PVC Flanged Diaphragm Valve

• Customization: Available
• Temperature: Ordinary Temperature
• Actuator: Manual
• Model NO.: PVC Flanged diaphragm valve
• Material: PVC
• Pressure: Ordinary Temperature
• Function: Solenoid Valve, Electronic Type, Intelligent Type, Field Bus
• Usage: Safety, Emptying, Drain, Temperature Control, Flow Control
• Standard: DIN, GB, ANSI, BSW, JIS
• Gauge Cover: PC
• Stud Nut: Steel, Stainless Steel
• Hand Wheel: ABS,FRPP
• Bonnet: Hr-PP,FRPP,Pph,UPVC,CPVC,PVDF
• Sleeve: Cast Iron, Copper Alloy
• Board: Plastc-Coated Steel, Stainless Steel
• Stud Bolt & Nut: Steel, Stainless Steel
• Stem: Steel, Stainless Steel, Copper Alloy
• Body: FRPP,Pph,UPVC,CPVC,PVDF
• Compressor: PVDF, CPVC, Cast Iron
• Cushion: EPDM
• Diaphragm: EPDM, FPM, FEP, PFA, PTFE
• Grease Nipple: Copper Alloy, Stainless Steel DN80-300 Used Only
• Transport Package: Plywood
• Specification: DN15-DN300
• Trademark: OEM
• Origin: China
• HS Code: 84818090
• Production Capacity: 270, 000/Year

Product Description

 

No.	Parts	Materials
1	Gauge cover	PC
2	Stud nut	Steel, stainless steel
3	Hand wheel	ABS,FRPP
4	Bonnet	HR-PP,FRPP,PPH,UPVC,CPVC,PVDF
5	Sleeve	Cast iron, copper alloy
6	Board	Plastc-coated steel, stainless steel
7	Stud Bolt & Nut	Steel, stainless steel
8	Stem	Steel, stainless steel, copper alloy
9	Body	FRPP,PPH,UPVC,CPVC,PVDF
10	Compressor	PVDF,CPVC,cast iron
11	Cushion	EPDM
12	Diaphragm	EPDM,FPM,FEP,PFA,PTFE
13	Grease Nipple	Copper alloy, stainless steel DN80-300 used only

 

 

CV reference value

100% Full open

DN	CV value
15	5.4
20	6.3
25	7.2
32	8.1
40	23.4
50	43.2
65	76.5
80	103.5
100	166.5
125	270
150	360
200	630
250	900
300	900

 

(Mpa) Temperature%Pressure chart

DN	FRPP			PPH			UPVC		CPVC			PVDF
	20ºC	60ºC	90ºC	20ºC	60ºC	85ºC	20ºC	50ºC	20ºC	60ºC	85ºC	20ºC	60ºC	90ºC	120ºC
15	1.0	0.8	0.3	1.0	0.7	0.3	1.0	0.5	1.0	0.8	0.3	1.0	1.0	0.6	0.4
20	1.0	0.8	0.3	1.0	0.7	0.3	1.0	0.5	1.0	0.8	0.3	1.0	1.0	0.6	0.4
25	1.0	0.8	0.3	1.0	0.7	0.3	1.0	0.5	1.0	0.8	0.3	1.0	1.0	0.6	0.4
32	1.0	0.6	0.3	1.0	0.5	0.3	1.0	0.5	1.0	0.6	0.3	1.0	1.0	0.6	0.4
40	1.0	0.6	0.3	1.0	0.5	0.3	1.0	0.5	1.0	0.6	0.3	1.0	1.0	0.6	0.4
50	1.0	0.6	0.3	1.0	0.5	0.3	1.0	0.5	1.0	0.6	0.3	1.0	1.0	0.6	0.4
65	1.0	0.5	0.2	1.0	0.4	0.2	1.0	0.4	1.0	0.5	0.2	1.0	1.0	0.5	0.3
80	1.0	0.5	0.2	1.0	0.4	0.2	1.0	0.4	1.0	0.5	0.2	1.0	1.0	0.5	0.3
100	1.0	0.5	0.2	1.0	0.4	0.2	1.0	0.4	1.0	0.5	0.2	1.0	0.8	0.5	0.3
125	0.5	0.3	0.15	0.5	0.2	0.15	0.6	0.3	0.6	0.3	0.2	0.6	0.6	0.4	0.2
150	0.5	0.3	0.15	0.5	0.2	0.15	0.6	0.3	0.6	0.3	0.2	0.6	0.6	0.4	0.2
200	0.3	0.2	0.1	0.3	0.15	0.1	0.3	0.1	0.3	0.2	0.1	0.4	0.4	0.2	0.1
250	0.3	0.2	0.1	0.3	0.15	0.1	0.3	0.1	0.3	0.2	0.1	0.3	0.3	0.2	0.1
300	0.3	0.2	0.1	0.3	0.15	0.1	0.3	0.1	0.3	0.2	0.1	0.3	0.3	0.2	0.1

