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National Standard Butt Welding Metal Hard Seal Butterfly Valve

The butterfly valve is suitable for high temperature, high pressure, fire prevention, insulation and other pipelines for opening and closing or adjusting the medium.

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Product classification

Butterfly valve series

Three eccentric butterfly valve series

Key words:

quality globe butterfly valve

SMAK

Product Details

GB butt welding type metal hard seal butterfly valve Butt Weld type metallic hard sealing butterfly valve

Uses and Features/Purpose and characteristic

The butterfly valve is suitable for high temperature, high pressure, fire prevention, insulation and other pipelines for opening and closing or adjusting the medium. Its main features are as follows:
1, compact structure, small size, light weight, flexible operation, easy to use;
2, the use of three-dimensional eccentric elastic or multi-level hard seal structure, its sealing performance is reliable;
3. This valve has no flange, which brings great convenience and beauty to pipeline and insulation wrapping and anti-corrosion;
4. It has the characteristics of high temperature resistance, high pressure, corrosion resistance and wear resistance.
This kind of butterfly valve is suitable for pipe of high temperature, high pressure, fire-proof, jacket etc as start and stop or adjust medium,
the main characteristic as below :
1.Compact configuration, tiny bulk, light and operate skillfully and Conveniently.
2.It adopt three-dimensional eccentric elasticity or multiple-layers hard sealing configuration, the hermetical capability can reach to zero leakage
3.This kind of valve with no flange, which makes pipe elegantly and Binding up conveniently.
4.It has characteristic of high temperature resistant, high pressure resistant, antisepsis, wearable etc.

Using standard/Adoption standard

焊接尺寸Jointing dimension:GB12224;ANSI B16.25;DlN2559
Structure length Structure length :GB/T12221-1989;API609
Pressure test Pressure test:GBT13927-1992;AP1598

Drive type/Drive type

Turbine drive, pneumatic drive, electric drive.
Worm wheel drive, pneumatic drive, electric drive.

Nominal diameter Nominal diameter	DN(mm)	50 ~1400
Nominal pressure Nominal pressure	PN(MPa)	0.6	1.0	1.6	2.5	4.0
Test pressure of test pressure Ps(MPa)	Strength test Shell test	0.9	1.5	2.4	3.75	6.0
Seal test	0.66	1.1	1.76	2.75	4.4
Air Seal test	0.6	0.6	0.6	0.6	0.6
Applicable medium Appropriate	Water, steam, oil, acid corrosion, etc. Water,steam,oil,acid corrosive and so on.
适用温度 Appropriate temperatuer	碳钢 Carbon steel: 不锈钢 Stainless steel: -40°C ~600°C

Main technical parameters/Main technology parameter

Part name	Material Material
Body	Cast steel, stainless steel,Cr.Mo.Steel and ad hoc material
Butterfly Plate Disc	Cast steel, Alloy steel (hard chrome plating), Stainless steel and Special materials Cast steel, Alloy steel, stainless steel,Steel and ad hoc material
Seal ring	Stainless steel, wear-resistant material Stainless steel,resist grind material
Stem	2Cr13, 1CM3 stainless steel, chrome molybdenum steel Stainless, Cr.Mo.Steel
Packing Packing	Flexible Graphite Flexible graphite

Material/Material for main parts

Nominal pressure Nominal pressure PN0.6MPa									Nominal pressure Nominal pressure PN1.0MPa
Path Diameter		Overall dimension (reference value) External dimension(consult)							Overall dimension (reference value) External dimension(consult)
mm	inch	L	D	d	H	H1	A	B	L	D	d	H	H1	A	B
600	24	390	636	602	499	1280	570	660	390	636	602	499	1280	570	660
700	28	430	726	692	566	1480	750	550	430	726	692	566	1480	750	550
800	32	470	826	792	632	1608	750	550	470	826	792	632	1608	750	550
900	36	510	926	892	693	1857	750	550	510	926	892	693	1857	750	550
1000	40	550	1028	992	757	2038	900	750	550	1028	992	757	2038	900	750
1200	48	630	1228	1192	851	2237	1000	925	630	1228	1192	851	2237	1000	925
1400	56	710	1428	1392	876	2411	1000	925	710	1428	1392	876	2411	1000	925
1600	64	790	1628	1592	1095	2756	1000	925	790	1628	1592	1095	2756	1000	925
1800	72	870	1828	1792	1214	3093	1100	980	870	1828	1792	1214	3093	1100	980
2000	80	950	2028	1992	1332	3355	1100	980	950	2028	1992	1332	3355	1100	980

BWD3H * D363H(C. I .P.R) Butt Welding Hard Seal Butterfly Valve Series Outline Dimension/both weld type hard sealing butterfly valve external dimension

Nominal pressure Nominal pressure PN0.6MPa									Nominal pressure Nominal pressure PN1.0MPa
Path Diameter		Overall dimension (reference value) External dimension(consult)							Overall dimension (reference value) External dimension(consult)
mm	inch	L	D	d	H	H1	A	B	L	D	d	H	H1	A	B
80	3	180	90	78	90	356	180	200	390	636	602	509	1369	570	660
100	4	190	110	96	100	375	180	200	430	726	692	572	1492	750	550
125	5	200	135	121	113	401	180	200	470	826	792	638	1622	750	550
150	6	210	161	146	130	450	270	280	510	926	892	700	1924	750	550
200	8	230	222	202	205	545	400	425	550	1028	992	765	2054	900	750
250	10	250	278	254	235	630	400	425	630	1228	1192	860	2259	1000	925
300	12	270	330	303	275	715	450	560	710	1428	1392	986	2610	1000	925
350	14	290	382	351	309	817	450	560	790	1628	1592	1106	2856	1000	925
400	16	310	432	398	346	923	535	580	870	1828	1792	1216	3121	1100	980
450	18	330	484	450	392	1059	535	580	950	2028	1992	1345	3385	1100	980
500	20	350	535	501	427	1126	535	580

Nominal pressure Nominal pressure PN0.6MPa									Nominal pressure Nominal pressure PN1.0MPa
Path Diameter		Overall dimension (reference value) External dimension(consult)							Overall dimension (reference value) External dimension(consult)
mm	inch	L	D	d	H	H1	A	B	L	D	d	H	H1	A	B
80	3	180	90	78	90	356	180	200	180	90	78	108	430	180	200
100	4	190	110	96	106	387	180	200	190	110	96	108	392	180	200
125	5	200	135	121	122	413	180	200	200	135	120	120	414	180	200
150	6	210	161	146	136	459	270	280	210	161	145	135	494	270	280
200	8	230	222	202	215	585	400	425	230	222	200	202	578	400	425
250	10	250	278	254	247	649	400	425	250	278	252	235	673	400	425
300	12	270	330	303	288	771	450	560	270	330	301	280	793	450	560
350	14	290	382	351	333	929	450	560	290	382	351	315	921	450	560
400	16	310	432	398	359	993	535	580	310	432	398	355	1021	535	580
450	18	330	484	450	405	1053	535	580	330	484	448	370	1 143	535	580
500	20	350	535	501	444	1245	535	580	350	535	495	420	1192	535	580
600	24	390	636	602	521	1750	570	660	390	636	595	490	1327	570	660
700	28	430	726	692	586	1519	750	550
800	32	470	826	792	659	1659	750	550
900	36	510	926	892	720	1829	750	550
1000	40	550	1028	992	780	1949	900	750
1200	48	630	1228	1192	889	2243	1000	925
1400	56	710	1428	1392	1000	2462	1000	925

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