Type: Welded neck, slip-on, blind, socket weld, lap joint, spectacles, ring joint
Carbon steel:
ASTM A105
A694 F42/46/52/56/60/65/70
A350 LF3/A350 LF2 and more
Alloy steel: ASTM A182 F1/F5/F9/F11/F22/F91
Stainless steel: ASTM A182 F304/304L/304H/316/316L 317/317L/321/310/347/904, and more
Size: 1/8 B to 48-inch NB
Class: 150#, 300#, 400#, 600#, 900#, 1500#, and 2500#
Face: FF (flat face), RF (raised face), RTJ, ring type joint, as per the national and international standard or elevated temperature, and whether loading conditions are substantially constan