Din Standard Bellows Seal Globe Valve_ZheJiang Zhisheng Valve Co., Ltd

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Din Standard Bellows Seal Globe Valve

Application
Hot oil system, steam system, hot and cold water system etc.
Advantage
1.Bellow seal element. The key part of bellow sealed globe valves is metal bellow. It is the connection between cover and stem with automatic roll welding. The metal bellow can keep the stem part no leakage.
2.Benefit from the con and streamline shape design, the disc has a reliable seal and longer service life.
3.Double seal design(bellows+packing). Bellow and packing can protect against leakage and provide a excellent seal.
4.Grease nipple. It can direct lubricate the stem, nut and sleeve.
5.Ergonomic hand wheel. It provide longer service life and easier operation.
Technical specification
Design standard: DIN 3356
Face to face dimension: DIN 3202
Flanged ends: DIN 2543-2545
Test & inspection: DIN 3230

Nominal Pressure		PN
Test Pressure	Strength test	1.5PN	MPa
	Sealing test	1.1PN
	Gas seal test	0.6
	--	--
Suitable temp		-196℃~600℃

PN 16
DN	Main connection size
DN	L	D	D1	D2	b	f	H	n-Φd
15	130	95	65	45	16	2	195	4-Φ14
20	150	105	75	58	18	2	195	4-Φ14
25	160	115	85	68	18	2	207	4-Φ14
32	180	140	100	78	18	2	218	4-Φ18
40	200	150	110	88	18	3	225	4-Φ18
50	230	165	125	102	20	3	230	4-Φ18
65	290	185	145	122	20	3	272	4-Φ18
80	310	200	160	138	20	3	290	8-Φ18
100	350	220	180	158	20	3	355	8-Φ18
125	400	250	210	188	22	3	410	8-Φ18
150	480	285	240	212	22	3	425	8-Φ22
200	600	340	295	268	24	3	540	12-Φ22
250	730	405	355	320	26	3	665	12-Φ26
300	850	460	410	378	28	4	720	12-Φ26
350	980	520	470	438	30	4	970	16-Φ26
400	1100	580	525	490	32	4	1055	16-Φ30
PN 25
15	130	95	65	45	16	2	195	4-Φ14
20	150	105	75	58	18	2	195	4-Φ14
25	160	115	85	68	18	2	207	4-Φ14
32	180	140	100	78	18	2	218	4-Φ18
40	200	150	110	88	18	3	225	4-Φ18
50	230	165	125	102	20	3	230	4-Φ18
65	290	185	145	122	22	3	272	8-Φ18
80	310	200	160	138	24	3	290	8-Φ18
100	350	235	190	162	24	3	355	8-Φ22
125	400	270	220	188	26	3	410	8-Φ26
150	480	300	250	218	28	3	425	8-Φ26
200	600	360	310	278	30	3	540	12-Φ26
250	730	425	370	335	32	3	665	12-Φ30
300	850	485	430	395	34	4	720	16-Φ30
350	980	555	490	450	38	4	970	16-Φ33
400	1100	620	550	505	40	4	1055	16-Φ36
PN 40
15	130	95	65	45	16	2	195	4-Φ14
20	150	105	75	58	18	2	195	4-Φ14
25	160	115	85	68	18	2	207	4-Φ14
32	160	140	100	68	18	2	218	4-Φ18
40	180	150	110	78	18	3	225	4-Φ18
50	230	165	125	102	20	3	230	4-Φ18
65	290	185	145	122	22	3	272	8-Φ18
80	310	200	160	138	24	3	290	8-Φ18
100	350	235	190	162	24	3	355	8-Φ22
125	400	270	220	188	26	3	410	8-Φ26
150	480	300	250	218	28	3	425	8-Φ26
200	600	375	320	285	34	3	540	12-Φ30
250	730	450	385	345	38	3	665	12-Φ33
300	850	515	450	410	42	4	720	16-Φ33
350	980	580	510	465	46	4	970	16-Φ36
400	1100	660	585	535	50	4	1055	16-Φ39