Cast steel ball valve (precision casting)

Cast Steel Ball Valve (Precision Casting)

Technical Requirement:
  1. Design & Manufacture: GB/T 12237
  2. Face-to-Face: GB/T 12221
  3. End Flanges: GB/T 9124 / HG/T 20592
  4. Inspection & Test: GB/T 13927

Description

The Cast Steel Ball Valve (Precision Casting) is made by investment (lost-wax) casting, giving a dense, smooth body with accurate dimensions and fewer casting defects than sand casting. The floating ball design with PTFE seats provides fast quarter-turn operation and bubble-tight shut-off for small and medium sizes.

Technical Specifications:
  • Pressure Class: PN16 / PN25 / PN40 / PN64
  • Size Range: DN15 – DN200
  • Applicable Medium: Water, oil, gas, steam (with suitable seats)
  • Operating Temperature: -29°C to 180°C (seat dependent)
Main Parts and Materials:
Parts NameMaterials
BodyPrecision-cast Steel WCB
BallStainless Steel 304
SeatPTFE / RPTFE
StemStainless Steel 2Cr13
HandleCarbon Steel, coated
Key Product Features:
  1. Precision Casting: Smooth surfaces, accurate dimensions and high body integrity.
  2. Bubble-Tight Seal: PTFE seats give zero leakage in both directions.
  3. Full Bore: Low pressure drop.
  4. Quick Operation: 90° lever turn.
  5. Automation Ready: ISO 5211 mounting pad.
Applications:

Ideal for Petrochemical Plants, Industrial Utilities, Gas Lines, and Water Systems. Specifically suited for small and medium lines needing reliable, compact shut-off.

Additional information

Standard

GB

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