A105/A105M-23 Standard Specification for Carbon Steel Forgings for Piping Applications
A181/A181M-23 Standard Specification for Carbon Steel Forgings, for General-Purpose Piping
A403/A403M-22b Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings
A540/A540M-15(2021) Standard Specification for Alloy-Steel Bolting for Special Applications
A860/A860M-22 Standard Specification for Wrought High-Strength Ferritic Steel Butt-Welding Fittings
A960/A960M-23 Standard Specification for Common Requirements for Wrought Steel Piping Fittings