Valvola a sfera a tenuta dura ad alta pressione Q41Y
The Q41Y high-pressure hard-seal ball valve is mainly used for long-distance pipeline transportation of oil and natural gas and urban gas pipeline systems. Due to the unique characteristics of valves used in long-distance pipelines, its design fully considers its ability to withstand pipeline stress, as well as safety, weather resistance, and long-term reliability; the sealing and structural design are unique to Jian Valve Company. It is suitable for long-distance pipelines and general industrial pipelines with Class 150～2500Lb and operating temperatures of 80℃～550℃. Its safety and resistance to harsh environments have been specially considered in its design, making it suitable for media such as water, oil, steam, gas, and natural gas.
Product Name: High-Pressure Hard-Seal Ball Valve
Product Model: Q41Y/Q61Y/Q11Y
Nominal Diameter: DN15～DN300
Structure Type: Spherical
Nominal Pressure: 1.6Mpa～32.0Mpa, Class 150～2500Lb
Connection Method: Flange, Welding, Internal Thread, External Thread
Applicable Temperature: ≤550ºC
Actuation Method: Electric, Pneumatic
Valve Body Material: Forged Steel, Stainless Steel
Manufacturing Standard: GB (Chinese National Standard), DIN (German Standard), API (American Standard), ANSI (American Standard)
Applicable Media: Water, Oil, Steam, Gas, Natural Gas
Manufacturer: Zhejiang Kozo Valve Co., Ltd.
Q41Y High Pressure Hard Seal Ball Valve product description
Q41Y high-pressure hard-sealed ball valve is mainly used for long-distance pipeline transportation of oil, natural gas, slurry, mud, ash and city gas pipeline systems. Due to the unique characteristics of the valve for long-distance pipelines, its ability to withstand pipeline stress, as well as safety, weather resistance, long-term reliability, ecc. are fully considered during design. The sealing and structural design are unique to Kelico Company. It is suitable for long-distance pipelines and general industrial pipelines with Class 150~2500Lb and operating temperature of 80℃~550℃. Special considerations have been taken in its design of safety and harsh environment resistance. It is suitable for water, oil, steam, gas, natural gas and other media.
Q41Y High Pressure Hard Seal Ball Valve Product features
1. All parts of this product are forgings
2. Adopt bottom-mounted valve stem and equipment inverted sealing structure
3. Adopt an inlaid valve seat, and an O-ring is installed behind the valve seat to ensure that the medium does not leak.
4. The sealing surface is made of STL alloy, which is wear-resistant and high-temperature resistant.
5. Anti-static and fire-proof design.
Q41Y High Pressure Hard Seal Ball Valve Design Standards (American Standard)
Design and manufacturing standards are in accordance with: ASME B16.34, API6D, etc.;
Structural length is in accordance with: ASME B16.10;
The connection end dimensions are in accordance with: ASME B16.5, ASME B16.25;
Inspection and testing in accordance with: API598;
Fire protection design is in accordance with: API607;
Tendering standards (national standards)
Design and manufacturing standards are in accordance with: GB12237-1989 General valves Flange and butt welded steel ball valves
The structural length is in accordance with: GB12221;
The connection size is in accordance with: JB/T79, GB9113, HG20592;
Inspection and testing in accordance with: JB/T 9092, GB/T13927-1992 General valve pressure test
Q41Y High Pressure Hard Seal Ball Valve Main parts materials
Part name: Carbon steel A105, High temperature alloy steel F22, Ultra supercritical alloy steel F91
Valve body ASTM A105 A182 F22 A182 F91
Valve seat ASTM A105 spray chromium carbide A638 660 spray chromium carbide A638 660 spray chromium carbide
Sphere 1Cr13 sprayed chromium carbide A638 660 sprayed chromium carbide A638 660 sprayed chromium carbide
Valve stem 1Cr13 A638 660 A638 660
Valve stem seal 304SS+flexible graphite INCONEL wire+flexible graphite INCONEL wire+flexible graphite
Spring INCONEL X-750 INCONEL X-750 INCONEL X-750
Bolt A193 B7 A193 B16 A193 B16
Nut A194 2H A194 4 A194 7
Key performance specifications
Model Q41/Y-160 Q41/Y-320 Q61/Y-160 Q61/Y-320
Nominal pressure PN (MPa) 16.0 32.0 16.0 32.0
Q41Y High Pressure Hard Seal Ball Valve Test pressure
(Mpa) Shell 24.0 48.0 24.0 48.0
Seal (liquid) 17.6 35.2 17.6 35.2
Sealing (air) 0.6
Applicable temperature -40～425℃
Applicable media: water, mud, slurry, cinder, oil, helium, hydrogen, ammonia, ecc.
