Items:ANSI/ASME,ASTM:3/4"~4", Nuts:ASTM A194 2H,A194 2HM,A194 7,A194 7M,A194 8,A194 8M

Bolts: ASTM A193 B7,A193 B7M,A193 B16,A193 B8,A193 B8M

rods,socket hex bolt,hexagon bolts,eyebolts,UNI 5587,UNI 5588,UNI 5931,UNI 5737

Specification:M8~M48 3/4"~4"

Surface treatment:Zinking(Zn) Nickel Coating(Ni) Cadmium Coating(CAD) Teflon Coating(PTFE) Blackout

Application Range: pressure vessel, valve and flange pipeline connection under the high temperature