China Dn250 ASTM A351 Flange Type Electric Ball Valve for LNG Loading Line, Find details about China Valve, Ball Valve from Dn250 ASTM A351 Flange Type Electric Ball Valve for LNG Loading Line
Power supply | AC220V |
Body size | DN15-250 |
Medium Temp | -80°C~160°C(no congelation.) |
Operating pressure | PN1.0~2.5(MPa) |
Action mode | 4-20mA Signal input feedback, 0-90° gyration |
Action time | 4~30S |
Body connections | Flange |
Body material | WCB, ZG1CrM0, ZG1Cr18Ni9Ti |
Sealed material | PTFE |
Actuator material | Casting aluminum alloy |
Applicable medium | Acid, alkali, salt, chlorine gas, steam, source water, mine pulp and paper pulp, aqua regia, oxidant, reducing agent, corrosive chemical liquid |
Part name | Body | Bonnet | Stuffing box | Gland ring | Seat | Packing | Spanner |
Material Trademark | WCB ZG1CrM0 ZG 1Cr18Ni9Ti | WCB ZG1CrM0 ZG 1Cr18Ni9Ti | WCB 40Cr ZG 1Cr18Ni9Ti | WCB ZG1CrM0 ZG 1Cr18Ni9Ti | FEP | FEP | WCB |
Medium state | Medium Temp. | Medium pressure | Medium characteristics | Medium concentration | Medium name |
Liquid | -80ºC~+160ºC | 0~20kg/cm2 | Strong corrosion, high scour sharpen | Unlimited | Acid, alkali, salt, chlorine, steam, source water, mine pulp, paper pulp, aqua regia, oxidant, reducing agent. |
Gas | -80ºC~+160ºC | 0~20kg/cm2 | Strong corrosion, high scour sharpen | Unlimited | |
Mixture of liquid and solid | -80ºC~+160ºC | 0~20kg/cm2 | Strong corrosion, high scour sharpen | <60% |
Model | Circuit | Model | Circuit |
S | ON/OFF,no output signal | CPT | ON/OFF,output 4~20mA signal |
MS | ON/OFF,output passive contact signal | PCU | Regulation,output 4~20mA signal |