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Butterfly Valve with Flange Connection

Technical Specifications

Product model: Q71F
Nominal diameter: DN15 - 200
Pressure range: PN1.6 - 2.5 MPa
Valve body material: Cast steel, stainless steel
Applicable media: Water, steam, gas, oil, nitric acid, acetic acid

Sales Hotline：

0086-21-59110018

Product Details

Product Overview

The split-type ball valve is suitable for use in pipelines with Class 150, PN 1.0 - 2.5 MPa, operating temperatures ranging from 29 to 180℃ (with reinforced polytetrafluoroethylene sealing ring) or 29 to 300℃ (with orientation polyphenylene sealing ring). It is used to cut off or connect the medium in the pipeline. By selecting different materials, it can be respectively applicable to various media such as water, steam, oil products, nitric acid, acetic acid, oxidizing media, urea, etc.

Design standards
The design and manufacturing standards are in accordance with: ASME B16.34;
The structural length is in accordance with: ASME B16.10;
The flange end dimensions are in accordance with: ASME B16.5;
Inspection and testing are in accordance with: API598;
Fire protection design test: API607;

Main dimensions of the shape

DN	1.6Mpa									2.5Mpa
DN	d	L	D	D1	D2	F	W	H	Z-M	L	D	D1	D2	F	W	H	Z-M
15	15	35	95	65	46	2	120	60	4-Φ12	35	95	65	46	2	120	65	4-Φ12
20	20	38	105	76	56	2	120	65	4-Φ12	38	105	75	56	2	120	71	4-Φ12
25	25	42	115	85	65	2	140	70	4-M12	42	115	85	65	2	140	76	4-M12
32	32	52	135	100	75	2	170	90	4-M16	52	135	100	75	3	170	98	4-M16
40	38	62	145	110	85	2	200	95	4-M16	62	145	110	85	3	200	105	4-M16
50	45.5	72	160	125	100	2	240	128	4-M16	72	160	125	100	3	240	128	4-M16
65	58	96	180	145	120	2	280	135	4-M16	96	180	145	120	3	280	145	8-M16
80	73	118	195	160	135	3	320	145	8-M16	118	195	160	135	3	320	170	8-M16
100	93	138	215	180	155	3	400	160	8-M16	138	230	190	160	3	400	185	8-M16
125	120	200	245	210	185	3	580	177	8-M16	200	270	220	188	3	450	205	8-M16
150	145	225	280	240	210	3	700	237	8-M20	225	300	250	210	3	500	225	8-M20
200	198	275	335	295	265	3	700	280	12-M20	275	360	310	278	3	600	240	12-M20