Threaded Ball Valve - Series S70/S90

Size Range
¼ -3" (8 - 80mm)
Body Materials
S70: 316 Stainless Steel | S90: WCB Carbon Steel
Temperature Range
S70: -50°F to 450°F (-46°C to 232°C), S90: -20°F to 450°F (-29°C to 232°C)
Stem Materials
ASTM A479 Type 316
Maximum Allowable Operating Pressure
¼ - 1" 2000psi WOG, 1¼ - 2" 1500psi WOG, 2¼ - 3" 1000psi WOG
Seat Materials
Shutoff Rating
Zero Leakage
Ball Materials
Body Style
Two Piece
Design Standard
MSS SP-110
End Connections
Threaded - NPT
Testing Standard
Standard Port
Face to Face
Manufacturers Standard
General Service, Air, Water, Oil & Gas

Features & Benefits

The Series S70/S90 threaded ball valves are an economical solution from the Bray product line for high pressure applications in the process industries. Standard two piece valve bodies are available in Stainless Steel or Carbon Steel. Stainless Steel bodies are investment cast and solution annealed for the highest quality and added strength. Cast Carbon Steel bodies are normalized and black phosphate coated for added corrosion resistance. All body castings are marked with a foundry heat number for full traceability. These quarter turn valves feature an adjustable packing gland for secure sealing.

Other features include low operating torque, internal bottom entry blowout proof stems, and stainless steel safety latch handles.


  • All Series S70/Series S90 valves comply with MSS-SP 72
  • All valves are tested in accordance wtih MSS-SP 72
  • Vacuum Service to 29 inches Hg gauge

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