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F628, F628B & F629 Butterfly Valve Fully Lugged

Verified by manufacturer 1 day ago

F628 DN50

Crane Fluid Systems Variant:

A fully-lugged, lever operated butterfly valve (F628), gearbox operated (F629) or bareshaft (F628B).

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Application

  • Suitable for applications where Level 3 C3 (Medium) corrosion protection is required and for a wide temperature range -10°C to 130°C.
  • Suitable for Group 2 liquids as defined by the Pressure Equipment Directive 2014/68/EU.*

Description

A fully-lugged, lever operated butterfly valve (F628), gearbox operated (F629) or bareshaft (F628B).


Features and benefits:

  • Robust, ductile iron valve body for long life service.
  • Valve body fully lugged to fit PN16 or ANSI Class 125 flanges.
  • The anti-blow out stem design provides a safe and secure operation.
  • Integrated notch plate for a more compact design and aluminium lever to reduce risk of corrosion.
  • Fully bonded epoxy paint system for superior corrosion resistance.
  • Maintenance free valve design, reducing downtime.

General information

Color

Black

Material

Brass

Guidance for specification option:

Aluminium Bronze C954 ASTM B148

Iron

Guidance for specification option:

Ductile Iron ASTM A536 64-45-12

Steel

Guidance for specification option:

  • Stainless Steel Type 410
  • Carbon Steel (Zn Plated)

Aluminium

Guidance for specification option:

Aluminium Alloy

Uniclass

Pr_65_54_95_08 Butterfly valvesPrimary

Specification data - Butterfly valves

Standard

BS EN 1092-2; BS EN 558.

PN rating

PN16.

Working conditions

-

Type of fluid

Water.

Materials

-

Body

Ductile Iron ASTM A536 64-45-12.

Shaft

Stainless Steel Type 410.

Disc

Aluminium Bronze C954 ASTM B148.

Operation

-

Manual

Lever.

Inlets/outlets diameter

DN50.

Dimensions

246 x 43 mm.

Manufacturer guidance

Refer to technical datasheet for detailed dimensions.

Weight

3.6 kg.

Thread size

4- M16 x 2.0.

TestPressure

Shell: 24 bar, Seat: 17.6 bar.

Materials

Body: Ductile iron, Disc: Aluminium bronze, Liner: EPDM, Shaft, Taper pin: Stainless steel, O-Ring: Buna-N, Bushing: PTFE, Lever: Aluminium alloy and Stop plate: Carbon steel (Zn plated). Gearbox (F629): Cast iron.

Guidance for specification option:

Body: Ductile iron; Disc: Aluminium bronze; Liner: EPDM, Shaft,Taper pin: Stainless steel; O-Ring: Buna-N, Bushing: PTFE; Lever: Aluminium alloy; Stop plate: Carbon steel (Zn plated).

PressureRange

Temperature: -10 to +90°C: 16 bar, Temperature: -10 to +130°C: 15.7 bar.

Flow capacity

98 Kv.

Manufacturer guidance

Flow coefficient Kv.

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