High Pressure Single Seat Regulating Valve

High-pressure single-seat control valve is a top-guiding structure of the control valve, the valve b…

Description：

A brief introduction:

HPS seriesHigh pressure single seat control valveIs a top guide structure regulating valve, the valve fluid channel was streamlined S, the pressure drop, flow rate, wide adjustable range.Part of the spool oriented oriented area, good vibration resistance.The valve is equipped with multi spring type thin film structure, compact structure, large output force.
Two,High pressure single seat control valveTechnical parameters and performance:
valve body
Type: straight single casting ball valve;
Nominal diameter: 25 ~ 80mm;
Nominal pressure: ANSI 900, 1500, 2500, JIS 63K;
Connection type: flange type: FF, RJ;
According to standard of ANSI B16.5; JIS B2201;
Welding weld type: SW (25 ~ 80mm);
Butt welding: BW (80mm);
Material: ZG25 ZG1Cr18Ni9 ZG0Cr17Ni12Mo2;
1.25Cr0.5Mo 2.25Cr1.0Mo;
5.0Cr0.5Mo SCPH21 SCPH61 Ti;
Valve cover: normal temperature type (P): -5 ~ +230 c;
Elongation type I (E1): +230 ~ +566 c;
Note: the temperature must not exceed the allowable range of various materials;
Gland type: bolt clamp;
Packing: woven asbestos filler.
Valve components:
Spool type: single seat plunger valve;
Flow characteristics: the percentage (%) and linear (L);
Materials: 1Crl8Ni9Ti, 0Crl7Ni12Mo2, Ti8Crl7;
Stainless steel and welding division Stellite alloys.
Actuator:
Type: HA multi spring diaphragm actuator;
Diaphragm material: rubber nylon clip;
Spring range: 0.04 ~ 0.20, 0.08 ~ 0.24MPa;
Air pressure: 0.28, 0.30, 0.35, 0.40MPa,
0.26 ~ 0.40MPa;
Joint source: Rc 1/4;
Ambient temperature: -30 ~ +70 c;
Valve type: gas - gas - open or closed;
Note: the valve is equipped with VA5 and VP actuators;
Annex: locator, hand wheel, pneumatic valve position transmitter.
Performance:
Leakage: conforms to the standard of ANSI grade B16.104IV, 0.01% less than the rated Cv;
Return difference: 1% (with a locator);
Linear: + 1% (with a locator);
Adjustable range: 50:1.
The value of Cv and stroke:
Three,High pressure single seat control valveThe value of travel:

Spool type

The seat and the flow characteristics

Rated travel

Zero point zero one

Zero point zero four

Zero point one

Zero point one six

Zero point two five

Zero point four

Zero point six three

One

One point six

Two point five

Four

Six point three

Ten

Fourteen

Plunger valve

Metal seat

The percentage (%)

14.3mm

2003

Delta

Linear (L)

2003

Delta

soft seat

The percentage (%)

2003

Linear (L)

2003

Nominal diameter

Twenty

Twenty-five

Note: 1, symbols, and the said valve size range.2, the symbol delta said the flow characteristic of the valve in accordance with IEC 534-2 standard.
4,High pressure single seat control valveThe allowable differential pressure:

