SA266 Gr. 4 Forged ring

ASTM A266 SA266 Gr. 4 Forging Steel Ring DISC Flanges,
Type: Forged steel flanges – Weld Neck (WN), Blaind (BL), Slip-On (SO), Socket Weld (SW), Threaded (TH)
Forged disc,Forged ring,forged tubesheet,