CHECK VALVES RR page 1 R MAIN APPLICATIONS: Transport and distribution of : - cold and hot industrial water; - saturated vapours; - petroleum products; on condition that the compatibility regarding the corrosion, erosion and safety in work in relation to the design and materials used to be ensured. - CD - straight flanged body; - CC - angle flanged body; - CFF - straight flangeless body. - overall length: - in conformity with ISO; BS; DIN; ANSI (shown on the technical sheets); - connecting flanges: - in conformity with ISO; BS; DIN; ANSI (shown on the technical sheets); - maximum liquid flow speed: - 2.5 m/s - for PN 6; - 3 m/s - for PN 1; - 4 m/s - for PN 16. WORKING TEMPERATURE: Tmax / Tmin - for rubber seats: - NBR type 8 C / -1 C; - EPDM type 12 C / -1 C; - for asbestos free sheet gasket (in conformity with the technical sheet): 3 C (4 C). MOUNTING: - flow direction marked with arrow on body; - mounting position in conformity with the technical sheet recommendation. MANUFACTURER TESTS, TEST PRESSURE, LEAKAGE: - hydraulic tests in conformity with ISO 528 (API 598): - shell test pressure (bar): - 1.5 x PN; - seat test pressure (bar): - 1.1 x PN (PN nominal pressure). - maximum allowed leakage at disc seat test: - standard execution - grade D in conformity with ISO 528; - special execution - grade B in conformity with ISO 528. INQUIRY AND ORDER FORM: It is recommended to fill in the technical sheets of agreement. EDITION 23
SWING CHECK VALVES PN1 RRC-1 page 2 R RRC Variant with free shaft RRC-ctg Variant with counterweight B Gland packing - flanged straight body: - free shaft; - with counterweight; - face-to-face lengths: - DIN 322-F6; - connecting flanges: - PN 1 ISO 75-2; BS EN 192-2; DIN 251. - body, bonnet: - cast iron EN GJL 25 SR EN 1561, GG25 DIN 1691; - nodular iron EN GJS 5-7 SR EN 1563, GGG 5 DIN 1693 on special request; - disc: - nodular iron EN GJS 5-7 SR EN 1563, GGG 5 DIN 1693 - shaft: - min. 11,5% Cr stainless steel - 41 S21 BS 156 - X2Cr13 DIN 1744; - body - disc: - C/Fc - rubber / cast iron; WORKING TEMPERATURES: Tmax/Tmin - C/Ac - rubber / copper alloy; - for rubber seats: - NBR type: 8 C / -1 C; - C/Ix - rubber / min. 11,5% Cr stainless steel; - EPDM type: 12 C / -1 C; - Ac/Ac all copper alloy; - for metal seat and asbestos free gaskets: 3 C / -1 C. - Ix/Ix - min. 11,5% Cr stainless steel; - body - bonnet: - flat asbestos free gasket; - body - shaft: - variant with free shaft: - flat asbestos free gasket; - variant with counterweight: - rubber O-rings; - asbestos free rings gland. MOUNTING POSITION: - on horizontal pipes; - on ascendant vertical pipes. NOTE: - at mounting in plant the unique flow direction marked on the body shall be respected. - on special request : with draining plug or by-pass DN L L1 L2 G H Connecting flanges Net weight ξ ~(kg) Head loss factor d1 d2 n x d3 b RRC RRC-ctg. RRC RRC-ctg 3 7 775 6 385 315 445 4 12 x 22 28 195 213 3.2 17 35 8 88 7 435 38 55 46 16 x 22 3 313 333 3.5 4 9 98 8 48 415 565 515 16 x 26 32 434 461 19 For confirmation, please use the technical sheet of agreement. (FTC 5) EDITION 23
