... /4", 1 1/2", 2"5. Join Type: thread, flange, manifold mounting6. Thread Connection: BSP, NPT, PT7. Standard: American, German, British ... ,10,15,20,32,40,50,65,80mmJoin typethread,flange,manifold,mountingCertificateISO9001:2000StandardAmeican ,Japan,Greman,Chinese,BritishSurface disposalBlank-phosphoric polish (black ...