... Market,15~28mm,PN 16 ISO9001 and ISO14001 approved 100% Pressure Test 1.Technical Standard:(1).Material: C3771, C37700N, CW614N, ... .1 or as per request(4).Size: 15mm,22mm,28mm.(5).Working Pressure: 1.6MPa (PN16) (200psi)(6).Working Medium: Water, non ... ) Assembly line Quality Control 5) 100% leakage testing 6) Final Inspection before delivery 7) American Standard air&water pressure testing (6) Good ...