top of page
product page - Type 444 ANSI high performance pressure relief valves

HIGH PERFORMANCE

TYPE 444 ANSI

Type 444 ANSI high performance pressure relief valve

Industries

Approvals

Type 444 ANSI LESER High Performance pressure relief valves are designed, marked, produced and approved according to the requirements of the following regulations:

ce-mark logo

UV

asme-uv logo
EAC logo

Technical Specifications for Type 444 ANSI

Nominal Diameter Inlet - Thread

DN 25 - DN 80 | 1" - 3"

Nominal Diameter Inlet - Flange

23 - 74 mm | 0.91 - 2.91 in

Actual Orifice Area A₀

416 - 4301 mm² | 0.644 - 6.666 in²

Pressure

0.1 - 16 bar | 1.5 - 232 psig

Flange Rating Inlet

CL150 | CL150

Temperature (in accordance with DIN EN)

-45 to 200 °C | -49 to 392 °F

Temperature (nach ASME)

-45 to 200 °C | -49 to 392 °F

Body Mateial

1.4404 | SA 479 316L

Valve Connection

Flange acc. to ASME B 16.5 or acc. to JIS 2220

Bellows Material (optional)

No bellows

Load Type

Spring loaded

Approvals

PED/DIN EN ISO 4126-1, PED/AD 2000-Merkblatt A2, ASME Section XIII certified for Section VIII Div. 1 service, CRN, AQSIQ, EAC

downloads.png

Downloads

Access all the necessary documents and detailed information for pressure relief valves in our download area.

LESER high performance catalogue
contact LESER UK

CONTACT LESER UK

For ALL LESER Safety Valve enquiries In the United Kingdom - Contact LESER UK​

There are many ways to get in touch:

Use our Online Enquiry From

Complete our online enquiry form to quickly find the most suitable product.  Click Here

Send us an E-mail

Email your enquiry to sales@leser.co.uk together with any questions.  We aim always to respond within the 24 hours.

Call Us

Speak to one of the LESER UK sales engineers today: +44 (0)117 930 6113

Chat

Use the chat box and speak to someone now through the website.  We'll reply as soon as we can!

bottom of page