Erteash Gostar Peyman Co . has started its careers in the field of designing and manufacturing expansion joint since 1999 and put its effective steps forward by developing the production lines in the field of rubber and metallic expansion joint . Erteash Gostar Peyman Co . has started its careers in the field of designing and manufacturing expansion joint since 1999 and put its effective steps forward by developing the production lines in the field of rubber and metallic expansion joint . using our knowledge , facilities and experiences promote us to produce stainless steel expansion joint and rubber expansion joint in wide range of sizes , based on the reliable standards Erteash Gostar Peyman Co . has produced various type of expansion joint with different designs in order to absorb the thermal expansion and contraction of the pipe lines and to eliminate the vibration in exhaust diesel generator , for bines , combustion engines and so on .These products will be designed to meet the customer’s needs and will be delivered after testing and parsing all standard processes .