Detailed Product Description Production name: expansion jointSize: 25mm4000mm Angle direction compensate : 10-100 mmWork temperature : 20-450 degree Length : 1002000 mm or customed according to clients requestPN:0.1-6 MPAThickness :150-1500 lbsConsult standard: GB/T 14525-93 and GB/T 12777-91 national standardMaterial: carbon steel, stainless steelApplication range: important connector for gas, ...