亚洲日韩精品无码一区二区三区,日韩精品无码一区二区三区久久久 ,国产高清乱理伦片中文,无码精品久久久天天影视

End Connections

?  Threaded – NPT, BSPT, BSPP
  ?  Socket weld
  ?  Integral tube ends
  ?  Welded flanges (ANSI, DIN, JIS)
  ?  Others upon request (contact   factory)

Actuator

?  1/4" (DN8) – standard: 14M (14 in 2 )   multi-spring
  ?  1/2" (DN15) – standard: 14M
  ?  3/4" (DN20) – standard: 14M;   optional 35M (35 in 2 )

Diaphragm Material

?  14M – rolling (Nylon/Nitrile)
  ?  Optional 35M Actuator: Buna-N fabric   reinforced

Body/Bonnet Materials

?  Carbon Steel
  ?  Stainless Steel
  ?  Hastelloy C
  ?  Hastelloy B
  ?  Alloy 20
  ?  Monel
  ?  Titanium
  ?  Other materials upon request

Trim Materials

?  Cv's 0.05 (0,04 Kv) and above: 17-4 plug,   316SS stem/seat
  ?  Cv's below 0.05 (0,04 Kv): Nitronic   60 stem/plug & seat

Optional Trim Materials

?  316SS Stem, 17-4 plug, 416SS seat
  ?  316SS Stem, Stellite plug and   Stellite seat (hard seat only)
  ?  316SS Stem/plug & seat
  ?  316SS Stem plug, PEEK seat

Actuator Materials

?  Aluminum – 14M
  ?  Steel – 35M

Stem Packing

?  Standard: spring-loaded TFE/Chevron (to   450°F/232°C)
  ?  Optional: braided or   Graphite/Grafoil (with positioners on 14M)

Body/Bonnet Gasket:

RPTFE or Grafoil   (matches packing mate-rial unless specified)

Service:

steam, air, gas,   oil, water, chemicals

Shutoff

?  Standard – Cv's 0.05 and greater: ANSI   Class IV; Cv's 0.02 and lower: ANSI Class VI
  ?  Optional – Cv's 0.05 and greater:   ANSI Class VI (with PEEK seats)

Ranges:

3-15 or 6-30 psi   (0,21-1,0 or 0,4-2,1 bar) split ranges are available with optional positioner

Action

?  Direct (air signal closes valve)
  ?  Reverse (air signal opens valve)

Flow Characteristic:

linear (all   Cv's), equal percentage (Cv >/= 0.05/0,43 Kv only); or quick opening (Cv   >/= 0.05/0,43 Kv only)