Special Design for China Industrial Flange or Bw Ends Cast Iron & Forged Stainless Steel Globe Valve

Short Description:

The national standard flange type stop valve is suitable for cutting off or connecting pipeline medium in petroleum, chemical, pharmaceutical, chemical fertilizer, electric power industries with nominal pressure of pn1.6 ~ 16MPa and working temperature of – 46 ~ 550 ℃.

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Our company since its inception, always regards product quality as enterprise life, continuously improve production technology, improve product quality and continuously strengthen enterprise total quality management, in strict accordance with the national standard ISO 9001:2000 for Special Design for China Industrial Flange or Bw Ends Cast Iron & Forged Stainless Steel Globe Valve, With a wide range, top quality, sensible price ranges and stylish designs,Our merchandise are widely recognized and dependable by users and can meet up with continuously changing economic and social needs.
Our company since its inception, always regards product quality as enterprise life, continuously improve production technology, improve product quality and continuously strengthen enterprise total quality management, in strict accordance with the national standard ISO 9001:2000 for China Globe Valve, Pressure Seal Globe Valve, To work with an excellent items manufacturer, our company is your best choice. Warmly welcome you and opening up the boundaries of communication. We are the ideal partner of your business development and look forward to your sincere cooperation.
Features of J41H / y flange globe valve

1. The product has reasonable structure, reliable sealing, excellent performance and beautiful appearance;

2. The sealing surface overlaid with Co based cemented carbide has good wear resistance, corrosion resistance, abrasion resistance and long service life;

3. The valve stem has good corrosion resistance and scratch resistance after quenching and tempering and surface nitriding treatment;

4. The valve is equipped with reverse sealing structure, which is reliable;

5. Parts material and flange size can be reasonably selected according to actual working conditions or user requirements to meet various engineering needs.

Executive standard

Product specification	design code	Structural length	Connecting flange	Test and inspection	Pressure temperature
Product specification	GB/T 12235	GB/T 12221	JB/T 79、GB/T9113、HG/T20592、EN1092-1/2、ASME B16.5/B16.47	JB/T 9092GB/T13927、API598	GB/T12224

Main performance specification of J41H / Y flange globe valve

1. Test pressure

Nominal pressure PN(MPa)	1.6	2.5	4.0	6.4	10.0	16.0
Shell strength test	2.4	3.8	6.0	9.6	15	24
Upper seal test	1.8	2.8	4.4	7.0	11	18
Sealing test	1.8	2.8	4.4	7.0	11	18

2. Applicable medium and temperature

product type	Applicable medium	Applicable temperature ℃
J41H/Y-C、J941H/Y-C	Water, oil, steam	≤425
J41W-P、J941W-P	Nitric acids	≤200
J41W-R	Acetic acids	≤200
J41Y-I、J941Y-I	Water, oil, steam	≤550

Material of main parts

product type	Part name
product type	Body / bonnet	Stem	Valve disc	Sealing surface	Stem nut	filler	a fastening	handwheel
J41H/Y-C/J941H/Y-C	25/WCB	Chromium stainless steel	20Cr1325	H：Stainless steel Y: cobalt based cemented carbide steel	copper alloy	Flexible graphite	High quality carbon steel	malleable iron
J41W-P/J941W-P	Chromium nickel steel	Chromium nickel steel	Chromium nickel steel	Chromium nickel steel	copper alloy	Flexible graphite	stainless steel	malleable iron
J41W-R	Cr Ni Mo steel	Cr Ni Mo steel	Cr Ni Mo steel	Cr Ni Mo steel	copper alloy	Flexible graphite	stainless steel	malleable iron
J41Y-I/J941Y-I	Chromium molybdenum steel	Chromium molybdenum steel	copper alloy	Cobalt based cemented carbide steel	copper alloy	Flexible graphite	Alloy steel	malleable iron

J41H/Y Drawing of national standard flange globe valve

J41H/Y National standard flange stop valve PN1.6MPa main connecting dimensions

DN(mm)	L	D	D1	D2	b	f	Z-Φd	H	D0	WT(kg)
10	130	90	60	40	16	2	4-Φ14	198	120	4.7
15	130	95	65	45	16	2	4-Φ14	218	120	5.2
20	150	105	75	58	18	2	4-Φ14	258	140	7.1
25	160	115	85	68	18	2	4-Φ14	275	160	7.4
32	180	140	100	78	18	2	4-Φ18	280	180	8.5
40	200	150	110	88	18	3	4-Φ18	330	200	12.5
50	230	165	125	102	18	3	4-Φ18	350	240	20
65	290	185	145	122	18	3	8-Φ18	355	280	25
80	310	200	160	138	20	3	8-Φ18	400	280	35
100	350	220	180	158	20	3	8-Φ18	415	320	50
125	400	250	210	188	22	3	8-Φ18	460	360	75
150	480	285	240	212	22	3	8-Φ22	510	400	100
200	600	340	295	268	24	3	12-Φ22	710	400	210
250	730	405	355	320	26	3	12-Φ26	789	450	446
300	850	460	410	378	28	4	12-Φ26	925	500	648

J41H/Y National standard flange type stop valve PN2.5MPa main connection dimensions

DN(mm)	L	D	D1	D2	b	f	Z-Φd	H	D0	WT(kg)
10	130	90	60	40	16	2	4-Φ14	198	120	4.9
15	130	95	65	45	16	2	4-Φ14	218	120	5.4
20	150	105	75	58	18	2	4-Φ14	258	140	7
25	160	115	85	68	18	2	4-Φ14	275	160	7.4
32	180	140	100	78	18	2	4-Φ18	280	180	8.5
40	200	150	110	88	18	3	4-Φ18	330	200	12.5
50	230	165	125	102	20	3	4-Φ18	350	240	16
65	290	185	145	122	22	3	8-Φ18	400	280	25
80	310	200	160	138	24	3	8-Φ18	355	280	30
100	350	235	190	162	24	3	8-Φ22	415	320	34.5
125	400	270	220	188	26	3	8-Φ26	460	360	89
150	480	300	250	218	28	3	8-Φ26	510	400	98
200	600	360	310	278	30	3	12-Φ26	710	400	180
250	730	425	370	335	32	3	12-Φ30	789	450	446
300	850	485	430	395	34	4	16-Φ30	925	500	654

J41H/Y Main dimensions of PN4.0MPa flange stop valve

DN(mm)	L	D	D1	D2	b	f	f2	Z-Φd	H	D0	WT(kg)
10	130	90	60	40	16	2	4	4-Φ14	198	120	4.9
15	13	95	65	45	16	2	4	4-Φ14	238	120	5.4
20	150	105	75	58	18	2	4	4-Φ14	275	140	7
25	160	115	85	68	18	2	4	4-Φ14	285	160	8.8
32	180	140	100	78	18	2	4	4-Φ18	302	180	11.8
40	200	150	110	88	18	3	4	4-Φ18	355	200	16.5
50	230	165	125	102	20	3	4	4-Φ18	370	240	24
65	290	185	145	122	22	3	4	8-Φ18	408	280	33
80	310	200	160	138	24	3	4	8-Φ18	436	320	44
100	350	235	190	162	24	3	4.5	8-Φ22	480	360	60
125	400	270	220	188	26	3	4.5	8-Φ26	558	400	89
150	480	300	250	218	28	3	4.5	8-Φ26	611	400	98
200	600	375	320	285	34	3	4.5	12-Φ30	720	400	190