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Trueline Products

Our proprietary products and vast technical expertise in the valve industry allows Trueline to provide valve solutions for the most severe service applications.


Gate Valve

Products Design Features


SCREWED - N670
Gate valves 1/2" ~ 2" (DN 10~ DN 50).

Non-rising stem.

Solid wedge disc.

Connecting threads: ANSI B1.20.1 (NPT).

BSP, DIN 259 / DIN 2999.


SCREWED GATE VALVE - G800R
Gate valves ¼" ~ 2" (DN 8~ DN 50).

Body Design: API 602, ASME B16.34

Wall Thickness: ASME B16.31

End connections: Screwed ends, Socket weld

End to End Dimensions: As per manufacturer standards.

Screwed Ends: ASME B1.20.1

Socket Weld Ends: ASME B16.11


FLANGED - N536B (CLASS 300) & N636B (CLASS 600)
Gate valves 1/2" ~ 12" (DN 50 ~ DN 300).

Valve design according to API 603.

Shell wall thickness according to ASME/ANSI B16.34 class 300 and class 600.

Pressure-temperature rating according to ASME/ANSI B16.34.

Face to face according to ASME/ANSI B16.10 class 300 RF and class 600 RF.

Flanged dimension according to ASME/ANSI B16.5 class 300 RF and class 600 RF, Finish 125-250 AARH.


FLANGED - N136B
Gate valves 1/2" ~ 12" (DN 15~ DN 300).

Valve design according to API 603.

Shell wall thickness according to ASME/ANSI B16.34 class 150.

Pressure-temperature rating according to ASME/ANSI B16.34.

Face to face according to ASME/ANSI B16.10 class 150 RF.

Flanged dimension according to ASME/ANSI B16.5 class 150 RF, Finish 125-250 AARH.


Gate Valve Class 900/1500/2500 PS
Valve design: ASME B16.34 - PED


Gate Valve Class 150/300/600/900/1500/2500
Valve design: ASME B16.34 - API 600 – ISO 10434 – BS 1414 – PED
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