VET - Válvula de Esfera Tripartida Classe 300

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Especificações Técnicas

  • Válvula de bloqueio de fluxo Classe 300 indicada para utilização em diversos líquidos, gases e vapores em ampla faixa de temperatura e pressão conforme norma ASME B16.34;
  • Construção tripartida (um corpo e duas tampas), facilitando a manutenção sem a necessidade de desconectar as extremidades da linha;
  • Haste à prova de expulsão;
  • Disponível na construção com dupla vedação, o que proporciona maior segurança quando utilizadas em linha de vapor;
  • De fácil aplicação para trava de cadeado.

Normas de Referência

Construção
BSI BS EN ISO 17292
ASME B16.34

Testes
API 598

Conexões

Rosca BSP
ISO 228

Rosca NPT
ANSI/ASME 1.20.1

Solda SW
ASME B16.11

Solda BW
ASME B16.25

Materiais

Corpo e Tampas
ASTM A 216 - WCB
ASTM A 351 - CF8
ASTM A 351 - CF8M

Esfera
ASTM A 351 - CF8
ASTM A 351 - CF8M
ASTM A 217 - CA 15
ICI 416
ASTM B16 - C360

Vedações
PTFE
COMP L

Haste
ASTM A 276 - 304
ASTM A 276 - 316
SAE 1020
ASTM A 276 - 410
ASTM A 582 - 416

VÁLVULA DE ESFERA TRIPARTIDA PASSAGEM REDUZIDA (PR)

BITOLA PASS. A* B C D E F
POL. DN
1/2" 15 11,1 62,0 46,0 39,0 125,0 44,0 9,5
3/4" 20 14,0 71,6 48,0 41,0 125,0 48,0 12,5
1" 25 20,4 88,6 82,0 51,0 165,0 57,0 12,5
1.1/4" 32 25,4 101,0 86,0 60,0 165,0 64,0 12,5
1.1/2" 40 31,7 111,7 110,0 73,0 170,0 73,0 12,5
2" 50 38,0 121,5 113,0 77,0 170,0 82,0 16,0
2.1/2" 65 50,8 138,8 125,0 86,0 256,0 94,0 16,0
3" 80 63,0 176,5 145,0 116,0 267,0 116,0 16,0

 

G H I J K PESO
kg		 Coeficiente
de Fluxo
Kv (m3/h)
21,8 17,0 15,8 21,8 2,0 0,49 5,0
27,1 17,0 20,9 27,1 2,0 0,61 9,8
33,8 23,0 26,4 33,8 2,0 1,05 18,7
42,6 23,0 35,0 42,6 2,0 1,40 42,0
48,7 28,0 41,0 48,7 3,0 2,20 72
61,0 28,0 52,5 61,0 3,0 2,90 107
73,8 28,0 62,7 73,8 3,0 4,65 185
90,1 37,0 78,0 90,1 3,0 8,70 305

 

BITOLA PASS. A* B C D E F
POL. DN
1/4” 8 11,1 62,0 46,0 39,0 125,0 44,0 9,5
3/8” 10 11,1 62,0 46,0 39,0 125,0 44,0 9,5
1/2” 15 14,0 71,5 48,0 41,0 125,0 48,0 9,5
3/4” 20 20,4 88,6 82,0 51,0 165,0 57,0 12,5
1” 25 25,4 101,0 86,0 60,0 165,0 64,0 12,5
1.1/4 32 31,7 111,7 110,0 73,0 170,0 73,0 12,5
1.1/2” 40 38,0 121,5 113,0 77,0 170,0 82,0 12,5
2” 50 50,8 138,8 125,0 86,0 256,0 94,0 16,0
2.1/2” 65 63,0 176,5 145,0 116,0 267,0 116,0 16,0

 

G H I J K PESO
kg		 Coeficiente
de Fluxo
Kv (m3/h)
14,0 11,0 9,3 14,0 2,0 0,54 5,0
17,6 11,0 12,3 17,6 2,0 0,52 5,0
21,8 17,0 15,8 21,8 2,0 0,65 14,6
27,1 17,0 20,9 27,1 2,0 1,13 27,8
33,8 23,0 26,4 33,8 2,0 1,60 56,5
42,6 23,0 35,0 42,6 2,0 2,55 104
48,7 28,0 41,0 48,7 3,0 3,30 161
61,0 28,0 52,5 61,0 3,0 5,20 278
73,8 28,0 62,7 73,8 3,0 9,38 460

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