Metso Jamesbury Soft-Seated Butterfly Valve, Series 860
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Jamesbury Series 860 Soft-Seated Butterfly Valve

Brand: Valmet
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Series 860 ANSI Class 600 high-performance Wafer-Sphere butterfly valves provide tight shutoff, excellent flow characteristics, and long service life. 

They are available in 3" to 24" (DN 80 to DN 600) sizes in wafer style body design (860W) and in single-flange lugged design (860L). 

The series 860 Wafer-Sphere butterfly valve is available in a variety of materials in standard, Fire-Tite, NACE MR0103 construction and valves conforming to the European Pressure Equipment Directive (PED) 97/23/EC or PED requirements. 

Optionally available are valves specifically prepared for chlorine, oxygen, high-vacuum, and abrasive service.
Features
  • New Xtreme seat provides longer life, expanded performance boundaries and greater value
  • Field-Proven Single-Piece Flexible PTFE Seat Design
  • Offset Shaft and Eccentric Disc
  • Easy Seat Maintenance
  • Excellent For Both On-off And Control Applications
  • Fire-tested Version Available
  • Single Source Responsibility 

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Specifications

Brand

Actuator Type

  • Double-Acting
  • Electric
  • Manual Gear Operator
  • Pneumatic
  • Spring Return

Approvals & Certifications

  • API 607
  • CE
  • PED - 97/23/EC

Bearing Material

  • Shaft, Thrust: 316 Nitrided Stainless Steel
  • Shaft: PTFE Composite Backed

Differential Pressure

  • psi: 1,000 (kPa: 6,895, bar: 68.95) - Max.

Disc Material

  • 316 Stainless Steel - ASTM A351 CF8M, 1.4408

Enclosure, Body Details

  • Single Flange Lugged
  • Wafer

Enclosure, Body Material

  • 316 Stainless Steel - ASTM A351 CF8M, 1.4408 - Typical 860 36HB, F860 36HB, Typical 868 36HB, F868 36HB, Typical 860 3600, F860 3600, Typical 868 3600, F868 3600 Model
  • Carbon Steel (ASTM A216 Typical WCB or ASTM A515 Grade 70) - Typical 860 22HB, F860 22HB, Typical 868 22HB, F868 22HB Model

Flange Size - 10” (DN 250)

  • 10” (DN 250) - 600# ANSI

Flange Size - 12” (DN 300)

  • 12” (DN 300) - 600# ANSI

Flange Size - 14” (DN 350)

  • 14” (DN 350) - 600# ANSI

Flange Size - 16” (DN 400)

  • 16” (DN 400) - 600# ANSI

Flange Size - 18” (DN 450)

  • 18” (DN 450) - 600# ANSI

Flange Size - 20” (DN 500)

  • 20” (DN 500) - 600# ANSI

Flange Size - 24” (DN 600)

  • 24” (DN 600) - 600# ANSI

Flange Size - 3” (DN 80)

  • 3” (DN 80) - 600# ANSI

Flange Size - 4” (DN 100)

  • 4” (DN 100) - 600# ANSI

Flange Size - 6” (DN 150)

  • 6” (DN 150) - 600# ANSI

Flange Size - 8” (DN 200)

  • 8” (DN 200) - 600# ANSI

Flow Rate

  • 155 to 11,300 Cv - Accordance with ASME B16.34

Gasket Material

  • Graphite
  • PTFE

Materials of Construction

  • Compression Plate, Pin, Disc Pin, Stud, Lock Washer, Cover Plate (14” to 24” (350 to 600 mm), Blow-out Spacer: Stainless Steel - Typical 860 36HB, F860 36HB, Typical 868 36HB, F868 36HB, Typical 860 3600, F860 3600, Typical 868 3600, F868 3600 Model
  • Disc Pin: 630 Stainless Steel (17-4 PH) - Typical 860 22HB, F860 22HB, Typical 868 22HB, F868 22HB, Typical 860 36HB, F860 36HB, Typical 868 36HB, F868 36HB Model
  • Insert, Compression Plate, Indicator Pointer, Cover Plate (14” to 24” (350 to 600 mm), Lock Washer, Base Plate 8” (200 mm): Carbon Steel - Typical 860 22HB, F860 22HB, Typical 868 22HB, F868 22HB Model
  • Insert: 316 Stainless Steel - Typical 860 36HB, F860 36HB, Typical 868 36HB, F868 36HB, Typical 860 3600, F860 3600, Typical 868 3600, F868 3600 Model
  • Spacer: 316 Stainless Steel
  • Stud, Lock Washer: Zinc-Plated Carbon Steel - Typical 860 22HB, F860 22HB, Typical 868 22HB, F868 22HB Model

Media

  • Water

NACE & NIST

  • NACE MR-0103

Name Plate, Tag Material

  • Stainless Steel

Nut & Bolt Material

  • Nut: Stainless Steel - Typical 860 36HB, F860 36HB, Typical 868 36HB, F868 36HB, Typical 860 3600, F860 3600, Typical 868 3600, F868 3600 Model

Plug Material

  • Pressure Plug 3” to 12” (80 to 300 mm): Carbon Steel - Typical 860 22HB, F860 22HB, Typical 868 22HB, F868 22HB Model
  • Pressure Plug 3” to 12” (80 to 300 mm): Stainless Steel - Typical 860 36HB, F860 36HB, Typical 868 36HB, F868 36HB, Typical 860 3600, F860 3600, Typical 868 3600, F868 3600 Model

Pressure Drop

  • psi: 1 (kPa: 6.9, bar: 0.69)

Pressure Range

  • psi: 1,205 to 1,480 (kPa: 8,390 to 10,210, bar: 83.9 to 102.1) - Carbon Steel
  • psi: 955 to 1,440 (kPa: 6,680 to 9,930, bar: 66.8 to 99.3) - 316 Stainless Steel

Proof Pressure

  • psi: 2,200 (kPa: 15,000, bar: 150) - 316 Stainless Steel
  • psi: 2,250 (kPa: 15,400, bar: 154) - Carbon Steel

Ring Material

  • Compression: Stainless Steel
  • Retaining Ring 3” to 6” (80 to 150 mm): Inconel

Screw Material

  • Cap Screw 14” to 24” (350 to 600 mm): Carbon Steel - Typical 860 22HB, F860 22HB, Typical 868 22HB, F868 22HB Model
  • Drive Screw, Cap Screw: Stainless Steel

Seat / Seal Material

  • Seat, Shaft Seal, Body Seal 3” to 12” (80 to 300 mm), Plug Seal 3” to 12” (80 to 300 mm): Carbon-Filled Enhanced PTFE
  • Seat: 316 Stainless Steel
  • Seat: XTREME
  • Shaft Seal: Graphite

Shaft Material

  • 316 Stainless Steel - Typical 860 3600, F860 3600, Typical 868 3600, F868 3600 Model
  • AISI 630 Stainless Steel, 17-4 PH - Typical 860 22HB, F860 22HB, Typical 868 22HB, F868 22HB, Typical 860 36HB, F860 36HB, Typical 868 36HB, F868 36HB Model

Temperature Range

  • -29° to 250° C (-20° to 500° F)

Trim Material

  • 316 Stainless Steel
  • Carbon Steel

Documentation

Data Sheets

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