6

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KR VALVE (TIANJIN) CO.,LTD

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FLANGE HIGH TEMPERATURE VALVE

FLANGE HIGH TEMPERATURE VALVE

group name: Ball Valve

Min Order: 1 piece

brand name: KRV

model: DN40-DN250

Nearest port for product export: Tianjin, Shanghai, Qingdao, Dalian

Delivery clauses under the trade mode: FOB, CFR, CIF, EXW

Acceptable payment methods: T/T, L/C, Credit Card, Westem Union, Cash

update time: Tue, 11 May 2021 20:14:52 GMT

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Packging & Delivery

Min Order1 piece

Briefing

FLANGE HIGH TEMPERATURE VALVE

Detailed

Executive standard of integrated high temperature ball valve

Product specification	design code	Structural length	Connecting flange	Test and inspection	Pressure temperature
Product specification	GB/T12237	GB/T12221	JB/T79、EN1092	JB/T9092GB/T13927、API598	GB/T12224

Main performance parameters

model	Nominal pressure（MPa）	Strength test pressure（MPa）	Sealing test pressure（MPa）	Applicable temperature（℃）	Applicable medium
QJ41M-16C	1.6	2.4	1.8	-28~+300(M/F)	Heat transfer oil, water, steam, gas, oil, nitric acid and acetic acid corrosive media
QJ41M-24C	2.5	4.0	2.8	-28~+350(PPN)

Materials of main parts of integrated high temperature ball valve

Part name	valve body	Screw plug	sphere	Stem	coating	seal ring	Handle
Material Science	QT450	QT450	stainless steel	20Cr13	Medium grey paint	Composite metal seal ring	cast iron

Integral high temperature ball valve pn1.0/1.6/2.5mpa main connection dimensions

model	Nominal diameter（DN）	Standard value							reference value
model	Nominal diameter（DN）	L	D	D1	D2	f	b	Z-Φd	L0	H
QZ41M-10	40	165	145	85	110	3	18	4-18	250	155
	50	178	160	110	125		20		300	175
	65	195	180	120	145		20		300	195
	80	210	195	135	160		22		320	225
	100	229	215	155	180		22	8-18	320	250
	125	254	245	185	210		24	8-18	360	270
	150	280	280	210	240		24	8-23	360	290
	200	330	335	265	295		26	8-23	450	320
QJ41M-16	15	130	95	45	65	2	16	4-14	150	105
	20	150	105	55	75				150	110
	25	160	115	65	85				160	120
	32	180	135	78	100		18	4-18	180	140
	40	200	145	85	110	3	18		250	155
	50	230	160	100	125		20		300	175
	65	290	180	120	145		20		300	195
	80	310	195	135	160		22	8-18	320	225
	100	350	215	155	180		24		320	250
	125	400	245	185	210		26		360	270
	150	480	280	210	240		28	8-23	360	290
	200	600	335	265	295		30	12-23	450	350
	250	730	405	320	355		32	12-25	450	405
QJ41M-25	15	130	95	45	65	2	16	4-14	150	105
	20	150	105	55	75				150	110
	25	160	115	65	85				160	120
	32	180	135	78	100		18	4-18	180	140
	40	200	145	85	110	3	20		250	155
	50	230	160	100	125		20		300	175
	65	290	180	120	145		22	8-18	300	195
	80	310	195	135	160		22	8-18	320	225
	100	350	230	160	190		24	8-23	320	250
	125	400	270	188	220		28	8-25	360	270
	150	480	300	218	250		30	8-25	360	290
	200	600	360	278	310		34	12-25	450	350
	250	730	425	332	370		36	12-30	450	405
QP41M-25C	40	230	145	85	110	18	3	4-18	250	155
QP41M-25C	50	250	160	100	125	20	3	418	300	175

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