DJ41W low temperature long rod stop valve

Product Name:	Direct heat preservation stop valve	Product Model:	BJ45W
Nominal diameter:	DN15 to DN200	Structural form:	cutoff
Nominal pressure:	2.5MPa to 4.0MPa	Connection method:	Flange
Applicable temperature:	29ºC ~ +550ºC	Drive mode:	Hand wheel, bevel gear
Body material:	WCB, cast steel, carbon steel, stainless steel 304/316/316L	Manufacturing standard:	GB, German DIN, American API, ANSI
Applicable media:	Easily crystallized liquid	Manufacturer:	Xuan Cheng Valve Co., LTD

Product Description

The insulation jacket of BJ45W direct-flow insulation globe valve is welded between the two flanges of the valve, and the side and bottom of the valve are provided with two connecting ports of the insulation jacket. Dc heat preservation stop valve is especially suitable for chemical industry, fertilizer industry pipeline, jacket content into the steam can prevent the crystallization of the medium. It is widely used in petroleum, chemical, metallurgy, pharmaceutical and other systems to transport high-viscosity media that will solidify at room temperature.

Standard Specification

1, design and manufacture according to GB12234-89 GB12234-892
, structure length according to GB12221-89 GB12221-893
, flange size according to JB/T79-94 JB/779-944
, valve inspection and test according to GB13927

Performance parameters

Model number	Nominal pressure	Test pressure		Applicable temperature	Applicable medium	Jacket pressure
Model number	Nominal pressure	Shell	Seal	Applicable temperature	Applicable medium	Jacket pressure
BJ45W-25P	2.5	3.75	2.75	200 or less	Nitric acids	1.3 or less
BJ45W-40P	4.0	6.0	4.4		Nitric acids
BJ45W-64P	6.4	9.0	6.6		Nitrates
BJ45W-25P	2.5	3.75	2.75
BJ45W-40P	4.0	6.0	4.4
BJ45W-64P	6.4	9.0	6.6

Materials for main parts

Part name	ZG1CR18NI9TI series	ZGOOCR18NI10 series	ZG1Cr18Ni12MO2Ti series	ZGOOCR17NI14MO2 series	WCB series
Body/Valve Geste	ZG1CR18NI9TI	ZGOOCR18NI10	ZG1Cr18Ni12MO2Ti	ZGOOCR17NI14MO2	WCB
Ram	ZG1CR18NI9TI	ZGOOCR18NI10	ZG1Cr18Ni12MO2Ti	ZGOOCR17NI14MO2	1Cr13
Stem	1CR18NI9TI	00cr18ni10	1CR18NI12MOTI	OOCR17NI14MO	1Cr13
Stuffing	PTFE textile	PTFE textile	PTFE textile	PTFE textile	Graphite
gasket	304L+PTFE	304L+PTFE	316L+PTFE	316L+PTFE	Graphite +304
Gland	ZG1CR18NI9TI	ZG00CR18ni10	ZG1Cr18Ni12MO2Ti	ZGOOCR17NI14MO2	WCB
Packing press ring	1CR18NI9TI	00CR18NI10	1Cr18NI12MOTI	OOCR17NI14MO	1Cr13
Bolts	1cr17ni2	1CR17NI2	1Cr17NI2	1Cr17Ni2	35CrMoA
Nuts	1cr18ni9ti	1CR18NI9TI	1Cr18NI9ti	1Cr18NI9ti	45

Main overall dimensions

PN(MPa)	DN(mm)	Dimensions (mm)										Weight kg
PN(MPa)	DN(mm)	L	L1	H	3-G	D	D1	D2	b	Z - phi d	Do	Weight kg
2.5	15	200	50	210	1/2	105	75	55	16	4 - phi 14	120	14
	20	220	50	240	1/2	115	85	65	16	4 - phi 14	140	18
	25	220	50	250	1/2	135	100	78	18	4 - phi 18	160	25
	32	250	55	270	1/2	145	110	85	18	4 - phi 18	160	30
	40	270	60	310	1/2	160	125	100	20	4 - phi 18	160	36
	50	300	60	330	Three quarters of	180	145	120	22	8 - phi 18	240	40
	65	350	65	360	Three quarters of	195	160	135	22	8 - phi 18	240	54
	80	380	70	400	Three quarters of	230	190	160	24	8-23	280	70
	100	430	75	480	1	270	220	188	28	8 - phi is 25	320	100
	125	490	80	550	1	300	250	218	30	8 - phi is 25	360	130
	150	570	90	620	1	330	280	248	32	12-25	360	170
	200	690	95	750	1	395	340	302	36	12-25	400	250
4.0	15	200	50	210	1/2	105	75	55	16	4 - phi 14	120	14
	20	220	50	240	1/2	115	85	65	16	4 - phi 14	140	18
	25	220	50	250	1/2	135	100	78	18	4 - phi 18	160	25
	32	250	55	270	1/2	145	110	85	18	4 - phi 18	160	33
	40	270	60	310	1/2	160	125	100	20	4 - phi 18	160	41
	50	300	60	330	Three quarters of	180	145	120	22	8 - phi 18	240	45
	65	350	65	360	Three quarters of	192	160	135	22	8 - phi 18	240	62
	80	380	70	400	Three quarters of	230	190	160	24	8-23	280	80
	100	430	75	480	1	270	220	188	28	8 - phi is 25	320	100
	125	490	80	550	1	300	250	218	30	8 - phi is 25	360	130
	150	570	90	620	1	350	295	258	34	12-30	360	185
	200	690	95	750	1	415	355	315	40	12-34	400	268

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