Actuator

Air pressure

Spring range

Positioner

Allowable differential pressure

The rated value of Cv

Less than 0.25

Zero point four

Zero point six three

One

One point six

Two point five

Four

Six point three

Ten

Fourteen

DKA1D

One point four

0.2 ~ 1.0

With or without

40*

Thirty-one

Sixteen

Ten

Five point six

Four point two

Two point six

Fifty-six

One point six

From 0.2 to 1

Yes

40*

Twenty-eight

Twenty-one

Thirteen

One hundred

Eighty-four

Fifty-two

Four

From 0.8 to 2.4

Yes

40*

Thirty-nine

One hundred

Eighty-four

DKA2D

One point four

From 0.2 to 1

With or without

40*

Thirty-two point six

Twenty

Ten point nine

Eight point two

Five

One hundred

Sixty-two

One point six

From 0.2 to 1

Yes

40*

Twenty-five point two

One hundred

Fifty-four

Four

From 0.8 to 2.4

Yes

40*

One hundred

Seventy-five

B. gas valve open

Actuator

Air pressure

Spring range

Positioner

Allowable differential pressure

The rated value of Cv

Less than 0.25

Zero point four

Zero point six three

One

One point six

Two point five

Four

Six point three

Ten

Fourteen

DKA1R

One point four

From 0.2 to 1

With or without

40*

Thirty-one

Sixteen

Ten

Five point six

Four point two

Two point six

Fifty-six

Two point eight

From 0.8 to 2.4

Yes

40*

Thirty-nine

Twenty-nine

Eighteen

One hundred

Seventy-two

DKA2R

One point four

From 0.2 to 1

With or without

40*

Thirty-two point six

Twenty

Ten point nine

Eight point two

Five

One hundred

Sixty-two

Two point eight

0.8 ~ 2.4

Yes

40*

Thirty-five

One hundred

Seventy-six

Fifty-six

Note: 1. the maximum allowable pressure shall not exceed ANSI B16.34 or JIS B2201 standard maximum working pressure.
The top 2. squares of the same number of said valve is normally open to allow pressure, under the digital representation allows the differential pressure valve is fully closed when the.
Allow pressure with * 3., valve control liquid, allowing the pressure is only 3MPa, more than 3MPa, please use the LHLC valve.
4. ash bottom box number indicates valve equipped with standard actuator.
Five, flange from mm:

That path	A
That path	ANSI 125FF ANSI 150RF JIS 10K Ff, RF PN1.6	JIS 16K RF	ANSI 300RF JIS 20K RF JIS 30K RF PN4.0	ANSI 600RF JIS 40K RF PN6.4	ANSI 150 RJ	ANSI 300 RJ	ANSI 600 RJ	JIS 20K embedded type groove	JIS 30K embedded type groove	ANSI 300 LG	ANSI 600 SW, BW
Twenty	One hundred and eighty-four	One hundred and ninety	One hundred and ninety-four	Two hundred and six	-	Two hundred and six	Two hundred and six	One hundred and ninety-eight	Two hundred and eight	Two hundred and three	Two hundred and six
Twenty-five	One hundred and eighty-four	One hundred and ninety-three	One hundred and ninety-seven	Two hundred and ten	One hundred and ninety-seven	Two hundred and ten	Two hundred and ten	One hundred and ninety-eight	Two hundred and twelve	Two hundred and six	Two hundred and ten

Note: the flange from conforms to the IEC534-3 standard.
Six, size mm:

Actuator	H				Phi B	C	E
Actuator	Room temperature P	Elongation type E1	Elongation of type II E2I	Elongation of type II E2W	Phi B	C	E
DKA1D, R	Three hundred and seventy-five	Five hundred and twenty-five	Six hundred and eighty-five	Nine hundred	Two hundred and eighteen	Two hundred and thirty	Forty
DKA2D, R	Four hundred and fifty	Six hundred	Seven hundred and sixty	Nine hundred and seventy-five	Two hundred and sixty-seven	Two hundred and eighty-one	Forty

Note: the H column is not size regulating valve with hand wheel, if the belt wheel mechanism to the corresponding plus hand wheel size.
The weight of Kg
Seven, flange:

Nominal diameter	Actuator	ANSI 125, 150 JIS 10K				ANSI 300, 600 JIS 16, 20, 30, 40K
Nominal diameter	Actuator	Room temperature (P)	Elongation type (E1)	Elongation type (E2I)	Elongation type (E2W)	Room temperature (P)	Elongation type (E1)	Elongation type (E2I)	Elongation type (E2W)
20, 25	SDA1D, R	Sixteen	Eighteen	Twenty-one	Twenty-six	Seventeen	Nineteen	Twenty-two	Twenty-seven
20, 25	SDA2D, R	Twenty-three	Twenty-five	Twenty-eight	Thirty-three	Twenty-four	Twenty-six	Twenty-nine	Thirty-four

Eight, welding connection:

Nominal diameter	Actuator	Room temperature (P)	Elongation type 1 (E1)	Elongation of type II (E2I)	Elongation of type II (E2W)
20, 25 (SW)	SDA1D, R	Fourteen	Sixteen	Nineteen	Twenty-four
20, 25 (SW)	SDA2D, R	Twenty-one	Twenty-three	Twenty-six	Thirty-one

Design selection and ordering information:
1, product type and name;
2, nominal diameter DNmm;
3, nominal pressure;
The requirements of 4, flow characteristics;
5, body material and trim materials;
6, medium type and temperature range;
7, valve and pressure (pressure difference);
8, seal form;
9, accessories.

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