S355j2 ring flange

S355j2 ring flangeForged ring rings flange tube sheet plate flangeSize1/2''~78''materialcarbon stainless duplex stainless nickel alloy monel inconel incoloy hastelloy nimonic steel forging forgings forged ring rings flange tube sheet plate flangePackingPlywood case, wooden case, wooden tray, etcMaterial: Carbon Steel: ASTM A105 ring flange, A105N,A694 F42, A694 F52, A694 F60 ring flange, A694 F65, A694 F70,A350 LF2, A350 LF3,Alloy Steel: ASTM A182 F5 F9 F11 F12 F22 F91 ring