ZT-AX Type expansion joints

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United custom metal expansion joints for general pressure applications.
Designed to cover the mid temperature and pressure range for general process equipment.
Mainly intended for axial movements.
Multiply bellows with low spring rate and high cycle life.

Covers many applications (ranging from water treatment through steam lines to fluid / gas media transport lines).
Highly customizable design: Bellows geometry, material options and combinations.

Diameter: DN 40 ... DN 5,000 (1.5" ... 200”)
Temperature: ... 700 °C (1,292 °F)
Pressure: max. 80 barg (1,160 PSIG)

Bellows: 1.4541 (AISI 321); 1.4301 (AISI 304); 1.4306 (AISI 304L); 1.4401 (AISI 316); 1.4404 (AISI 316L); 1.4571 (AISI 316Ti); 1.4828 (AISI 309); 1.4547(254 SMO); 2.4816 (Inconel® 600); 2.4856 (Inconel® 625/LCF); 1.4876 (Incoloy® 800/H)
Connections: 1.0038 – (S235JRG2); 1.0460 – (P250GH); 1.0315 –; 1.0254 (P235TR1); 1.0425 – (P265GH); 1.5415 – (16Mo3); 1.7335 – (13CrMo4-5); 1.4401 (AISI 316); 1.4404 (AISI 316L); 1.4541 (AISI 321)
Flanges: 1.0038 - S235JRG2; 1.0425 - P265GH; 1.0315 - P235G2TH; 1.0254 (P235TR1); 1.0425 - P265GH; 1.5415 - 16Mo3; 1.7335 – 13CrMo4-5; 1.4404 (AISI 316L); 1.4436 (AISI 316)

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