Đầu phun Sprinkler Viking VK467 hướng lên

  • Nhà sản xuất: VIKING - MỸ
  • Mã sản phẩm: VK467
  • Tình trạng: Vui lòng liên hệ
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Xu hướng tìm kiếm: VK467

Đầu phun Sprinkler Viking VK467

Thông số kỹ thuật Sprinkler Viking hướng lên VK467 K 4.9

  • Minimum Operating Pressure: Refer to the Approval Chart.
  • Maximum Working Pressure: 175 psi (12 bar). Factory tested hydrostatically to 500 psi (34.5 bar).
  • Thread size: 1/2” (15 mm) NPT
  • Nominal K-Factor: 4.9 U.S. (70.6 metric†)
  • †Metric K-factor measurement shown is in Bar. When pressure is measured in kPa, divide the metric K-factor shown by 10.0.
  • Glass-bulb fluid temperature rated to -65 °F (-55 °C)
  • Overall Length: 2-1/4” (58 mm)

Material Standards:

  • Frame Casting: Brass UNS-C84400 or QM Brass
  • Deflector: Brass UNS-C23000 or Bronze UNS-C22000
  • Bulb: Glass, nominal 3 mm diameter
  • Belleville Spring Sealing Assembly: Nickel Alloy, coated on both sides with Polytetrafluoroethylene (PTFE) Tape
  • Pip Cap and Insert Assembly: Copper UNS-C11000 and Stainless Steel UNS-S30400
  • Compression Screw: Brass UNS-C36000
  • For ENT coated sprinklers: Belleville spring - Exposed, Screw and Pipcap - ENT plated.
  • Ordering Information: (Also refer to the current Viking price list.)
  • Sprinkler: Base Part No. 19154
  • Order Sprinkler VK467 by first adding the appropriate suffix for the sprinkler finish and then the appropriate suffix for the temperature
  • rating to the sprinkler base part number.
  • Finish Suffix: Brass = A, Chrome = F, White Polyester = M-/W, Black Polyester = M-/B, and ENT = JN
  • Temperature Suffix: 155 °F (68 °C) = B, 175 °F (79 °C) = D
  • For example, sprinkler VK467 with a Brass finish and a 155 °F (68 °C) temperature rating = Part No. 19154AB

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