SWING CHECK VALVES PN16 RRC-16 page 3 R RRC Variant with free shaft RRC-ctg Variant with counterweight B O -ring packing DN 4 25 B Gland packing DN 3 4 - straight flanged body: - free shaft; - counterweight; - overall lengths: - DIN 322-F6; - connecting flanges: - PN 16 ISO 75-2; BS EN 192-2; DIN 251. - body, bonnet: - cast iron EN GJL 25 SR EN 1561, GG25 DIN 1691, for DN < 25 - nodular iron EN GJS 5-7 SR EN 1563, GGG 5 DIN 1693 on request for DN < 25; - nodular iron EN GJS 5-7 SR EN 1563, GGG 5 DIN 1693 for DN > 3; - disc: - cast iron EN GJL 25 SR EN 1561, GG25 DIN 1691, for DN < 15 - nodular iron EN GJS 5-7 SR EN 1563, GGG 5 DIN 1693 on request for DN < 15; - shaft: - min. 11.5% Cr stainless steel - 41 S21 BS 156 - X2Cr13 DIN 1744; - body - disc: - C/Fc - rubber / cast iron; - C/Ac - rubber / copper alloy; - C/Ix - rubber / min. 11.5% Cr stainless steel; - Ac/Ac all copper alloy; - Ix/Ix - min. 11.5% Cr stainless steel; - body - bonnet: - flat asbestos free gasket; - body - shaft: - variant with free shaft: - flat asbestos free gasket; - variant with counterweight: - for DN < 25 rubber ''O''-rings; - for DN > 3 gland with asbestos free rings. WORKING TEMPERATURE: - for rubber seats: - NBR type: 8 C / -1 C ; - EPDM type: 12 C / -1 C ; - for metal and asbestos free gasket seats: 3 C / -1 C MOUNTING POSITION: - on horizontal pipes; - on ascendant vertical pipes. NOTE: - at mounting in plant the unique flow direction marked on the body shall be respected. - on special request: with draining plug and by-pass. Connecting flanges Net weight ~(kg) ξ Head loss factor DN L L1 L2 G H b d1 d2 n x d3 RRC RRC-ctg. RRC RRC-ctg. 4 18 27 14 15 11 18 8 1 4.8 7.3 21 15 5 2 275 117 165 125 4 x 18 1 13.5 3.9 7.5 2 65 24 32 24 175 122 185 145 13.5 16 4 8 8 x 18 8 26 355 27 185 14 2 16 22 16.2 21 4.7 8.2 4 x 18 1 3 385 3 21 156 22 18 24 23.5 27 4.9 8.5 8 x 18 125 35 45 225 174 25 21 31 4 5.2 9 35 26 15 4 46 235 188 285 24 8 x 22 45.5 51.5 5.8 11 2* 5 545 4 29 211 34 295 12 x 22 3 7.5 84 6 25* 6 675 5 335 24 45 355 12 x 26 32 113 125 5.5 14 3 7 775 6 385 315 46 41 12 x 26 25 196 214 3.2 17 35 8 88 7 435 38 52 47 16 x 26 27 315 335 3.5 4 9 98 8 48 415 58 525 16 x 3 28 436 463 19 * - on special request flanges may be drilled PN 1 ISO 75-2; BS EN 192-2; DIN 251. For confirmation, please use the technical sheet of agreement. (FTC 5) EDITION 23
SWING CHECK VALVE, ANSI TYPE CLASS 125, 15 RRCA CLS. 125,15 page 4 R DESIGN AND DIMENSIONAL CHARACTERISTICS: - design: - MSS-SP-71; - overall length: - ANSI B 16.1; - connecting flanges: - class 125 ANSI B 16.1; - class 15 ANSI B 16.5. - body, bonnet: - grey cast iron class B ASTM A 126 for class 125; - ductile iron 6-4-18 ASTM A 395 for class 15; - disc, lever: - ductile iron ASTM A 536 for class 125; - ductile iron 65-45-12 ASTM A 536 for class 15; - shaft: - stainless steel 42 ASTM A 276; - body - disc: - Fc/Fc all cast iron iron trim class 125; - Ac/Ac all copper alloy bronze trim; - body - bonnet: - flat asbestos free gasket. WORKING TEMPERATURE: Tmax/Tmin: 232 C / -1 C MOUNTING POSITION: - on horizontal pipes; - on vertical ascendant pipes. NOTE: - at mounting in plant the unique flow direction