S41-8inch_MetalSeat_with92-93Sz119_5C_HomeHero_1-min https://www.bray.com/images/default-source/products/mccannalok/s41-ms/s41-8inch_metalseat_with92-93sz119_5c_homehero_1-min.jpg?sfvrsn=534f4e3a_4

High Performance Butterfly Valve

McCannalok Metal Seated

Size Range
2½ - 30” (65 - 750mm)
Temperature Range
Capabilities up to 900 °F (482°C) (3rd party-validated)
Pressure Ratings
ASME Class 150, 300 and 600

Specifications

High Performance Butterfly Valve - McCannalok Metal Seated

Size Range
2½ - 30” (65 - 750mm)
Body Materials
Stainless Steel, Carbon Steel
Temperature Range
Capabilities up to 900 °F (482°C) (3rd party-validated)
Stem Materials
17-4 PH Stainless Steel: ASTM A564 Type 630 Gr H1150D, Stainless Steel: ASTM A479 Gr 316 Strain Hardened Level 1
Pressure Ratings
ASME Class 150, 300 and 600
Seat Materials
Inconel® 718
Shutoff Rating
Class IV
Disc Materials
Nitrided Stainless Steel, ASTM A351 Gr CF8M
Body Style
Wafer, Lug and Double Flanged
Design Standard
ASME B16.34, ASME VIII, API 609
Flange Drilling
ASME B16.5, EN 1092
Testing Standard
ANSI/FCI 70-2-2013, IEC 60534-4
Certifications
IEC 60534-4, ANSI/FCI 70-2-2013
Face to Face
API 609, ISO 5752
Fugitive Emissions
ISO 15848-1, API 641
Applications
High temperature, Abrasive, Hot Oil, Hot Air & Gas, Saturated Steam, Slurries, Chemical Processing, Modulation and Control

Features & Benefits

The Bray/McCannalok Metal Seated high performance butterfly valve has been extensively performance tested in our state-of-the-art technology center and test laboratory. The Inconel® 718 metal seat has been contoured to provide control, strength and flexibility in high temperature applications. The Technology Group’s design validation procedure includes cycle, torque and leakage testing to ensure long service life.

 

Features:

  • Body Style: Wafer, Lug and Double Flanged
  • ASME Class 150 and 300: 2 -1/2” – 30” (65mm - 750mm)
  • ASME Class 600: 3” – 14” (80mm - 350mm)
  • Capabilities up to 900 °F (482 °C)
  • Wear-resistant Inconel® 718 metal seat provides industry leading low torque
  • 3rd party validated high temperature tested
  • High strength, anti-blowout one piece stem
  • Nitrided disc for abrasion resistance
  • Contoured disc to maximize flow
  • Full face retaining ring protects seat in abrasive applications
  • Easily accessible and adjustable stem packing
  • Class IV bi-directional leakage rates through full pressure range tested in accordance to IEC 60534-4 and ANSI/FCI 70-2-2013
  • Alternative flange drilling available

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