GB wave bellows globe valve

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GB wave bellows globe valve

Model: WJ41H
Nominal diameter: DN15 ~ 300mm
Nominal pressure: PN1.6 ~ 4.0MPa
Working temperature: -20 ℃ -350 ℃
Body material: WCB, F304, F316
Design standard: DIN3356
Structure length: DIN3202
Connecting flange: DIN2543-2545
Test and inspection: DIN3230

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產(chǎn)品詳細

Product main structural features:
1, reasonable structure, reliable sealing, excellent performance, attractive appearance;
2, sealing surface is welded Co cemented carbide, wear, corrosion, good anti-friction properties, long life;
3, stem quenched and surface nitriding treatment, good corrosion and abrasion resistance.;
4, double sealing performance is more reliable;
5, more intuitive stem down position indication;
6, part material, flange and butt size can be Actual conditions or user requirements reasonable matching, to meet the needs of various projects.

specifications:

structure type	BB-BG-OS & Y
Drive mode	Manual
Drive mode	pneumatic
design standards	DIN3356
Structure length	DIN3202
Connect the flange	DIN2543-2545
Test and inspection	DIN3230

Product Performance Specifications:

Nominal pressure (MPa)	Shell test pressure (MPa)	Seal test pressure (MPa)	Applicable temperature (℃)	Suitable media
1.6	2.4	1.76	-20 ° C to 350 ° C	Water, steam, oil and so on
2.5	3.75	2.75
4.0	6.0	4.4

The main components of material:

NO.	name	Material
1	Body	WCB, F304, F316
2	Disc	2CR13, F304, F316
3	Shaft pin	F304, F316
4	Bellows assembly	F304, F316L
5	cap	WCB, F304, F316
6	filler	Flexible Graphite, PTFE
7	Pressure sleeve	25 #, F304, F316
8	Positioning pieces	25 #, F304, F316
9	Stem nut	Copper alloy ZQA19-4
10	Handwheel	Carbon steel
11	And hat	25 #
12	Oil Cup	brass
13	Hex nuts	ASTMA 193 2H, A 193-8, A 193-8M
14	Studs	ASTMA 193 B7, A193-B8, A193-B8M
15	Gasket	Flexible graphite + stainless steel l, PTFE
16	Valve stem	2Cr13, F304, F316

WJ41H-16

Pressure Level	PN16
caliber	15	20	25	32	40	50	65	80	100	125	150	200	250	300
L	130	150	160	180	200	230	290	310	350	400	480	600	730	850
H	205	205	217	230	235	240	285	310	370	430	445	560	695	740
W	120	120	140	140	160	180	180	200	250	300	300	400	520	520
Weight (kg)	4.5	4.8	5.5	7.8	9.5	12.7	18.6	23.5	39.5	56.8	76.1	115	237.2	399.5
Travel h	7	7	12	13	14	15	19	23	28	35	42	52	64	75
Kv	4.2	7.4	12	19	30	47	77	120	188	288	410	725	1145	1635

WJ41H-25

Pressure Level	PN25
caliber	15	20	25	32	40	50	65	80	100	125	150	200	250	300
L	130	150	160	180	200	230	290	310	350	400	480	600	730	850
H	205	205	217	230	235	240	285	310	370	430	445	560	695	740
W	120	120	140	140	160	180	180	200	250	300	300	400	520	520
Weight (kg)	4.5	4.8	5.5	8	9.8	13	19.2	24.3	43.7	57.9	81.6	137	288.1	420
Travel h	7	7	12	13	14	15	19	23	28	35	42	52	64	75
Kv	4.2	7.4	12	19	30	47	77	120	188	288	410	725	1145	1635

WJ41H-40

Pressure Level	PN40
caliber	15	20	25	32	40	50	65	80	100	125	150	200	250	300
L	130	150	160	180	200	230	290	310	350	400	480	600	730	850
H	205	205	217	230	235	240	285	310	370	430	445	560	695	740
W	140	140	140	160	180	180	200	250	300	350	350	450	520	520
Weight (kg)	4.5	4.8	5.5	8.3	10.5	13.6	20.5	25.6	46.1	61.2	85	159	308.5	445
Travel h	7	7	12	13	14	15	19	23	28	35	42	52	64	75
Kv	4.2	7.4	12	19	30	47	77	120	188	288	410	725	1145	1635

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