​​​​​​​​​​​​​​​​​​​​​​

IMI TH Jansen has been custom-designing valves for the iron and steel industry for over 75 years. Our range of shut-off and control butterfly valves are used around hot blast furnaces, steel making, coke oven plants, gas recovery systems and air separation plants. The hallmarks of our valves are high-quality, high operational safety, low maintenance, and a long life.

Critical applications

  • Iron & steel industries
    All air isolation and regulation valves around Cowper stoves, valves for hot and toxic gas applications, gaseous and/or toxic media also with high dust content, valves for gas recovery systems, bleeder valves, ignition equipment.

  • Chemical and Petrochemical industries
    Isolation valves for acids and aggressive media, valves for air separation plants, Transfer line and decoking live valves for Ethylene plants, valves for oxygen applications, control valves for high differential pressures, tank bottom valves for liquid and gaseous media.

  • Water and Power applicationsButterfly valves for nuclear and conventional power plants with different sealing systems, check valves and combined check valves, also as turbine safety valves to protect the pipeline, gate valves for isolation purposes, special systems for corrosion protection in combination with sea-water.

Key technologies

  • Engineering and Manufacturing of high integrity valves customized to the exact requirements of the dedicated application, technical support with worldwide competencies.​

Aftermar​​ket services

We offer service packages to help customers keep their operating facility failure-free and safe, and we can tailor-make spare parts.

IMI in Action

New graduates join IMI Critical in four countries
22 September 2016
IMI Critical to take stand at ONS 2016 in Norway
16 August 2016
IMI Critical opens new China plant in Qingpu
27 July 2016
IMI CCI Korea celebrates 2,000 days of no “Lost Time Accident”
25 July 2016
Visit to IMI Z&J Germany by the Russian Economic Bureau from Bonn
11 July 2016
IMI Z&J Düren moves into modern offices
08 July 2016
IMI Critical Engineering forms strategic partnership with MRC Solberg & Andersen
05 April 2016
IMI Way Day 2016 date announced
01 March 2016
NEW IMI Eye – fourth edition
26 February 2016
IMI Critical co-locates China businesses
20 January 2016
IMI CCI Switzerland gains certification for new generation safety valves
18 December 2015
IMI Critical rise to Dragon challenge
30 November 2015
IMI STI achieves CRCC approval for new products
24 November 2015
IMI Truflo Marine Attend the Engineering Technology and Innovation Exhibition 2015
23 November 2015
IMI CCI Sweden secures new contracts on three continents
23 November 2015
IMI Critical Engineering appoints new petrochemicals head
05 November 2015
IMI CCI Czech Republic gains ‘Safe Enterprise’ certification
03 November 2015
IMI Critical announces 90mRMB investment in China
29 October 2015
IMI CCI SriCity wins regional safety award
27 October 2015
Key clients attend grand opening of new Aberdeen facility
23 October 2015
IMI companies ‘act as one’ to deliver for customer
02 October 2015
IMI CCI Sri City approved by NTPC
01 October 2015
IMI Critical Engineering showcases innovation at Valve World Expo Asia
28 September 2015
Nexen awards IMI Orton
25 September 2015
IMI Critical Engineering celebrates opening of new Jubail repair centre
23 September 2015
IMI Critical and IMI Precision join forces at Valve World Expo + Conference Asia 2015
21 September 2015
IMI Critical Engineering opening of new Jubail Repair Centre
18 September 2015
IMI CCI India manufactures first 1050MW turbine bypass valve
20 May 2015
Largest ever contract for IMI Critical Engineering
18 February 2015
New Houston facility opens
12 February 2015
IMI Critical completes acquisition of Bopp + Reuther
02 January 2015
IMI Critical takes family of brands to Valve World 2014
11 December 2014
IMI STI doubles size of Italian plant
20 October 2014
IMI TH Jansen