Metal expansion joints are widely used in high and mid temperature hot air ducts, exhaust gas pipes and high vibration ducts. Our Bellows had successfully provided expansion joints to hundreds of steel works for many years since 1993 years, no quality problem and quality is stable and reliable. The expansion joints used for steel works are designed according to EJMA latest version and combined with GB/T 12777-2008 standard. They can provide good flexibility, corrosion resistance, high temperature resistance and super cycle life.
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