Description
DN700 PN80 WCB Metal Seat Butterfly Valve With Explosion-proof Actuator For Gas PipelineProduct DescriptionAs a gas modulation device & a two-way switch device, gas low-load electric butterfly valve is suitable to ventilation and dust removing pipeline in the industrial fields of metallurgy, mineral, cement, chemical-engineering, power generation, industrial furnace and so on.
The parametersPower supply | AC220V 50/60HZ |
Operating temperature | 0-450 Celsius degree (Optional) |
Imput signal | 4-20mA |
Output signal | 4-20mA |
Body connections | Wafer /Flange(Optional) |
Flow characteristics | Approximate EQ% |
Body material | A3 Steel, Heat-resistance steel |
Disc material | A3, Heat-resistant steel, SUS304 Stainless steel, SUS316 Stainless steel |
Seal type | Open type, back-seated type (ultra high temperature application), sealed oblique plate type (room temperature application). |
Valve size | DN100~DN2000 |
Body ratings | 0.1~0.6MPa |
Test pressure | Sealed 0.15Mpa; Body 0.11Mpa |
Applicable temperature | < 200 Celsius degree Special: < 450 Celsius degree |
Applicable medium | Smoke, air, gas |
Manufacturing standards | JB/T8692-1998 |
Installation Diagram
The material of main parts Part name | Body | Disc | Stuffing box | Gland ring | Seat | Packing | Stem |
Material trademark | WCB ZG1CrM0 ZG 1Cr18Ni9Ti | WCB Stainless steel or lining | WCB 40Cr ZG 1Cr18Ni9Ti | WCB ZG1CrM0 ZG 1Cr18Ni9Ti | FEP | FEP |
2Cr13 |
Applicable channelizing medium Medium state | Medium Temp. | Medium pressure | Medium characteristics | Medium concentration | Medium name |
Liquid | -50ºC~+160ºC | 0~20kg/cm2 | Strong corrosion, high scour sharpen | unlimited | Acid, alkali, salt, chlorine gas, steam, source water, mine pulp, paper pulp, aqua regia, oxidant, reductant. |
Gas | -50ºC~+160ºC | 0~20kg/cm2 | Strong corrosion, high scour sharpen | unlimited |
Mixture of liquid and gas | -50ºC~+160ºC | 0~20kg/cm2 | Strong corrosion, high scour sharpen | <60% |
Control Diagram
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 |
Packing&Shipping1.Packing: inner with bubble wrap,outer with cardboard box and wooden case.2.Transportation:by sea,by air,by train.
Our Services1.Professional consultation 2.24 hours response after sale.3.One year warranty.4.Safe packing for shipment.5.Welcome sample order.Company IntroductionWuhan Grat Control Valve is a professional valve manufacturer established in 2005.It is specialized in researching and developing various automatic valves for industrial automation and on-site implimentation products.
In 10 year development,Grat has obtained 9 patents like small flow control valve and potentiometer position device,and do business with more than 1000 companies all over the world.Some of them are world famous enterprises.
According to ISO9001:2008 quality management system,Grat strictly controls the product quality and the whole production process.In 2015,Grat got CE certificates and passed successfully EMC tests and CNAS 100000 times lifetime tests.
With the ERP and CRM systems applied in management,they enhance the resource and information level and improve the ability of customer relationship.High quality and good service are our advantages to win the market.
Certificates & Test reports
Application