... Type:SO,WNF,LJF,SWF stainless steel blind flanges ,all sizes blind flangesNameFlangeSize1/2" to 48" DN15—DN1200ThicknessSCH5-- ... , gas, metallurgy, shipbuilding, construction, etcOther special1.Special designs are available when you offer the any drawing(sketchpad) .2.Anti ... -corrosion and high-temperature resistant with black painting3.All the process are made under the ISO9001:2000 and API strictly ...