marked on the body shall be respected. DN Connecting flanges Net weight L L1 a mm inch d1 d2 n x d3 b ~(kg) 5 2 23 136 152 121 16 15 12 65 21/2 216 15 178 14 4x19 17.5 13 19 8 3 241 161 191 152 19 23.5 11 1 4 292 18 229 19 8x19 4 24 125 5 33 225 254 216 5 15 6 355 235 276 241 8x22 25.5 19 69 2 8 495 32 343 298 28.5 25.5 13 25 1 622.5 368 46 362 3 32 22 12x25 3 12 698.5 41 483 432 32 4 312 For confirmation, please use the technical sheet of agreement. (FTC 22) EDITION 23
CD Straight body LIFT CHECK VALVES PN 6; PN 16 CC Angle body RRV- 6; 16 page 5 R A Variant with returning spring (on special request) - design: - DIN 3356-2; - overall length: - straight body - ISO 5752 S1; BS 5152; DIN 322-F1; - angle body - ISO 5752 S8; BS 5152; DIN 322-F32; - connecting flanges: - PN 6; 16 - ISO 75-2; BS EN 192-2; DIN 251. - body, bonnet: - cast iron EN GJL 25 SR EN 1561 - GG25 DIN 1691; - ductile iron EN GJS - 5-7 SR EN 1563 - GGG 5 DIN 1693 - on special request; - disc: - min. 11,5% Cr stainless steel - 41 S21 BS 156 - X2Cr13 DIN 1744 for DN < 5; - cast iron EN GJL 25 SR EN 1561 - GG25 DIN 1691 for DN > 65; - ductile iron EN GJS - 5-7 SR EN 1563 - GGG 5 DIN 1693 on special request for DN > 65; - returning spring:- 12NiCr18 - XCrNi17.7 DIN 1744-431 S29 BS 1449-431 AISI; - body disc: - Ac/Ac all copper alloy, for DN > 65; - Ix/Ix all min. 11,5% Cr stainless steel; - body - bonnet: - asbestos free flat gasket; - rubber flat gasket. WORKING TEMPERATURES: Tmax / T min - for NBR rubber seats: 8 C / -1 C; - for EPDM rubber seats: 12 C / -1 C; NOTE: at mounting in plant the unique flow - for metal and asbestos free seats: 3 C / -1 C. direction marked on the body shall be respected. DN L H L1 H1 PN 6 connecting flanges PN 16 connecting flanges Net weight PN 6 ~(kg) Net weight PN 16 ~(kg) ξ Head loss factor d1 d2 nxd3 d1 d2 nxd3 CD CC CD CC CD CC 15 13 9 15 8 55 95 65 14 2.2 2.2 2.5 2.5 62 4.6 2 2 15 95 155 9 65 4x11 15 75 4x14 2.6 2.6 3 3 16 25 16 65 1 165 1 75 115 85 3.1 3.2 3.6 3.7 2.2 32 18 68 15 12 9 14 1 4 4.5 5 5.5 5 2.1 17 18 4 2 95 115 13 1 15 11 5.8 6.4 6 6.6 2.2 4x14 4x18 5 23 15 125 185 14 11 165 125 8 7.8 1 9.6 2 2 4.4 65 29 125 145 22 16 13 185 145 13 11.5 15 13 2.2 8 31 14 155 24 19 15 2 16 22 18.8 17.3 2 18.5 4.7 1.9 4x18 1 35 15 175 27 21 17 22 18 8x18 24 27.8 23.6 38 25 5.5 2.3 125 4 155 2 325 24 2 25 21 41.5 31 42 32.5 7.8 2.5 26 15 48 2 225 375 265 225 8x18 285 24 8x22 7.5 58.5 74 62 8 3.5 2 6 275 275 46 32 28 34 295 12x22 3 114.3 94.3 119 99 6 15 25 73 315 315 55 375 335 12x18 45 355 12x26 29 169 218 178 32 7 3 85 375 36 62 44 395 12x22 46 41 12x26 318 276.5 325 284 17 b For confirmation, please use the technical sheet of agreement. (FTC 6) EDITION 23
