Didtek LF2 Low Temperature Resistant Butt Welding Trunnion Ball Valve

Product Overview

The LF2 low-temperature resistant butt-weld ear shaft ball valve is a high-performance industrial valve specially designed for harsh low-temperature working conditions. This product is made of low-temperature forged steel material, featuring excellent sealing performance and reliable low-temperature adaptability. It is widely used in the transportation systems of low-temperature media such as liquefied natural gas and industrial gases.

Didtek LF2 Low Temperature Resistant Butt Welding Trunnion Ball Valve

Technical Features

Material advantages

The valve body is made of LF2 low-temperature forged steel material

Applicable temperature range: -46℃ to +38℃

It has excellent low-temperature impact toughness and is resistant to brittle fracture

Structural design

The ear shaft is a fixed spherical structure

Anti-blowout valve stem design

Dual block and discharge (DBB) function

Fire safety structure design

Connection method

The butt-weld end complies with ASME B16.25 standard

The fully welded structure ensures the connection strength

It is suitable for high-pressure and high-risk working conditions

Performance Parameters

Pressure rating: CLASS 150-1500

Temperature range: -46℃ to +38℃

Valve seat seal: Metal seal + soft seal

Operation methods: manual, gear, electric, pneumatic

Design standards: API 6D, BS6364

Application field

Liquefied natural gas (LNG) transmission system

Industrial gas (liquid oxygen, liquid nitrogen, liquid argon) equipment

Cryogenic plants for petrochemicals

Refrigeration systems and low-temperature storage and transportation equipment

Design specification: