Heavy Wall Butt Welding Fittings

Heavy wall butt welding fittings are stocked in the following range of materials and sizes:

Carbon Steel (WPB)
Material Grade ASTM A234 WPB
Size Range ½" NB to 12"
Wall Thickness Range Sch 100 to XXS


Carbon Steel (WPL6)
Material Grade ASTM A420 WPL6
Size Range ½" NB to 12"
Wall Thickness Range Sch 100 to XXS


High Yield Fittings
Material Grade MSS SP 75 WPHY 52
Size Range ½" NB to 12"
Wall Thickness Range Sch 100 to XXS


6% Molybdenum Steel
Material Grade UNS 31254
Size Range ½" NB to 8"
Wall Thickness Range Sch 160/XXS


Stainless Steel
Material Grade ASTM A403 316L
Size Range ½" NB to 8"
Wall Thickness Range Sch 160/XXS


Duplex Stainless Steel
Material Grade UNS S31803
Size Range ½" NB to 8"
Wall Thickness Range Sch 160/XXS


All the above are manufactured to ANSI B16.9/B16.28

Alloy Steel Butt Welding fittings can be supplied to customer's specific requirements.