internal leakage at 100 bar (1450 psi) Weight SANDARD HREADS 3 3 l/min US gpm bar psi bar psi cm /min in /min kg lb orts BS 120 32 250 3600 25 360 5 0.19 4.3 9.5 - G3/4 A-B G3/4 Hydraulic circuit A B 120 bar ressure drops pressure drop A(B) pressure drop A(B) pressure drop 10
Sectional valves Valve Configurations Spools And Main Relief valves Spools Spool Control kits 1 Double acting, 3 positions, with A and B closed in neutral position. 2 Spring centered in neutral position. Main Relief Valves VMD5 (JG) ( SDH6) Spring nr.3 (blue band) VMD10 (YG) ( SDH8 ) Spring nr.3 (blue band) VM20 (XGN) ( SDH180 ) From 60 to 250 bar / from 870 to 3600 psi ressure (bar) (psi) ressure (bar) (psi) ressure 0 400 10 20 30 40 (bar) 300 200 100 max. setting standard setting min. setting (psi) 5000 4000 3000 2000 1000 Flow (l/min) Flow (l/min) 0 0 0 40 80 120 160 Flow (l/min) Codes Available art Number Description 212200098 SDH6/2/AC(JG3-120)/18L/18L/RC 212300115 SDH6/3/AC(JG3-120)/18L/18L/18L/RC 212400106 SDH6/4/AC(JG3-120)/18L/18L/18L/18L/RC 212600116 SDH6/6/AC(JG3-120)/18L/18L/18L/18L/18L/18L/RC 213200065 SDH8/2/AC(YG3-175)/18L/18L/RC 213300077 SDH8/3/AC(YG3-175)/18L/18L/18L/RC 213403047 SDH8/4/AC(YG3-175)/18L/18L/18L/18L/RC 218200152 SDH180/2/AC(XGN-210)/1D8L/1D8L/RC 218400072 SDH180/4/AC(XGN-175)/1D8L/1D8L/1D8L/18L/RC 11
0 SDH6 Sectional valves SDH6 Dimensional Data 29 1.14 E F 38 1.5 30 1.18 9 0.35 86 3.39 80 3.15 30 1.18 12 0 (198) (7.79) 112 (45.5) 62.5 4.41 (1.79) 2.46 21.5 0.85 40.5 1.59 A1 A2 B1 B2 38 38 1.5 1.5 M8 17.5 0.69 40 1.57 62.5 2.46 80 3.15 120 36.5 4.72 1.44 200.5 7.89 40 1.57 M8 20 0.79 50 1.97 95.5 3.76 15 0 15 osition 1 osition 0 osition 2 NOE: Drawings and dimensions are referred to BS thread configuration. Nominal Flow Nominal ressure Max back pressure Internal leakage at 100 bar (1450 psi) 3 3 l/min US gpm bar psi bar psi cm /min in /min 45 12 315 4600 25 360 7 0.27 SANDARD HREADS orts BS G3/8 A-B G3/8 G1/2 ype E F Weight mm in mm in kg lb Hydraulic circuit A1 B1 A2 B2 SDH6/1 118.5 4.66 58 2.28 5.3 11.7 SDH6/2 156.5 6.16 96 3.78 7.6 16.6 SDH6/3 194.5 7.66 134 5.28 9.9 21.8 SDH6/4 232.5 9.15 172 6.77 12.2 26.9 SDH6/5 270.5 10.65 210 8.27 14.8 32.6 SDH6/6 308.5 12.15 248 9.76 17.1 37.7 120 bar ressure drops pressure drop A(B) pressure drop A(B) pressure drop 12
0 Sectional valves SDH8 SDH8 Dimensional Data 41 1.61 E F 41 1.61 21.5 0.84 11 0.43 94 3.7183 33 3.26 10 1.29 0 14 0.55 (257.6) (10.14) 133 5.23 45 1.77 45 1.77 76 2.99 50 1.96 A1 A2 M8 B1 B2 90 3.54 142 5.59 257.5 10.13 45 1.77 (70.1) (2.75) 21.5 0.84 42 1.65 41 1.61 41 42 1.61 1.65 M10 40 1.57 33 1.29 108.5 4.27 17 0 17 osition 1 osition 0 osition 2 NOE: Drawings and dimensions are referred to BS thread configuration. Nominal Flow Nominal ressure Max back pressure Internal leakage at 100 bar (1450 psi) 3 3 l/min US gpm bar psi bar psi cm /min in /min 80 21 315 4600 25 360 7 0.27 SANDARD HREADS orts BS G1/2 A-B G1/2 G3/4 ype E F Weight mm in mm in kg lb Hydraulic circuit A1 B1 A2 B2 SDH8/1 128 5.04 82 3.23 7.2 15.9 SDH8/2 169 6.65 123 4.84 10.5 23.1 SDH8/3 210 8.27 164 6.46 13.8 30.4 SDH8/4 251 9.88 205 8.07 17.1 37.7 SDH8/5 292 11.50 246 9.69 20.1 44.3 SDH8/6 333 13.11 287 11.3 23.4 51.6 120 bar ressure drops pressure drop A(B) pressure drop A(B) pressure drop 13
0 SDH180 Sectional valves SDH180 Dimensional Data 12 0.47 62 2.44 E F 12 0.47 31.5 1.24 113.5 38.5 4.47 1.52 A1 A2 293.5 11.56 84 3.31 50 1.97 100 3.94 175 6.89 50 1.97 8 0.31 B1 B2 37.5 1.48 osition 1 M10 67.5 2.66 14 48 48 48 14 34.5 0.55 1.89 1.89 1.89 0.55 1.36 116 4.57 15 0 15 osition 0 osition 2 NOE: Drawings and dimensions are referred to BS thread configuration. Nominal Flow Nominal ressure Max back pressure Internal leakage at 100 bar (1450 psi) 3 3 l/min US gpm bar psi bar psi cm /min in /min 140 37 315 4600 25 360 8 0.31 SANDARD HREADS orts BS G3/4 A-B G3/4 G1 ype E F Weight mm in mm in kg lb Hydraulic circuit A1 B1 A2 B2 SDH180/1 176 6.93 124 4.88 13.8 30.42 SDH180/2 224 8.82 172 6.77 19.2 42.33 SDH180/3 272 10.71 220 8.66 24.6 54.23 SDH180/4 320 12.60 268 10.55 30 66.14 SDH180/5 368 14.49 316 12.44 35.4 78.04 SDH180/6 416 16.38 364 14.33 40.8 89.95 120 bar ressure drops pressure drop A(B) pressure drop A(B) pressure drop 14
Notes Notes 15
1 st edition December 2013 WWW.WALVOIL.COM