Unitech valves & Automation

Forged Ball Valves

Forged Ball Valves

Valves Testing In Kg/Cm2 (Psig)

Class 800#
Hydro Shell: 208 Kg/cm2
Seat Test: 153 Kg/cm2
Air Seat: 7 Kg/cm2

Size Range: 1/2″ (15mm) to 2″ (50mm)

Class 1500#
Hydro Shell: 392 Kg/cm2
Seat Test: 288.50 Kg/cm2
Air Seat: 7 Kg/cm2

Size Range: 1/2″” (15mm) to 1 1/2″ (40mm)

Class 2500#
Hydro Shell: 652.50 Kg/cm2
Seat Testing: 478.50 Kg/cm2
Air Seat: 7 Kg/cm2

Size Range: 1/2″” (15mm) to 1 1/2″ (25mm)

Design Features

Bolted Bonnet Construction
Bore Type: Full Bore
Verticle/Horizontal Mounting
Anti Blowout proof Stem
Leakage Class: IV
Renewable Seat Rings & Integral Seat Rings
Temperature -27℉C (20℉F) to 427℉C (800℉F)
By Pass Arrangement for pressure control/regulation
Back Seat arrangement to provide isolation of Stuffing Box for On-Line serviceability

Confirmity to Standards & Codes

General Design & Manufacturing: ISO 17292/BS 5351
Valve Testing: API 598 / EN 12266
Face to Face Standard: Manufacturer’s Standard
Flange Ends Conformity: ANSI B 16.5
Butt Weld Ends : ASME B16.25
Socket Weld Standard: ASME B16.11
Screwed End Standard: ASME B1.20.1

Technical Specifations

Design StandardISO 17292/BS 5351
Testing StandardEN12266-1 (BS 6755-1)
Face to Face StandardManufacturer’s Standard
Socket Weld StandardASME B16.11
Screwed End StandardASME B1.20.1
Butt Weld StandardASME B16.25
Flange End StandardASME B16.5



Oil Refineries
Chemical & Solvent Industries
Petrochemical Industries
Process Industries
Gas Industries
Water Line Process
Steam Line
Power Plants & Common utilities
Flow Isolation & Regulation

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