PRODUCT CATEGORIES

WAFER TYPE BUTTERFLY VALVES

WAFER TYPE BUTTERFLY VALVES

WAFER TYPE BUTTERFLY VALVES
WAFER TYPE BUTTERFLY VALVES
Product Information
Product Name - WAFER TYPE BUTTERFLY VALVES
MODEL NST-W2
Product Category - · Steam and Flow Control Group · Valves · Butterfly Valves
Product Brand - Nordsteam

Product Features
WAFER TYPE BUTTERFLY VALVES

SPARE PARTS
No PART NAME MATERIAL
1 BODY GG25 PIG CASTING
GGG40 SPHERO CAST
STAINLESS  STEEL SS304
STAINLESS  STEEL SS316 
2 SEAT EPDM (-30℃~110 ℃) ,NBR,VITON,SILICON
3 DISC AISI316 & 304 STAINLESS  STEEL
4 SHAFT SS416
5 BUSHING PTFE
6 O-RING EPDM,NBR
7 HANDLE ALUMINIUM
8 SEGMENT A3

DIMENSIONS
SIZE L H1 H2 H3 L1 D1 D2 D3 4-Ø G J CXC WEIGHT (KGS)
WITHOUT  HANDLE WITH  HANDLE GEAR BOX
DN25 33 32 198 7 65 50 7*7
DN32 33 32 198 7 65 50 7*7
DN40 33 32 198 110 7 65 50 9*9 1.0 1.3 6.2
DN50 43 80 161 32 198 70 118 125 7 65 50 9*9 2.1 2.4 7.3
DN65 46 89 175 32 198 85 137 145 7 65 50 9*9 2.5 2.8 7.7
DN80 46 95 181 32 198 100 143 160 7 65 50 9*9 3.0 3.3 8.2
DN100 52 114 200 32 210 122 156 180 7 65 50 11*11 4.8 5.2 6.0
DN125 56 127 213 32 272 148 190 210 9 90 70 14*14 6.6 7.0 11.8
DN150 56 139 226 32 272 175 212 240 9 90 70 14*14 7.5 7.9 12.7
DN200 60 175 260 35 358 226 268 295 12 125 70 17*17 16.8 14.9 26.1
DN250 68 203 292 35 358 278 325 350 12 125 70 22*22 21.2 22.3 33.5
DN300 78 247 337 35 358 330 403 400 14 125 102 22*22 31.5 42.6 45.9
DN350 78 267 368 45 375 435 460 14 150 125 22*22 38.0 40.0 55.0
DN400 86 309 400 51 439 508 515 14 150 125 27*27 53.0 55.0 87.0
DN450 114 318 422 51 490,5 542 565 22 210 165 27*27 80.0 82.0 112.0
DN500 131 349 479 64 535 592 620 22 210 165 36*36 115.0 117.0 148.0

OPERATING CONDITIONS
PRESSURE CLASS MAX 16 BAR
DIFFERENTIAL  PRESSURE ΔP 16 BAR
VACUUM MAX 0.2 BAR ABSOLUTE  PRESSURE