Butterfly Valve - NP Series

SKU 2b8fbf10fb03 Category

As válvulas borboleta séries NP & NT possuem excelente performance, facilidade de manutenção e intercambialidade dos componentes, além de maior vida útil.

Main highlights:
Concentric disc
Body construction in wafer, lug or flangada
Monobloc
Manual or automatic

More information

SETTINGS

Construction Standard
API 609 Category A

Body construction
Wafer
Lug
Flangeada (de 6 ″ to 12 ″)

Face a face
API 609 Category A
ISO 5752 Col.20
MSS SP-67

Dimensions
1½” a 12″ (40 a 300mm)

Pressure Limits
100 psi (with disc covered in e-CTFE)
150 psi (with stainless steel disc)

Site
PTFE (Teflon)

Material

Body Disco Site Haste
ASTM A-216 WCB Carbon Steel Fither Nodular A-536 Gr.65.45.12 Nbr (hello-n) Stainless steel A-276 410 (default)
Astm A-351 CF8-M Stainless steel Nodular cute with e-CTFE Neoprene Stainless steel A-276 316 / 316L
FoFo Nodular ASTM A-536 Nodular cute with nylon EPDM Stainless steel A-564 630 (17-4ph)
Bronze Nodular cute with nickel Hypalon Others under consultation
Aluminum Bronze / aluminum Faston
Duplex stainless steel Duplex stainless steel Good Ga-1
Others under consultation Ac inoxa A-351 CF8-M / CF8 SBR
Others under consultation Nitrilica Caboxilada
Dimensional table
Values ​​in millimeters
DB 1½” 2″ 2½” 3″ 4″ 5″ 6″ 8″ 10″ 12″
A 33 42 45 45 52 54 56 61 66 77
B 130 143 156 162 181 197 210 240 286 310
C 191 216 235 248 281 310 334 397 476 552
D 88 102 121 133 172 194 219 276 337 406
F 10 12 12 12 12 12 12 12 12 12
G 25 15 15 15 15 20 20 20 25 25
H 11 14 14 14 14 17 17 17 17 22
N 7 7 & 9 7 & 9 7 & 9 7 & 9 9 9 9 & 11 11 11
O 50 50 & 70 50 & 70 50 & 70 50 & 70 70 70 70 & 102 102 102
ISO 5211 F05 F05 & F07 F05 & F07 F05 & F07 F05 & F07 F07 F07 F07 & F10 F10 F10
Peso
Approximate weight in kgs.
Type 1½” 2″ 2½” 3″ 4″ 5″ 6″ 8″ 10″ 12″
Wafer 1.5 2.5 4 4.5 5 7 9 13 20 34
Lug 2 3 4.5 5 7.5 11 13 18.5 29 43.5
Flangeada 16 26 38 58.5
TORQUE
Orientative values ​​considering fluid water at 20ºC and speed up to 4.5m/s
CWP 1½” 2″ 2½” 3″ 4″ 5″ 6″ 8″ 10″ 12″
100 psi 12 20 25 30 95 140 170 300 470 550
150 psi 12 20 25 30 95 140 170 300 470 550
Exploded view
Item Description
1 Corpo (Wafer / Lug / Flangeado)
2 SEED SOFT
3 Disco
4 Haste superior
5 Haste lower
6 Bearings (short and long)
7 Anti-expulsion pin
8 O’ring

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