Flange Adapter Double Studded 2-9/16" R27 5000psi Top X 3-1/8" R35 3000psi Bottom API6a Psl1 4130 Nace Mr- 0175

China Flange Adapter Double Studded 2-9/16" R27 5000psi Top X 3-1/8" R35 3000psi Bottom API6a Psl1 4130 Nace Mr-0175, Find details about China Double Studded Adapter, Adapter Flange from Flange Adapter Double Studded 2-9/16" R27 5000psi Top X 3-1/8" R35 3000psi Bottom API6a Psl1 4130 Nace Mr-0175