STEEL LIFT VALVES, WITH FIXED STROKE PN 25/4 RRV- 25/4 page 6 R MAIN APPLICATIONS: Transport and distribution of : - cold and hot industrial water; - saturated vapours; - petroleum products; on condition that the compatibility regarding the corrosion, erosion and safety in work in relation to the design and materials used to be ensured. DESIGN AND DIMENSIONAL CHARACTERISTICS: - straight flanged body; - overall lengths in conformity with ISO; BS; DIN; - connecting flanges: - PN 25, 4 ISO; BS; DIN. EXECUTION: - currently: - with spring; - flanges DIN 251, form C or D ; - flange seat face : plane raised - PU ; - on special request: - without spring; - flanges DIN 251, form F or N; - flange seat face: with chamfer or indent. WORKING TEMPERATURE: Tmax/T min: 4 C / -2 C; WORKING AND TEST PARAMETERS: Nominal pressure PN Temperature 12 C 2 C 25 C 3 C 35 C 4 C Test pressure (in conformity with ISO 528) (bar) (bar) Maximum working pressure (bar) Shell Seat 25 25 22 2 17.5 15 13 37.5 27.5 4 4 35 32 28 24 21 6 44 - maximum allowed leakage for seat test in conformity with ISO 528 grade D. MOUNTING: - flow direction marked with arrow on body; - mounting position on horizontal or vertical ascendant pipes. EDITION 23
STEEL LIFT VALVES, WITH FIXED STROKE PN 25/4 RRV- 25/4 page 7 R flow direction - design: - straight flanged body; - overall length: - ISO 5752 S1; BS 5152; DIN 322-F1; - connecting flanges: - PN 25/4 BS EN 192-2; DIN 251. - body, bonnet: - cast steel A1 BS 31 GS-C25 DIN 17245 WCA ASTM; - disc: - min. 11,5% Cr stainless steel- 41 S21 BS 156 - X2Cr13 DIN 1744 for DN < 5; - quality carbon steel 5 A 2 BS 97/1 C22 DIN 172 loaded with stainless steel on the outline for DN > 65; - returning spring:- 12NiCr18-431 S29 BS 1449 - XCrNi17.7 DIN 1744; - body disc: - Ix/Ix - min. 11,5% Cr stainless steel; - body - bonnet: - asbestos free flat gasket; - metal. WORKING TEMPERATURE: Tmax / T min: 4 C / -2 C; MOUNTING: - flow direction marked with arrow on body; - mounting position on horizontal or vertical ascendant pipes. PN DN L H Connecting flanges Net weight ξ d1 d2 nxd3 b ~(kg) Head loss factor 1 9 6 3 13 64 16 15 95 65 3 4 x 14 2 15 67 15 75 3.5 4.6 25 16 75 115 85 4 18 32 18 81 14 1 5 5 4 2 82 15 11 4 x 18 7 5.2 25/4 5 23 9 165 125 2 9.8 4.4 65 29 12 185 145 22 15 8 x 18 8 31 14 2 16 2 4.7 24 1 35 162 235 19 8 x 22 3 5.5 125 4 196 27 22 26 59.6-8 x 26 15 48 224 3 25 28 75-2 6 295 36 31 12 x 26 3 - - 25 25 73 325 425 37 12 x 3 - - 32 3 85 372 485 43 16 x 3 - - 2 6 295 375 32 12 x 3 34 156-4 25 73 325 45 385 12 x 33 38 246-3 85 372 515 45 16 x 33 42 373 - EDITION 23
BUTTERFLY CHECK VALVES PN16 RRCF-16 page 8 R Fig. 1 - Variant with free shaft - straight flanged body - with free shaft (fig. 1, tab. 1); - with counterweight (fig. 2, tab. 2); - with hydraulic damper (fig. 3, tab. 2); - overall length: - DIN 322-F4; - connecting flanges - PN 16 ISO 75-2; BS EN 192-2; DIN 251. - body: - cast iron EN GJL 25 SR EN 1561 - GG25 DIN 1691; - ductile iron EN GJS - 5-7 SR EN 1563 - GGG 5 DIN 1693 on special request; - disc: - cast steel A1 BS 31 GS-C25 DIN 17245 WCA ASTM; - shaft: - min. 11,5% Cr stainless steel - 41 S21 BS 156 - X2Cr13 DIN 1744. - body - disc: - C/Ix - rubber / min. 11,5% Cr stainless steel; - body - shaft: - rubber rings. WORKING TEMPERATURES:Tmax / Tmin - for rubber seats: - NBR type 8 C / -1 C; - EPDM type 12 C / -1 C NOTE: - at mounting in plant the unique flow direction marked on the body shall be respected. - when equipped with hydraulic damper, closing shall be performed in two steps, with adjustable