WSTTV Series Steam Trap Test Valve

Brand: Watson McDaniel

The WSTTV Steam Trap Test Valve offers simple, immediate, and visible diagnosis of any steam trap. Turning a single handle will instantly provide steam trap operational data.
Features
  • Full port
  • Cast heavy wall bronze bodies
  • Standard locking stainless steel handles
  • Seal welded construction
  • Full stainless steel construction
  • Fully compliant with ASME B16.34 & API 608

Specifications

Approvals & Certifications

  • API 608

Ball Material

  • 316 Stainless Steel - ASTM A276

Enclosure, Body Material

  • Bronze (B584 C84400)
  • Stainless Steel (CF8M) - Stainless Steel Body

Handle Assembly Material

  • 300 Series Stainless Steel - Bronze Body

Materials of Construction

  • Lock Washer: 300 Series Stainless Steel - Stainless Steel Body
  • Tailpiece: Brass (B124 C27700) - Bronze Body
  • Tailpiece: Stainless Steel (CF8M) - Stainless Steel Body
  • Thrust Washer: R-TFM (Hostaflon)

NACE & NIST

  • NACE MR-0175

Name Plate, Tag Material

  • Stainless Steel

NPT Connection

  • 1” NPT Female
  • 1/2” NPT Female
  • 3/4” NPT Female

Nut & Bolt Material

  • Handle Nut: 300 Series Stainless Steel
  • Packing Nut: 316 Stainless Steel (ASTM A276 Grade) - Stainless Steel Body
  • Packing: Brass (B16 C36000) - Bronze Body

Packing Material

  • 25 % Carbon-Filled PTFE - Bronze Body
  • Stem: Graphite - Stainless Steel Body

Port

  • Full
  • Reduced - Stainless Steel Body

Pressure Rating

  • Working Steam Pressure - psig: 150 (kPa: 1,000, bar: 10)

Seat / Seal Material

  • Seat: R-TFM (Hostaflon)
  • Tailpiece Seal: Graphite - Stainless Steel Body

Stem Material

  • 316 Stainless Steel - ASTM A276

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