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STT31N

Nominal size NPS: ½ ¾ ~ 1 1½ ~ 2

Connection: internal thread socket welding flange
Nominal pressure Class: 150
Pressure difference range bar: 0.3 ~ 12
PMA/TMA bar/℃ : 12.1/250
Shell material: A105



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Features

1.Features an air insulation design that minimizes environmental impact and ensures reliable operation.

2.Interchangeable hardened stainless steel working surface provides extended service life and easy maintenance.

3.Built‑in strainer effectively prevents debris interference.

4.Can be installed in multiple orientations for reliable operation.

Application: Suitable for low‑pressure steam mains, tracing pipelines, and small heating equipment in petroleum, chemical, metallurgical, rubber, papermaking, printing and dyeing, and related industries.



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