time; - on special request, may be delivered with flanges drilled PN 1 ISO 75-2; BS EN 192-2; DIN 251. Connecting flanges Connecting dimensions Net DN L A L1 l Flange I Flange II b weight d1 d2 d4 d5 nxd6 d7 l1 b1xl2 ~(Kg) nxd3/4xm nxd3 Fig. 1 4 31 87 682 33 58 525 12x3/4xM27 16x3 38 2 17 38 95 12x5 29 5 35 14 872 42 715 65 16x33/4xM3 2x33 42 25 195 6x13 15 14x5 379 5 6 39 192 114 49 84 77 16x36/4xM33 2x36 48 26 225 15 14x7 48 8 47 29 124 577 125 95 2x39/4xM36 24x39 58 31 27 6x22 7 215 2x8 93 1 55 42 15 75 1255 117 24x42/4xM39 28x42 66 37 32 6x26 9 23 25x95 174 For confirmation, please use the technical sheet of agreement. (FTC 7) EDITION 23
BUTTERFLY CHECK VALVES PN16 RRCF-16 page 9 R Fig. 2. Variant with counterweight Fig. 3. Variant with hydraulic damper Connecting flanges Net weight DN L A L1 L2 L3 l H1 H2 Flange I Flange II b ~(kg) d1 d2 nxd3 / 4xM nxd3 Fig. 2 Fig. 3 (*) 4 31 87 682 777 992 33 89 58 525 12x3 / 4xM27 16x3 38 225 26 31 65 5 35 14 862 95 112 42 9 715 65 16x33 / 4xM3 2x33 42 48 442 492 6 39 192 14 1154 1235 49 67 91 84 77 16x36 / 4xM33 2x36 48 525 561 611 8 47 29 1188 14 1548 577 117 125 95 2x39 / 4xM36 24x39 58 971 144 1114 1 55 42 1455 171 1815 75 7 122 1255 117 24x42 / 4xM39 28x42 66 1775 1892 1962 NOTE: On special request, the variant with hydraulic damper may be also equipped with counterweight (*). For confirmation, please use the technical sheet of agreement. (FTC 7) EDITION 23
ANNULAR DISC CHECK VALVE PN1 RRAV-1 page 1 R - flanged profiled body, Venturi type; - connecting flanges: - PN 1 ISO 75-2; BS EN 192-2; DIN 251. - upper and lower case: - cast iron EN GJL 25 SR EN 1561 - GG25 DIN 1691; - ductile iron EN GJS - 5-7 SR EN 1563 - GGG 5 DIN 1693 on special request; - annular disc: - carbon steel; - central screw: - min. 11,5% Cr stainless steel - 41 S21 BS 156 - X2Cr13 DIN 1744; - gaskets: - rubber - lower case/upper case: - rubber; - body-disc: - C/Fc - rubber / cast iron; - Ac/Ac all copper alloy. WORKING TEMPERATURES: Tmax /Tmin - for rubber seats: - NBR type rubber 8 C / -1 C; - EPDM type rubber 12 C / -1 C. Connecting flanges DN L D d1 d2 nxd3 b Net weight ~(Kg) ξ Head loss factor 2 35 445 34 295 8x22 26 12 3.5 25 425 52 395 35 158 3.8 12x22 28 3 5 59 445 4 224 4 35 6 66 55 46 16x22 3 349 3.7 4 675 74 565 515 16x26 32 473 3.5 5 85 89 67 62 2x26 34 78 4 6 1 14 78 725 2x3 36 117 4.3 8 13 1335 115 95 24x33 44 235 1 16 1685 123 116 28x36 5 2869 5 For confirmation, please use the technical sheet of agreement. (FTC 25) EDITION 23
BALL CHECK VALVES PN16 RRB-16 page 11 R flow direction APPLICATION: - in water transport and distribution plants. - overall lengths in conformity with DIN 322 F6; - connecting flanges: - PN 16 ISO 75-2; BS EN 192-2; DIN 251; - may be mounted between the following connecting flanges:- PN 1 ISO 75-2; BS EN 192-2; DIN 251. - body, bonnet: - cast iron EN GJL 25 SR EN 1561 - GG25 DIN 1691; - ductile iron EN GJS - 5-7 SR EN 1563 - GGG 5 DIN 1693 on special request; - ball: - cast iron EN GJL 25 SR EN 1561 - GG25 DIN 1691 + rubber. - body ball: - C/Fc - rubber / cast iron; - body bonnet: - rubber O-rings. WORKING TEMPERATURES:Tmax/Tmin - for rubber seats: - NBR rubber 8 C / -1 C;; - EPDM rubber 12 C / -1 C;. NOTE: - at mounting in plant the unique flow direction marked on the body shall be respected. Connecting flanges DN L H d1 d2 nxd3 b Net weight ~(Kg) ξ Head loss factor 5 2 97.5 165 125 4 x 18 2 1 3.9 65 24 117.5 185 145 4 x 18 2 17 4 8 26 14 2 16 8 x 18 22 19.6 4.7 1 3 175 22 18 8 x 18 24 29 4.9 125 35 25 25 21 8 x 18 26 51 5.2 15 4 247.5 285 24 8 x 22 26 61 5.8 2 5 31 34 295 12 x 22* 3 123 6 25 6 33 45 355 12 x 26* 32 152 71 * - DN 2-8x22 for mounting between PN 1 flanges; - DN 25-12x22 for mounting between PN 1 flanges. For confirmation, please use the technical sheet of agreement (FTC 12) EDITION 23
FLANGELESS SWING CHECK VALVES PN6;1;16;25 clasa 15;3 RRCDO page12 R flow direction CHARACTERISTICS - mounting between flanges: PN 6;1;16;25 ISO 75-1/2; DIN 251; - EN192-1/2; ASME/ANSI B16.1; B16-42; B-16.5. MAIN APPLICATIONS: Transport and distribution of : cold and hot industrial water, saturated vapours, petroleum products on condition that the compatibility regarding the corrosion, erosion and safety in work in relation to the design and materials used to be ensured. Part Body Disc, shaft standard execution Materials - Standards OL 37* STAS 5/2; 4B BS 436; Rst 37-2 DIN 171; TESTS : - test pressure : shell1, 5xPN bar, SR ISO 528 - seat: - Min pressure.3 bar, - Max pressure 1.1xPN(PL) bar, PL working pressure. - min. pressure for open :.2 bar. WORKING TEMPERATURE: Tmax/Tmin - for rubber seat : NBR 8 C/-1 C; EPDM 12 C/-1 C; VITON 18 C/-1 C; PTFE 23 C/-1 C MOUNTING: - Flow direction marked with arrow on body - mounting position on horizontal or vertical ascendant pipes DN PN6 PN1 PN16 PN25 CLS 15 CLS 3 mm inch A B C D ~kg D ~kg D ~kg D ~kg D ~kg D ~kg 4 1 ½ 14 3 22 88.6 95.7 95.7 95.7 86.6 96.7 5 2 14 35 32 98.8 19.9 19.9 19.9 15.9 11 1 65 2 ½ 14 48 4 118 1 129 1.3 129 1.3 129 1.3 124 1.1 127 1.3 8 3 14 6 54 134 1.3 144 1.5 144 1.5 144 1.5 137 1.3 146 1.6 1 4 18 78 7 154 2. 164 2.3 164 2.3 17 2.5 175 2.8 178 2.8 125 5 18 98 92 184 2.7 195 3.2 195 3.2 198 3.3 197 3.1 213 5 15 6 2 116.5 112 29 3.8 22 4.6 22 4.6 228 4.8 222 4.5 248 6. 2 8 22 16 154 264 6.5 275 7.5 275 7.5 285 8. 279 7.6 36 9.7 25 1 26 2 2 319 14 33 15 332 15.5 343 16.5 339 15.7 36 19 3 12 32 235 24 375 22 38 25 387 26 43 28 49 27 421 3 35 14 38 258 27 425 32 44 34 447 35 46 37 45 36 484 4 4 16 44 3 31 475 4.4 49 44.3 495 45.6 517 51.6 514 5.7 539 57.8 45 18 5 331 36 53 55 54 57 557 6 567 65 548 58 596 78 5 2 56 368 45 58 75 595 85 619 1 627 15 65 95 653 11 6 24 62 435 486 681 112.5 698 121.4 734 14.8 737 142.5 717 131.5 773 167.1 For confirmation, please use the technical sheet of agreement (FTC 39) Special execution Materials - Standards OL 37** STAS 5/2; 4B BS 436; Rst 37-2 DIN 171; 283 AISI 22NiCr17 STAS 3583 ;431 S29 BS 156; X22NiCr17 DIN1744;431 AISI 283 AISI 2MoNiCr175 STAS 3583; 316 S16 BS 1449; X5CrNiMo18.1 DIN 1744; 316 AISI 22NiCr17 STAS 3583; 431 S29 BS 156; X22NiCr17 DIN1744; 431 AISI NBR O-ring EPDM VITON * Zinc plated according STAS 7221 2MoNiCr175 STAS 3583; 316 S16 BS 1449; X5CrNiMo18.1 DIN 1744; 316 AISI CuZn39Pb2 ; CuZn39Pb2 ISO 426; HT B1 - BS 14; DIN 1766; C864 ASTM B 584 OL 37* STAS 5/2; 4B BS 436; Rst 37-2 DIN 171; 283 AISI PTFE EDITION 23
