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Nominal pressure: 1.6-10.0mpa
Diameter range: dn50-dn800
Flange dimension standard: according to JB / t79-1994
Applicable medium and temperature: cast steel, chromium molybdenum steel: steam, oil, water, etc. ≤ 425, ≤ 550 ℃
304 stainless steel: nitric acid ≤ 200 ℃
316 stainless steel: acetic acid ≤ 425 ℃
Diameter: DN 15 ~ 300
Pressure: pn1.6 ~ 16.0
Material: stainless steel
Temperature: ≤ 550 ° C
Standard: American Standard and national standard
Medium: corrosive medium of steam oil
Diameter: DN50 ~ 1000
Pressure: pn0.6 ~ 2.5
Material: carbon steel, stainless steel, ductile iron
Temperature: - 20 ~ 80 ℃
Standard: National Standard
Medium: steam gas oil
Design Code: GB / T 12234
Structural length: GB / T 12221
Connecting flange: JB / T 79.1
Test and inspection: JB / T 9092
Pressure temperature: GB / T 9131
Product identification: GB / T 12220
Design Code: GB / T 12234
Structural length: GB / T 12221
Connecting flange: JB / T 79.1
Test and inspection: JB / T 9092
Pressure temperature: GB / T 9131
Product identification: GB / T 12220
Diameter: DN20 ~ 400
Pressure: pn1.6 ~ 10.0
Material: cast steel, stainless steel
Temperature: -196 ℃ ~ -49 ℃
Standard: National Standard
Medium: gas oil
The cast steel flange gate valve produced by Hangda Valve Group Co., Ltd. is widely used as the opening and closing device for connecting or cutting off the medium in oil and steam pipelines of petrochemical and thermal power plants.
Z61y-250 and z61y-320 high-pressure power station gate valves produced by Hangda Valve Group Co., Ltd.: manual, butt welding connection, rising stem wedge-shaped rigid single gate, valve seat sealing surface material is cemented carbide, nominal pressure is PN250 ~ pn320, valve body material is carbon steel high temperature and high pressure power station gate valve.
Design and manufacturing: API 600
Flange size: ANSI B16.5
Structural length: ANSI B16.10
Pressure ~ temperature: ANSI B16.34
Inspection and test: API 598
Design Code: GB / T 12234
Structural length: GB / T 12221
Connecting flange: JB / T 79.1
Test and inspection: JB / T 9092
Pressure temperature: GB / T 9131
Product identification: GB / T 12220
Design Code: GB / T 12234
Structural length: GB / T 12221
Connecting flange: JB / T 79.1
Test and inspection: JB / T 9092
Pressure temperature: GB / T 9131
Product identification: GB / T 12220