... products.The exact information about stainless steel metal expansion joints as fellows :Characterics of Stainless steel metal expansion joints :1) Balances ... perfect technical support5, Detection equipment is complete1,Material: stainless steel 304, 316 L, 321,, etc 2,Specifications :DN10 ... 25Mpa~25Mpa 5,Temp.:-196~450°C Products Stainless steel Bellows Compensator Material304,316,321 EtcSize DN12 To ...