FLANGELESS SWING CHECK VALVES PN 1 / 16 RRCD page 13 R flow direction - flangeless body; - mounting between flanges PN 1/16 ISO 75-2; BS EN 192-2; DIN 251. - body: - cast iron EN GJL 25 SR EN 1561 - GG25 DIN 1691; - disc: - rubber coated carbon steel. - body disc: - rubber / cast iron. WORKING TEMPERATURES: Tmax / Tmin - for rubber seats: - NBR type rubber 8 C / -1 C; - EPDM type rubber 12 C / -1 C. NOTE: - at mounting in plant the flow direction marked on the body shall be respected. DN L H PN 1 PN 16 d D Connecting flanges d2 n x d3 PN1 PN16 PN1 PN 16 PN1 PN 16 PN 1 PN 16 PN 1 PN 16 R Net weight ξ ~(kg) Head loss factor 5 171.5 26 12 125 82.5.8 3.4 4x18 65 191.5 4 122 145 92.5 1.1 3.5 14 8 212 48 138 16 1 1.3 3.2 1 231.5 7 158 18 8x18 11 1.5 3.5 125 16 264 94 188 21 125 2.3 2.7 15 2 293.5 114 212 24 8x22 142.5 3.5 2 2 377 142 268 295 8x22 12x22 17 8 25 28 43.5 437 19 32 35 355 197.5 22.5 1.5 1.8 2.5 12x22 12x26 3 38 472.5 484 216 37 378 4 41 222.5 23 18.3 2.7 2.3 35 4 532.5 544 264 43 438 46 47 16x22 16x26 252.5 26 26.9 27.6 4 5 588.5 6 34 482 49 515 525 16x26 16x3 282.5 29 4.6 42.9 2 5 7 692.5 727.5 46 585 61 62 65 2x26 2x33 335 357.5 83.2 96 For confirmation, please use the technical sheet of agreement. (FTC 27) EDITION 23
DOUBLE-DISC SWING CHECK VALVE PN 16; 25 RRDD page 14 R Flow direction - face-to-face length: - ISO 5752-S16; BS 28-S16; - connecting flanges: - PN 16, PN 25 in conformity with ISO 75-2; BS EN 192; DIN 251. - body: - ductile iron EN GJS - 5-7 SR EN 1563 - GGG 5 DIN 1693; - discs: - two half-discs in alumiunium bronze CuAl9T; - shaft, spring: - min. 11,5% Cr stainless steel - 41 S21 BS 156 - X2Cr13 DIN 1744; - seat: - EPDM rubber, cured on body; - NBR rubber, cured on body. WORKING TEMPERATURE: T max / Tmin - NBR type rubber 8 C / -1 C; - EPDM type rubber 12 C / -1 C. NOTE: - in plants on horizontal, ascendant vertical pipes. DN L A B Dmin. Net weight ~(kg) PN16 PN25 5 43 19 19 6 5 3 65 46 129 129 73 52 3.5 8 144 144 89 7 4 64 1 164 164 114 95 6 125 7 194 194 141 128 8.5 15 76 22 226 168 132 11 2 89 275 286 219 192 19 25 33 34 273 244 33 114 3 38 43 324 295 47.5 35 127 44 46 356 32 79.5 4 14 491 517 46 38 11.5 45 541 567 475 42 148 152 5 596 627 58 48 191.5 6 178 698-61 585 243.5 EDITION 23
CAST IRON STRAINERS PN 6 ; PN 16 FRI 6;16 page 15 R APPLICATION: - used as valves for impurities retaining in cold water, hot water, petroleum products and other un-noxious and non-aggressive fluids to the materials contacting. flow - type- flanged tilted body Y type; direction - overall length:- ISO 5752-S1; BS 5152; DIN 322-F1; - connecting flanges:- PN 6, PN16 in conformity with ISO 75-2; BS EN 192; DIN 251. EXECUTION: - standard A, special B - the screen is made from perforated stainless steel plate in conformity with table 1; - with draining plug for DN > 32. Table 1 DN A standard B special Perforation diameter Sheet thickness step utile surface % 15-2 -.8.63 1.5 26 25-3 15-2 1.6 1.25 3 26-25-3 2 1.6 4 23 - body, bonnet: - cast iron EN GJL 25 SR EN 