For high pressure applications on hydraulic and pneumatic lines, fittings are supplied upto rating of 9000 psi as per ANSI B 16.11. Also Butt Weld fittings are as per ANSI B 16.9 with various schedules MOC : SS 304, SS 316, CARBON STEEL, Alloy Steel (F-5,F-11,F-22,F-91)