Crane MVI 1/2`` int.-ext. butterfly BV.514.04

Article: BV.514.04
# Feature Value
1 Maximum fluid temperature ° С 150
2 Nominal maximum pressure, bar - diameters ½ "- 2" 40
- diameters 2 * 1/2 "- 4" 25
3 Throughput, m3 / hour ½ "19.8
¾ "21.22
1 "49.7
1 * 1/4 "76.13
4 Valve tightness class "A"
5 Maintainability yes
6 Transition Characteristic full
7 Mean time between failures, cycles 25000
8 Average total life, cycles 55000

Overview

Full bore ball valves MVI of the BV.51 ... series belong to shut-off valves and are not designed to regulate the flow. They perform the function of fast shut-off of the flow on domestic pipelines hot and cold systems water supply, heating. Do not create resistance to flow Use ball valves as control valves is prohibited.

The coupling of the valve must be made using in as sealing materials FUM (fluoroplastic sealing material) or sanitary nylon thread. For installation of the valve, it is not allowed to use pipe lever keys (KTP) above the second number, while acting with a key allowed only on the hexagon of the valve inlet. Fastening of elastic hoses to the tap connection should be done using standard screw clamps. Use for fastening hoses of various types of wire twists are not allowed.


Model overview

Those. information

The valve consists of a composite brass body, a shutter ball, which is overlapped with a butterfly. The force of the butterfly turning on The ball is driven by a PTFE-sealed stem. The butterfly is attached to the stem with a nut. The valve ball is placed between the seat rings made of teflon.

Materials


Материалы
# Part name Material Material grade according to norms
RF EN
1 Large body Brass ЛС-59-2 CW617N
2 Small body Brass ЛС-59-2 CW617N
3 Ball Valve Brass - HPb58-3
4 Stock Brass - HPb58-3
5 Locking nut Brass - HPb58-3
6 Seat Ring Teflon Teflon PTFE
7 Stem Seal Teflon Teflon PTFE
8 Butterfly Aluminum - Al-46100
8 Lever Steel Steel Q235
9 Nut Stainless steel 08Х18Н10 AISI304

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Colors

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