1561 - GG25 DIN 1691; - ductile iron EN GJS - 5-7 SR EN 1563 - GGG 5 DIN 1693 - on special request; - screen: - austenitic stainless steel sheet CrNiMo, AISI 34 ; - draining plug:- min. 11,5% Cr stainless steel- 41 S21 BS 156 - X2Cr13 DIN 1744. MOUNTING: - body-bonnet - asbestos free sheet gasket. - at mounting flow direction marked on the body shall be observed. - working position: with bonnet down. Working and test parameters: Nominal pressure PN (bar) Temperature Shell test pressure (in conformity with ISO 528) ( bar ) -1 C 12 C 18 C 2 C Maximum working pressure (bar) 16 (6) 16 (6) 13.6 (5.1) 13 (5) 24 (9) DN L H H1 Connecting flanges PN 6 Connecting flanges PN 16 Net weight, ~(kg) b d1 d2 nxd3 d1 d2 nxd3 PN 6 PN 16 15 13 72 8 55 95 65 14 2.2 2.8 88 2 15 72 9 65 4x11 15 75 4x14 2.6 3.9 16 25 16 12 8 1 75 115 85 3.9 4.5 32 18 125 96 12 9 14 1 4.7 5.8 18 4 2 145 18 13 1 15 11 6.3 7.2 4x14 4x18 5 23 175 13 14 11 165 125 8 1 2 65 29 23 16 16 13 185 145 11.6 13.7 8 31 275 19 19 15 2 16 22 18.1 19 4x18 1 35 33 225 21 17 22 18 8x18 24 25.8 27.5 125 4 34 28 24 2 25 21 42.5 41 26 15 48 42 33 265 225 8x18 285 24 8x22 63.5 62 2* 6 55 37 32 28 34 295 12x22 3 17 112 25* 73 68 456 - - - 45 355-192 12x27 32 3* 85 81 535 - - - 46 41-253 * - on special request flanges drilled PN 1 may be supplied. For confirmation, please use the technical sheet of agreement. (FTC 8) EDITION 23
FLANGED FOOT VALVES PN16 SVR/SS page 16 R VARIANT WITH CHECK VALVE (SVR) SIMPLE VARIANT (SS) USAGE: Pumping stations, as end of the vertical inlet water, petroleum products or other fluids suitable to the material contacting, pipe. DESIGN AND DIMENSIONAL CHARACTERISTICS: -type: -suction basket with lift valve - SVR -suction basket - SS -The sieving useful area/the area of the nominal diameter (s /s DN ) according to the table; -connecting flange PN 16 ISO 75-2;DIN 2533: -mounting position vertical MAXIMUM WORKING TEMPERATURES: -sealing type: - all rubber; - for rubber seats: - NBR rubber 8 C; - EPDM rubber 12 C; - ESZ/EPDM 7 rubber 12 C. -body,disc- cast iron EN -GJL-25 SR EN 1561; GG 25 din 1691 -screen: min 11.5 % chromium steel : -fasteners-a2-7 DIN 267/11 TESTS: -the suction basket with lift valve will be tested as fallow: -shell test;24 bar SR ISO 528 -sealing test:17.6 bar and.2 bar SR ISO 528 grade A. DN PN1 Connecting Flange PN16 d1 d2 nxd3 d1 d2 nxd3 b d4 H H1 Net Weight S / ~kg S DN SVR SS 4 15 11 4x19 15 11 4x19 18 17 165 13 6 : 1 8,2 5,5 5 165 125 4x19 165 125 4x19 2 18 17 14 6 : 1 9,5 6,5 65 185 145 4x19 185 145 4x19 2 2 195 17 6 : 1 12,5 8,5 8 2 16 8x19 2 16 8x19 22 24 21 186 6 : 1 17,7 11,5 1 22 18 8x19 22 18 8x19 24 27 266 245 5 : 1 25,8 16.5 125 25 21 8x19 25 21 8x19 26 31 29 26 5 : 1 33.1 2.8 15 285 24 8x23 285 24 8x23 26 35 385 34 5 : 1 46.2 28.5 2 34 295 8x23 34 295 12x23 3 44 45 42 5 : 1 79.6 47.2 25 395 35 12x23 45 355 12x28 32 52 518 47 4,5 : 1 119 72 3 445 4 12x23 46 41 12x28 32 57 64 61 4,5 : 1 176 85 35 55 46 16x23 52 47 16x28 36 655 771 711 4,5 : 1 245 142 4 565 515 16x28 58 525 16x31 38 76 876 823 4,5 : 1 35 23 For confirmation, please use the technical sheet of agreement. (FTC 35) EDITION 23