DN manual diaphragm valve

Diaphragm valve products are mainly used in industries and fields such as biopharmaceuticals, vaccines, food and beverage, dairy products, etc.
All products can be professionally designed and manufactured according to customer requirements.
New sealing structure for better and more stable sealing performance
The diaphragm has passed USP Class VI testing in the United States
Product diameter: DN20-50
Work pressure: 0-0.8MPa
Nominal pressure: PN1.6Mpa
Working temperature: -20 ℃~150 ℃
Valve body material: CF3M casting, 316L forging
Sealing material: EPDM (single-layer), EPDM+PTFE (double-layer)
Connection methods: card type, welding type, threaded type, flange type
Connection size: GB, ASME BPE, ISO, DIN, SMS and other standards
Surface treatment: mechanical polishing, mechanical polishing, and electrolytic polishing
Valve body structure: straight through, three-way (T/U), GMP, SAP, tank bottom, multi-channel valve body, etc
Surface smoothness: SF1-SF6 (ASME BPE2007)

Specification selection

Model/Size		GB/T17395 ISO1127		ASME BPE		Basic dimensions
DN	英寸	ΦD*T	ΦD1	ΦD*T	ΦD1	L	A	H1
8	1/4"	8*1	25	6.35*0.89	25	89	43	57
10	3/8"	10*1	25	9.53*0.89	25	89	43	59
15	1/2"	12.7*1.5	25	12.7*1.65	25	89	43	59
20	3/4in	19.05*1.5	50.5	19.05*1.65	25	105	66	68
25	1in	25.4*1.5	50.5	25.4*1.65	50.5	125	86	83
32	1.25in	31.8*1.5	50.5	/	/	161	111	103
40	1.5in	38.1*1.5	50.5	38.1*1.65	50.5	161	111	103
50	2in	50.8*1.5	64	50.8*1.65	64	192	111	114
65	2½"	63.5*2	77.5	63.5*1.65	77.5	216	165	154
80	3"	76.2*2	91	76.2*1.65	91	254	165	168
Note: D: Outer diameter D1 Chuck outer diameter T Wall thickness

Pneumatic diaphragm valve
New sealing structure for better and more stable sealing performance
The diaphragm has passed USP Class VI testing in the United States
 
Product diameter: DN8~15
Work pressure: 0-0.8MPa
Nominal pressure: PN1.6MPa
Working temperature: -20 ℃~150 ℃
Valve body material: CF3M casting, 316L forging
Sealing material: EPDM (single-layer), EPDM+PTFE (double-layer)
Connection methods: card type, welding type, threaded type, flange type
Connection size: GB, ASME BPE, ISO, DIN, SMS and other standards
Surface treatment: mechanical polishing, mechanical polishing, and electrolytic polishing
Valve body structure: straight through, three-way (T/U), GMP, SAP, tank bottom, multi-channel valve body, etc
Surface smoothness: SF1-SF6 (ASME BPE2007)

Model/Size		GB/T17395 ISO1127		ASME BPE		Basic dimensions
DN	Inch	ΦD*T	ΦD1	ΦD*T	ΦD1	L	A	H1
8	1/4"	8*1	25	6.35*0.89	25	89	54	102
10	3/8"	10*1	25	9.53*0.89	25	89	54	104
15	1/2"	12.7*1.5	25	12.7*1.65	25	89	54	104
20	3/4"	19.05*1.5	50.5	19.05*1.65	25	105	126	33
25	1"	25.4*1.5	50.5	25.4*1.65	50.5	125	149	38
32	1¼"	31.8*1.5	50.5	-	-	161	179	42
40	1½"	38.1*1.5	50.5	38.1*1.65	50.5	161	182	34
50	2"	50.8*1.5	64	50.8*1.65	64	192	218	28
65	2½"	63.5*2	77.5	63.5*1.65	77.5	216	167	280
80	3"	76.2*2	91	76.2*1.65	91	254	167	290
Note: D: Outer diameter D1 Chuck outer diameter T Wall thickness

Pneumatic diaphragm valve with signal feedback
New sealing structure for better and more stable sealing performance
The diaphragm has passed USP Class VI testing in the United States
 
Product diameter: DN8~65
Work pressure: 0-0.8MPa
Nominal pressure: PN1.6Mpa
Working temperature: -20 ℃~150 ℃
Valve body material: CF3M casting, 316L forging
Sealing material: EPDM (single-layer), EPDM+PTFE (double-layer)
Connection methods: card type, welding type, threaded type, flange type
Connection size: GB, ASME BPE, ISO, DIN, SMS and other standards
Surface treatment: mechanical polishing, mechanical polishing, and electrolytic polishing

Valve body structure: straight through, three-way (T/U), GMP, SAP, tank bottom, multi-channel valve body, etc
Surface smoothness: SF1-SF6 (ASME BPE2007)
 
Proportional adjustment pneumatic diaphragm valve
Overview of process controller functions: easy to operate; Analog feedback function 4-20mA; binary input/output function;
Accurate process control (temperature, flow rate, etc.); Multiple flow characteristic curves are available for selection;
 
Normally open or double acting pneumatic diaphragm valve

T-shaped diaphragm valve with sampling


Manual U-shaped three-way diaphragm valve

Customized multi-channel valve body


Sanitary grade ball valve

Integrated check valve
Diaphragm sampling valve
U-shaped diaphragm valve with limit adjustment
GMP diaphragm valve
Bottom diaphragm valve with sampling
Customized multi-channel diaphragm valve
Bottom diaphragm valve with sterilization valve
Manual tank bottom diaphragm valve
Other valves
If you have any needs, please contact email: pangjun@costones.com

Suzhou COSTONES Instruments Co., Ltd. (COSTONES) is an instrument company focusing
on separation and purification. It is an equipment supplier and service provider
for biopharmaceutical, cell therapy and gene testing. It is committed to providing
users with industry-leading technical support and services.
The company has a perfect service system and executive power. It interprets the
user experience from the four aspects of technical communication, scheme design,
technical support and after-sales service, and tries to achieve seamless connection
in every link until it is recognized by customers.
For a long time, we have maintained good cooperative relations with domestic and
foreign suppliers. The main products include protein purification system,
compressible chromatographic column, ultrafiltration system, chromatographic
ultrafiltration accessories, etc., and provide maintenance services and customized
product services;
At present, Suzhou quarrying has provided high-quality services for
biopharmaceutical, cell therapy, research institutes and scientific research users.
It has carried out in-depth cooperation with customers and become a reliable partner
for customers to achieve win-win results.
We take quality first as the standard, quickly respond to customer needs, help
customers solve problems, improve efficiency, and take improving core
competitiveness for customers as our service tenet. We are willing to realize our
own value while creating value for customers and society through our unremitting
efforts.