The experimental data is EPDM+PTFE double-layer membrane data for reference

 

Dimensions Table(mm)

DN	D1(mm)			D(mm)			L(mm )			h(mm )	n			φ (mm )
	HG/DIN	JIS	ANSI	HG/DIN	JIS	ANSI	HG/DIN	JIS	ANSI		HG/DIN	JIS	ANSI	HG/DIN	JIS	ANSI
15	95	95	95	65	70	60	125	110	110	14	4	4	4	14	15	16
20	105	100	100	75	75	70	135	120	120	16	4	4	4	14	15	16
25	115	125	125	85	90	79	145/160	130	130	16	4	4	4	14	15	16
32	135	135	135	100	100	89	160/180	160	160	16	4	4	4	18	19	16
40	145	145	145	110	105	98	180	180	180	16	4	4	4	18	19	16
50	160	160	160	125	120	121	210/230	210	210	18	4	4	4	18	19	19
65	180	180	180	145	140	140	250	250	250	22	4	4	4	18	19	19
80	195	195	195	160	150	152	300	280	280	25	8	8	4*	18	19	19
100	215	220	220	180	175	190	350	340	340	25	8	8	8	18	19	19
125	255	255	255	210	210	216	405	405	405	30	8	8	8	18	19	22
150	280	280	280	240	240	241	460	460/480	460/480	30	8	8	8	22	23	22
200	340	340	340	295	290	298	575	575	575	38	8	12*	8	22	23	22
250	395	395	395	350	355	362	685	685	685	38	12	12	12	22	25	26
300	480	480	480	400	400	432	790	790	790	40	12	16*	12	22	25	26

We are a company with 20 years of production and sales experience. 

We mainly provide safe and reliable  API ,JIS ,DIN Standard ball valve, gate valves, globe valves, check valves, fitting flange etc. for pipeline fluids. 
We are a company with 20 years of production and sales experience. We mainly provide safe and reliable API, JIS, DIN Standard ball valve, gate valves, globe valves, check valves, fitting flange etc. for pipeline fluids.

Have API6D, CE, ISO certificate.
Our group total have about 300 employees. It is a integrated high-tech enterprise which includes casting and production, export safety process service.

· Casting room: 8 casting line, 20,000 square. 2,000 Ton / Year
· Workshop: 40,000 square meters, 270,000 Valves / Year( Including The automatic production line for flange ball valves 5,000 square, 500 PCS / Day )
· Stock : 30 Millon RMB SS valve

Our main customers are distributors and wholesalers at all levels. The main materials are WCB, CF8, CF8M, CF3, CF3M, Duplex, Brass, cast iron, pressure from 150LB to 2,500LB. PN16 - PN160, 10K, 20K, Caliber 1/2″-40", connection method RF, RTJ, FF, BW, etc.Mainly we export to Brazil, Chile, Ecuador Vietnam, Turkey, Russian, Ukraine, Peru, Mexico, Romania, Czech Republic and other countries.

Company purpose: To provide reliable, efficient and flexible service, adhere to high quality, low price, fast delivery, professional quality control and good after-sales service attitude! Our goal is to become a reliable supplier of products in the petroleum industry.