Name: High-Temperature Valves
Brand: SITEC-Sieber
SKU: 710.05

Image sourced from the manufacturer's official documentation; brand identity is never altered.

CATEGORY 01 H₂ Verified

Valves for hot process lines and reactors.

400–4,000 bar

Brand	SITEC-Sieber Engineering AG — Switzerland
Category	High-Pressure Components
Catalogue page	710.05
Pressure / capacity	400–4,000 bar
Materials	AISI 316Ti / 17-4 PH (1.4571 / 1.4542 / 1.4472)
Fluid working temperature	−200 … +300 °C (up to +500 °C with cooling jacket)
Body patterns	6 (Type 6: replaceable seat)
H₂ compatibility	Confirmed by official documentation
Verification status	Verified
Documentation source	Compiled from official SITEC-Sieber Engineering AG documentation.

Final technical specifications are confirmed in writing with H2X before ordering.

Technical Data

From the Official Catalogue

High-temperature extensions for extremely high temperatures or cryogenic applications: the packing is removed from the hot or cold valve body
Fluid working temperature −200 °C to +300 °C
Leakproof with gases and liquids; inert stem packing for low friction
Non-rotating lower stem increases service life of packing and seat; stem backlash minimised
Safety weep holes on tubing connections and packing
Connections for inch and metric SITEC HP tubing

Air-operated high-temperature valves
Antivibration connectors for cyclic applications
Drive with incorporated torque limiter
Cooling jacket on the extension for fluid working temperature up to +500 °C (also available as a retrofit)
Material and test certificates

Source: official SITEC-Sieber product catalogue (page 710.05). Request the datasheet for model, part-number and dimension tables.