Grades:  Grade 1, Grade 2, Grade 3, Grade 4, Grade 5, Grade 7, Grade 9, Grade 23
Range:  15 NB up to 1500 NB in 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS available with NACE MR 01-75
Standard:  ASTM, ASME, API, AISI, BS, ANSI, DIN, JIS, MSSP, NACE
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