GROOVED BUTTERFLY VALVE

Categories	FIRE FIGHTING B V
Brand	KRV
Model	DN50-DN300
Update Time	2021-06-14

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Detail Information

Features:

1.rapid installation, sinnple, safe, nefiable, easy to install without space restrictions

2.pipeline and valve maintenance

3.has overcome the pipeline connecting different axis caused imitation, solve the temperature generated the advantages of thermal expansion and contraction

Technical data

(MPa) Nominal pressure	PN16	Design standard	GB 5135.6-2003
(MPa) Strength test pressure	6.4	Test standard	GB 5135.6-2003
(MPa) Seal test pressure	3.2	Applicable temperature	-10-80°C
Applicable medium	Water.oil.gas.non corrosive media

Material of main parts

No.	Part name	Material	No.	Part name	Material
1	Valve body	Ductile iron	5	Rubber ring	Rubber
2	Butterfly disc	Ductile iron	6	Positioning disc	Stainless steel
3	Conical pin	Stainless steel	7	Handle	Carbon steel
4	Valve stem	Martensitic stainless steel,carbon steel

Main dimensions

DN		A	B	C	D	E	F
mm	inch	A	B	C	D	E	F
50	2"	92	60	8	16	100	53
65	21/2"	102	76	8	16	108	61
80	3"	102	89	8	16	114	68
100	4"	116	114	10	16	136	85
125	5"	125	141	10	16	162	99
150	6"	125	165	10	16	174	111
200	8"	138	219	11	19	204	145
250	10"	159	273	13	19	230	190
300	12"	166	324	13	19	270	230