Model NO.: J24W
Media Temperature: High Temperature
Sampling Valve: with Sample Tube and Isolating Valve
Function2: Drain Valve
Function3: Vent (Air Release Valve)
Function4: Can Connect with Pressure Gauge
Trademark: U-ideal
Transport Package: Wooden Case or Carton
Specification: ANSI JIN GB
Origin: Tianjin, China
HS Code: 84818040
 Angle Type Globe Needle ValveÂ
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 The materials of main parts
|
Part name |
Body, Bonnet | Stem,Disc | Packing |
| J24W-160P-DN3 | Cr-Ni Stainless steel | Cr-Ni Stainless steel | PTFE,flexible graphite |
| J24W-320P-DN6 | High quality carbon steel | Cr-Ni Stainless steel | PTFE,flexible graphite |
Main performance and specification
|
Type |
Nominal Pressure(MPa) | Test pressure PS(MPa) | Working Pressure(MPa) | Working Temperature (ºC) | Applicable medium | ||
| Shell(MPa) | Sealing (liquid) | Sealing (gas) | |||||
| J24W-160P-DN3 | 16.0 | 24.0 | 17.6 | 0.6 | 16.0 | P≤540ºC | Petroleum gas Water,acid,Steam, Oil etc. |
| J24W-320P-DN6 | 32.0 | 48.0 | 35.2 | 0.6 | 32.0 | C≤425ºC | |
Main external and connection dimensions(mm)
|
Type |
Nominal diameter DN(mm) | Dimensions | Weight (Kg) | |||||
| L1 | Do | H | H1 | D | D1 | |||
| J24W-160P-DN3 | 3 | 80 | 65 | 159 | 168 | 14 | 3 | 1.0 |
| J24W-320P-DN6 | 6 | 80 | 65 | 159 | 168 | 14 | 6 | 1.0 |
 Selection principle
1, low temperature medium pipeline system and device, appropriate chooses combined with low temperature type needle valve bonnet.
2, refining unit of catalytic cracking unit of piping system, can choose lifting lever type needle valve.
3, chemical system in acid and alkali corrosive medium, such as equipment and piping system, appropriate chooses of austenitic stainless steel and ptfe seat sealing type stainless steel needle valve.
4, metallurgy system, power system, petrochemical plant,Urban heating systemIn the pipeline system of high temperature medium or device, can choose metal to metal seal type needle valve.
5, the need for flow control, can choose the worm gear and worm drive, pneumatic or electric type with v-shaped opening adjust needle valve.6, oil, natural gas transportation director line, need cleaning the pipeline, and to be buried in the ground, with full size, full welded structure type needle valve;Buried in the ground, choose the full size welded ball valve connection or flange connection.
7, product oil pipeline and storage equipment, choose the type needle valve with flange connection.
8, city gas and natural gas pipelines, selection of flange connection and female connection type needle valve.
9, metallurgy system oxygen in the pipeline system, appropriate chooses strict degreasing process, flange connection type needle valve.
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