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S40D

Nominal size NPS: 1 ~ 1½

Connection: internal thread socket welding flange
Nominal pressure Class: 300
Pressure difference range bar: 0.1 ~ 40
PMA/TMA bar/℃ : 67.7/450
Shell material: WC6


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Features

1.The orifice‑type disc ensures stable and reliable operation even under high‑load superheated steam conditions.

2.The hardened stainless steel independent valve seat allows online repair and replacement without removal from the piping.

3.An independent strainer is installed upstream of the valve to effectively prevent debris interference, with convenient blowdown access.

Application: Suitable for large medium‑pressure steam heating equipment.

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