Metal Expansion Joints (Bellows)

Steel expansion joints offer a wider range of application for different fluids and higher working pressure compared to fabric and elastomeric expansion joints. Their flexibility is determined by reaction forces considered for calculations and pipeline support locations.

Frenzelit offers engineering design acc. to EJMA Standard and delivery of bellow expansion joints with:

• round section
• rectangular section
• single-layer lens
• multi-layer bellows

• axial operation
• lateral operation
• angular operation
• universal operation

ENQUIRY

Sizes: from DN 40 to DN 3000; expansion joints with bigger diameter (up to DN 6000) can be delivered as segment design.

Accessories: Turnable and fixed flanges, welding ends, restrictive tenons, protective collars, and torsion protection.

Materials: Carbon, Stainless, and high-alloy steels according to fluid composition. Large stock variety ensures short delivery terms.