High Pressure Single Seat Regulating Valve
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 cl
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 | Delta | Delta | Delta | Delta | Delta | Delta | Delta | Delta |
Linear (L) | 2003 | 2003 | 2003 | 2003 | 2003 | Delta | Delta | Delta | Delta | Delta | Delta | Delta | Delta | Delta |
soft seat | The percentage (%) |
|
|
|
| 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 |
Linear (L) |
|
| 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 |
Nominal diameter | Twenty | B. | B. | B. | B. | B. | B. | B. | B. | B. | B. | B. | B. |
|
|
Twenty-five | B. | B. | B. | B. | B. | B. | B. | B. | B. | B. | B. | B. | B. | B. |
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 | Thirty-one | Sixteen | Sixteen | Ten | Ten | Five point six | Four point two | Two point six |
Fifty-six |
One point six | From 0.2 to 1 | Yes | 40* | 40* | 40* | 40* | 40* | 40* | 40* | Twenty-eight | Twenty-one | Thirteen |
One hundred | One hundred | One hundred | Eighty-four | Eighty-four | Fifty-two | Fifty-two |
Four | From 0.8 to 2.4 | Yes | - | - | - | - | - | 40* | 40* | 40* | 40* | Thirty-nine |
One hundred | One hundred | Eighty-four | Eighty-four |
DKA2D | One point four | From 0.2 to 1 | With or without | 40* | 40* | 40* | Thirty-two point six | Thirty-two point six | Twenty | Twenty | Ten point nine | Eight point two | Five |
One hundred | Sixty-two | Sixty-two |
One point six | From 0.2 to 1 | Yes | - | 40* | 40* | 40* | 40* | 40* | 40* | 40* | 40* | Twenty-five point two |
One hundred | One hundred | One hundred | One hundred | One hundred | One hundred | Fifty-four |
Four | From 0.8 to 2.4 | Yes | - | - | - | - | - | - | - | 40* | 40* | 40* |
One hundred | 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 | Thirty-one | Sixteen | Sixteen | Ten | Ten | Five point six | Four point two | Two point six |
Fifty-six |
Two point eight | From 0.8 to 2.4 | Yes | 40* | 40* | 40* | 40* | 40* | 40* | 40* | Thirty-nine | Twenty-nine | Eighteen |
One hundred | One hundred | One hundred | One hundred | One hundred | Seventy-two | Seventy-two |
DKA2R | One point four | From 0.2 to 1 | With or without | 40* | 40* | 40* | Thirty-two point six | Thirty-two point six | Twenty | Twenty | Ten point nine | Eight point two | Five |
One hundred | Sixty-two | Sixty-two |
Two point eight | 0.8 ~ 2.4 | Yes | - | 40* | 40* | 40* | 40* | 40* | 40* | 40* | 40* | Thirty-five |
One hundred | One hundred | One hundred | One hundred | One hundred | 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 |
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 |
Room temperature P | Elongation type E1 | Elongation of type II E2I | Elongation of type II E2W |
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 |
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 |
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 |
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.