Overview:
The Q641F Pneumatic Floating Ball Valve produced by Shanghai Shinmyron Valve is widely applicable for automatic fluid control or regulation control in industries such as natural gas, petroleum products, chemicals, metallurgy, papermaking, power generation, mining, printing and dyeing, biopharmaceuticals, daily chemicals, food and beverage water treatment, and air treatment. It is used in conjunction with automated pneumatic instruments.
Product Performance Specifications
Pressure Rating Nominal Pressure (MPa)
1.6 2.5 4.0 6.4 10.0
Test Pressure (MPa) Shell Test 2.4 3.75 6.0 9.6 15.0
Seal Test 1.78 2.75 4.4 7.04 11.0
Air Seal Test 0.6 (MPa)
Applicable Media Water, steam, petroleum products, liquefied gas, etc.

Shinmyron Technical Parameters
Nominal Diameter DN (mm) 50-1200
Nominal Pressure PN (MPa) 0.6 1.0 1.6
Test Pressure Shell Strength Test
0.9 1.5 2.4
Seal Test 0.66 1.1 1.76
Air Seal Test 0.6 0.6 0.6
Applicable Media Air, water, sewage, steam, petroleum products, etc.
Drive Type Pneumatic  (optional on/off, regulating) Can be equipped with solenoid valves, pneumatic triple units
Main Component Materials
No. Component Name Material
C P R
1 Right Valve Body WCB ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti
2 Nut 35 1Cr18Ni9Ti 1Cr18Ni9Ti
3 Gasket PTFE PTFE PTFE
4 Stud 35 1Cr18Ni9Ti 1Cr18Ni9Ti
5 Valve Body WCB ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti
6 Valve Seat PTFE PTFE PTFE
7 Ball 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti
8 Valve Stem 1Cr13 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti
9 Gasket PTFE PTFE PTFE
10 Packing PTFE PTFE PTFE