Useful information

Langer Pfeil

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General dimensions

Dimensions of DIN flanges

Dimensions of ANSI flanges

Standard tube dimensions, available tube dimensions

Technical reports

LNG - fuel of the future (from: Schiff und Hafen)

Design of safety valves and bursting discs for containers for storing cryogenic gases (from: Industriearmaturen 2/2009)

Defying low temperatures - fittings in air separation from: Verfahrenstechnik 1-2/2008

Interesting for those interested

PFAS - planned inclusion as SVHC to REACH

Shelf life of soft-seated fittings

Definition of terms of HEROSE safety valves

Statement on Functional Safety

Statement concerning Directive 2011/65/EU

Original declaration of incorporation for partly completed machinery

Explanation on regulation (EG) No. 1935/2004

Oxygen Cleaning Procedure

Statement concerning ISO 14001 and ISO 45001

Statement on H.R. 4173

Cracked Valve Discs in Cryogenic Globe Valves

Vent hole in locking sleeves

Suitability testing for cryogenic applications


Maintenance instruction gland packing

Reparaturen von Ventilen durch Werksvertretungen

Torque of manual operated globe valves with hand wheel

Installation position of cryo globe valves

Installation position of cryo globe valves in opposite flow direction

Tightness of shut-off valves despite foreign particles

Pneumatic Actuator Type 27511 and 27512 for Globe Valves (RTK)

Declaration on Directive (EC) No 1907/2006

Installation position of safety valves type 06388

Phthalate, Latex, TSE

Oxygen suitability of materials

Declaration to California Proposition 65

H2 - hydrogen recommended materials

Marking of the nominal pressure on safety valve bodies

Test differences in the suitability test for oxygen applications

Imperfections in the casting

CombiPressure-Regulator Type 4182-1/-3 and 4186-1/-3

Pressure data in test certificates according to EN 10204

CO2 Application of HEROSE valves

Passports issued and delivered by HEROSE

Backpressure for safety valves

Additional support pneumatic actuators

Brexit: mandatory UKCA certification mark starting 01st January 2023

Instruction of the procedure: Helium leak test

Statement concerning "China RoHS"

Filling of vacuum insulated cryogenic vessels

Rho marking for UK