![]() They are generally used to handle a large amount of lateral movement and a moderate amount of axial movement. Bellows are calculated according to EN 14917, which is the latest European standard for expansion joints. It is a stand alone application for Windows operating systems. The software used by Belman is tested and validated through close. Bellows Master II EN is a bellows calculation program. Expansion Bellows are engineered solutions according to design codes such as EJMA. Thin-Wall Metallic - Elbow Pressure Balanced Expansion Joint The mechanism of the Elbow Pressure Balanced Expansion Joint is similar to that of the In-line pressure balanced expansion joint, except these joints are used in piping systems where there is a change of direction. The program has an installation program and very large help file. The bellows are composed of Inco 625 LCF material and the flanges and liners are constructed from SA516 Grade 70 material. 24” In-line Pressure Balanced Expansion Joints designed for 175 PSIG and 610 ✯ for a petrochemical plant in Venezuela. ![]() An In-line Pressure Balanced Expansion Joint is a solution to difficult design problems. They are typically used when axial & lateral deflections exist and anchoring is impractical for structural or economical reasons. ![]() Thin-Wall Metallic - In-Line Pressure Balanced Expansion Joints In-line Pressure Balanced Expansion Joints consist of three bellows - two In-line bellows on each side and one balancing bellows in the middle.
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