For an IPS callout size of 10" to 12", what is the wall thickness?

The appropriate wall thickness for an IPS callout size of 10" to 12" is 3/4". This measurement is standard for ensuring structural integrity and proper installation in various applications, particularly in plumbing and piping systems.

Choosing a wall thickness of 3/4" balances strength with weight, allowing the pipes to handle pressures typically encountered in these dimensions. A thicker wall can support the necessary durability for transporting fluids while still being manageable for installation and maintenance.

The other options, while they may represent standard thicknesses for different sizes or types of materials, do not align with the specifications needed for this particular callout size. For instance, a thickness of 1/2" may be suitable for smaller pipe sizes, while 5/8" does not provide the additional strength required for the 10" to 12" range. A thickness of 1" would be considerably thicker than necessary for standard applications, adding unnecessary weight and cost without providing practical benefits for pipes in this range.