... :ASTM,ASME,DIN,JIS Certificate:API,ISO,CCS DIN 2527 BLIND FLANGE Types of flangeWeld neck flange, slip on flange, plate ... flange, blind flange, socket weld flange, threaded flange, lap joint flange, ring ... paymentCertificateAPI, CCS,and ISO9001:2000Productivity10000 ton per monthKeywords DIN 2527 BLIND FLANGE