1. blind flange 2. material: CS RST 37.2; S235JR;C22.8 3. size: DN10-600 ... size:1/2"-48" DN15-DN2000 15A-1500Apressure:class 150,300, 600, 900,1500,2500 ,PN 6,PN 10,PN16, ... 20K,30K,40Kstandard:JIS,BS,EN,ASTM,DIN,SABS,GOSTmaterail:CS RST37.2,S235JR,C22.8,Q235,A105,SS400,SS 304 ... 2008Contract ManufacturingOEM Service Offered Buyer Label Offered JX-8768 SABS1129 CS RST 37.2; S235JR;C22.8 blind flange type 8 ...