ANSI Schedule 40 Steel Pipes
ASTM A53 pipe - also referred to as ASME SA53 pipe - is intended for mechanical and pressure applications. Can be used in steam, water, gas and air lines. Suitable for welding and forming like coiling, bending and flanging. 1 in2 = 645.2 mm2 = 6.452 cm2 = 6.452x10-4 m2. 1 ft (foot) = 0.3048 m.