American crane with ring 1/2`` vn-pl. butterfly BV.521.04

Артикул: BV.521.04

#	Feature	Value
1	Maximum short-term medium temperature	° С 150
2	Medium operating temperature	° С 120
3	Nominal maximum pressure, bar	40
4	Throughput, m3 / hour	½ "19.8 ¾ "21.22 1 "49.7 1 * 1/4 "76.13
5	Valve tightness class	"A"
6	Maintainability	Yes
7	Transition Characteristic	full
8	Thread cut	Yes

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Overview

Ball valves with a half-seal MVI of the BV.52 series ... belong to the shut-off fittings and are not intended to regulate flow. They perform the function of quickly shutting off the flow in pipelines domestic use of hot and cold water supply systems, heating. Do not create resistance to flow. Ball valves full bore MVI with plug-in connection allows connect devices to the system that require periodic prevention. Use ball valves as control valves is prohibited.

Model overview

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Materials

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#	Part name	Material	Material grade according to norms
#	Part name	Material	RF	EN
1	Corpus	Brass	ЛС-59-2	CW617N
2	Ball	Brass	ЛС-59-1	HPb58-3
3	Stock	Brass	ЛС-59-1	HPb58-3
4	Locking nut	Brass	-	HPb56-4
5	Stem Seal	Teflon	Teflon	PTFE
6	Nut	Stainless steel	08Х18Н10	AISI304
7	Nipple	Brass	ЛС-59-2	CW617N
8	Union nut	Brass	ЛС-59-2	CW617N
9	Connection gasket	Teflon	Teflon	PTFE
10	Seat Ring	Teflon	Teflon	PTFE
11	Butterfly	Aluminum	-	Al-46100
12	Thread Seal	Elastomer	Rubber	EPDM
13	Retaining Ring	Brass	-	HPb58-3
14	Fitting	Brass	-	CW617N