West German style ball valve

NegotiableUpdate on 01/21

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

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Overview

Ball valves and butt welded ball valves are suitable for various pipelines with PN ranging from 1.0 to 4.0 MPa and working temperatures of -29 to 180 ℃ (with reinforced polytetrafluoroethylene sealing ring) or -29 to 300 ℃ (with polystyrene sealing ring), and are used to cut off or connect media in pipelines. By selecting different materials, it can be applied to various media such as water, steam, oil, nitric acid, acetic acid, etc.

Product Details

Shanghai Qizhong Valve Manufacturing Co., Ltd. is a professional company engaged in the research, development, manufacturing, testing, and sales of valve products; It is Shanghai, which has passed ISO9001-2008 quality system certification and the Special Equipment Manufacturing License "TS" certification of the General Administration of Quality Supervision, Inspection and Quarantine.

Characteristics of Ball Valve Products

Internal threaded ball valves and butt welded ball valves are divided into integral (one-piece), two-stage, and three-stage types. The valve body casting adopts the * process introduced from Taiwan, China, China, with reasonable structure and beautiful appearance. The valve seat adopts an elastic sealing structure, which is reliable in sealing and easy to open and close. The valve stem adopts a bottom mounted structure with reverse sealing, and the valve stem will not be flushed out when the valve chamber is abnormally pressurized. Two piece and three piece ball valves can also be connected by butt welding (BW) and socket welding (SW), and both can come with standard ISO bracket platforms and locking devices. 90 ° switch positioning mechanism can be set, and locks can be added as needed to prevent misoperation. Drive modes: manual, electric, pneumatic

Main connection dimensions and weight of ball valves

SIZE	1/4'	3/8'	1/2'	3/4'	1'	1-1/4'	1-1/2'	2'	2-1/2'	3'	4'
D	11.6	12.7	15	20	25	32	38	50	65	80	100
L	55	55	65	75	88	102	110	125	162	189	260
H	50	50	60	64	71	78	86	95	130	148	180
E	100	100	130	130	165	165	190	190	250	250	280

[Q41F-25, 40, 64] Flange Reduced Diameter Ball Valve (Unit: mm)

Nominal diameter DN	d	D	D₁	L	L₀	Z-φd
15	10	95	65	92	110	4-φ14
20	13.5	100	75	106	110	4-φ14
25	18	115	85	109	135	4-φ14
32	22	135	100	126	150	4-φ18
40	26	145	110	136	150	4-φ18
50	32.8	160	125	154	180	4-φ18
65	46	180	145	170	190	8-φ18
80	53	195	160	210	250	8-φ18

[Q11F-25, 40, 64] type internal thread ball valve (unit: mm)

Nominal diameter DN	pipe thread G	d	L	D	L₁	L₀
10	³/₈	10	60	32	11.5	110
15	¹/₂	10	60	32	14	110
20	³/₄	13.5	67.3	38	15	110
25	1	18	73	45	15	135
32	1¹/₄	22	90	53.5	18	150
40	1¹/₂	26	97.5	63.5	19	150
50	2	32.8	112	73.5	19	180
65	2¹/₂	46	130	-	-	190
80	3	53	165	-	-	230

[Q21F-25, 40, 64] type external thread ball valve (unit: mm)

Nominal diameter DN	d	L	L₁	L₀	H	M
6	8	85	15	110	-	20×1.5
10	10	85	16	110	-	24×1.5
15	10	85	18	110	42	30×2
20	13.5	90	18	110	60	36×2
25	18	100	20	110	68	42×2
32	22	120	20	150	75	52×2
40	26	135	25	150	83	60×3
50	32.8	140	25	150	90	72×3

[Q11N-160, 320] Three block high-pressure internal thread ball valve

Nominal diameter DN	Pipe thread G	L	d	Q11N-160		Q11N-320
Nominal diameter DN	Pipe thread G	L	d	H	L₀	H	L₀
15	¹/₂	85	11	43	108	68	130
20	³/₄	95	14	45.5	146	77	180
25	1	105	21	59.5	146	82	180
32	1¹/₄	120	25	64.5	146	115	300
40	1¹/₂	130	32	76	254	120	300
50	2	150	38	81	254	130	300

Ordering Notice: (Standard)
1、 A: Product name, model, nominal diameter B: Medium and temperature, pressure range C: Are there any accessories, delivery time, special requirements, etc. for us to correctly select for you.
2、 If the valve model of our company has already been selected by the design unit, please place an order directly with our sales center based on the valve parameters.
3、 When the situation you are using is very important or the environment is complex, please provide design drawings and detailed parameters, and our engineers and experts will focus on reviewing and analyzing for you.
We can provide you with professional solutions, including design, customization, complete sets, operation, and service. We have been committed to the valve industry, providing you with valve knowledge, services, and technical consultants. If you have any questions, you can call us and we will do our best to provide you with high-quality service. We aspire to become the world's valve manufacturer.
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