VMV水波纹

SFT70 Lever Float Steam Trap

  • The body and bonnet are made of cast steel/forged steel.
  • All internal parts are made of stainless steel, and the wear allowance has been fully considered in the design of movable parts, which improves the service life of the trap.

SFT70 Lever Float Steam Trap

Description

Working Principle

Based on the density of vapor and liquid.

Features
  • The body and bonnet are made of cast steel/forged steel.
  • All internal parts are made of stainless steel, and the wear allowance has been fully considered in the design of movable parts, which improves the service life of the trap.
  • Special flow channel design to achieve zero water hammer.
  • Patented flexible closing system and micron-level precision closing system double guarantee no steam leakage and long service life.
  • Built-in air exhaust valve to prevent steam lock.
  • The independent filter makes the trap work in a clean environment.
  • Choose different displacement curves according to the pressure.
  • The back pressure rate is as high as 95%.

 

Technical Standard
  • GB/T12250-2005 Steam Trap Terminology Marking Structure Length
  • GB/T22654-2008 Technical Conditions for Steam Traps
  • GB/T12251-2005 Test Method for Steam Traps
  • ISO 6948 Automatic steam traps

Production and performance characteristic tests

Technical Parameters
Nominal pressurePN40
Max. allowable pressure (Shell)3.92MPa/200℃
Max. allowable temperature (Shell)450℃/1.66MPa
Factory steam action test>3 times/1.6MPa
Max. operating pressure3.2MPa
Max. operating temperature350℃
Factory cold test pressure6.0MPa
Air test2.0MPa

Bonnet: WCB
Body: WCB
Seat: Martensitic Stainless Steel
Disc: Martensitic Stainless Steel
Other internal parts: Martensitic Stainless Steel

SFT70 Displacement Curve

Lever Ball Float Steam Trap SFT70 Structure Diagram

unit (mm)

ModelSizeLHH1WWeight
SFT70DN5036034313538553Kg
SFT70DN6536034313538554Kg
SFT70DN8036034313538556Kg

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