... /EN598/ISO2531.( Can according to the customer request )2.The mechanical properties of the fitting are tensile strength 420N/mm(MIN).and elongation ... to leaktightness test by hydraulic pressure as per requirements of table 13 of EN5454.Size:DN80,DN100,DN150,DN200,DN250,DN300,DN350 ... .7M 5.8M 5.9M 6M( According to the request of customer for cutting ) Standard length is 6M7..Fittings Size OD ...