Trunnion Mounted Ball Valve Manufacturer

Low-torque, seat-supported sealing for high-pressure pipelines and process services. Designed to API 6D / API 608 and tested to API 6D, API 598 and BS EN 12266-1.

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🛡️ Pipeline-Grade • Low Torque • DBB Options

High-Integrity Isolation for Critical Service

Oswal’s Trunnion Mounted Ball Valves provide stable sealing at higher pressures with reduced operating torque. Seat loading is independent of line pressure, ensuring reliable tight shut-off and longer seat life. Options include double block & bleed, emergency sealant injection, antistatic device, fire-safe construction and low fugitive emissions.


Size Range & Pressure Class

Size: 1/2” to 50”

Pressure Class: 150#, 300#, 600#, 800#, 900#, 1500#, 2500#

Soft or metal seated trims available to suit temperature, media and erosive conditions.

Materials of Construction (MOC)

Engineered for corrosive, cryogenic and high-pressure environments:

Carbon Steel
Low Alloy Steel
Low Temperature Carbon Steel
Low Temperature Alloy Steel
Stainless Steel
Duplex & Super Duplex Steel
Inconel
Monel
Hastelloy

Trim and seat metallurgy can be tailored for sour service, cryogenic duty or abrasive media.

Product Specifications

Size Range 1/2" to 50"
Class
150# 300# 600# 800# 900# 1500# 2500#
MOC
Carbon Steel Low Alloy Steel Low Temperature Carbon Steel Low Temperature Alloy Steel Stainless Steel Duplex & Super Duplex Steel Inconel Monel Hastelloy
End Connections / Construction
Flange End Butt Weld End Socket Welded Screwed
Design Standard
API 6D API 608
Testing Standard
API 6D API 598 BS EN 12266-1
Operation Type
Manual Gear Operated Actuator Operated
Industries
Oil & Gas Petrochemicals Chemicals & Fertilizers Green/Blue Hydrogen Power LNG FPSO Water

Why Choose Oswal Trunnion Mounted Ball Valves?

High-Pressure Ready

Stable seat loading and low torque across Classes 150 to 2500 for pipeline duty.

Standards-Compliant

Designed to API 6D / API 608 and tested to API 6D, API 598 and BS EN 12266-1.

Configurable Options

DBB, emergency sealant injection, antistatic, fire-safe and emissions control on request.

Material Flexibility

From Carbon Steel to Super Duplex and super alloys for sour, cryogenic or erosive services.

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Share size, class, end connection and service conditions — we’ll recommend an optimal configuration.

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