Quarter-Turn Valves

I.C. Ball Valve Single Piece Screw End

Design: Single Piece Design

Investment Cast Ball Valve Single Piece Design with Screw End connections (BSP/BSPT/NPT). Compact design for steam, water, oil, air, and gas applications.

Key Applications

Steam SystemsWater TreatmentOil & GasAir SystemsSteamWaterOilAirGases
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Technical Specifications

Design & Manufacturing Standard BS 5351
Testing & Inspection Standard API 598 / BS 5146
Pressure Class 150#
Hydro Test Pressure (Body) 425 PSI
Hydro Test Pressure (Seat) 300 PSI
Maximum Temperature 180°C
Air Test (Seat) 80 PSI (where applicable)
Face To Face As per ANSI B16.10
End Connections Screw — BSP / BSPT / NPT (Female Threading)
Size Range 1/4" to 4" (8 mm to 100 mm)

Material of Construction (MOC)

Component / Part Available Materials
Body ASTM A351 Gr. CF8 / CF8M / CF3 / CF3M
Body Connector ASTM A351 Gr. CF8 / CF8M / CF3 / CF3M
Ball Same as body / AISI 304 / 316 / 304L / 316L
Stem AISI 304 / 316 / 304L / 316L
Gland Nut / Lock Nut AISI 304 / 316 / 304L / 316L
Gland Bush AISI 202 / 304 / 316 / 304L / 316L
Seat Ring / Seals PTFE / GFT
Lever S.S. 202, 304, 316 / M.S. (M.S. for 65 mm and above)

Dimensions & Weights

Size (Inch)Size (mm)AØCL
1/4"85310115
3/8"105310115
1/2"156512.5115
3/4"207219135
1"258325134
1-1/4"329232165
1-1/2"4010238170
2"5012050170
2-1/2"6514463290
3"8016075290
4"100179100365

Service Media

SteamWaterOilAirGases

Engineering Notes

Purchase Options

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Features & Benefits

Positive Sealing

Bubble-tight shut-off with PTFE/GFT seats for reliable isolation in steam, water, oil, air, and gas service.

Quarter-Turn Operation

Fast operation with low torque; wrench indicates valve bore direction for correct installation.

Investment Cast Quality

Uniform dimensions, dense material, and attractive finish from investment casting process.

Serviceable Design

Seats and seals are easily replaced; self-cleaning PTFE seats offer long life and low torque.

Frequently Asked Questions

Q What thread types are available on the screw end?

BSP, BSPT, and NPT female threaded ends are standard. Specify thread standard on your inquiry for correct mating with plant piping.

Q What is the pressure rating of this valve?

Class 150 service with body hydro test at 425 PSI and seat test at 300 PSI, suitable for media up to 180°C.

Q Can I get CF8M (316) investment cast body?

Yes. Body and connector are available in ASTM A351 CF8, CF8M, CF3, and CF3M with matching ball and stem grades.

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