Range : 15 NB up to 1500 NB in 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, Types : Socket Weld, Slip On, Blind, Lapped, Screwed, Weld Neck, Long Weld Neck, Reducing, Spectacle, Ring Joint Features: Dimensional accuracy High strength Durability Corrosion resistance Excellent finish