ASTM A178 ERW Welded Steel Pipes Carbon Steel Welded Tubes

Instruction

ASTM A178 ERW Welded Steel Pipes Carbon Steel Welded Tubes

 

Material and Specification

Material	ASTM A178
Specification	Standard Specification for Electric-Resistance-Welded Carbon Steel and Carbon-Manganese Steel Boiler and Superheater Tubes

 

Chemical Composition

Element	Composition Range
Carbon (C)	0.06 - 0.18%
Manganese (Mn)	0.27 - 0.63%
Phosphorus (P)	0.035% max.
Sulfur (S)	0.035% max.
Silicon (Si)	0.10 - 0.35%

 

Mechanical Properties

Property	Minimum Value
Tensile Strength	325 MPa (47,000 psi) minimum
Yield Strength	180 MPa (26,000 psi) minimum
Elongation	35% minimum
Hardness	HRB 72 maximum

 

Steel Grade
The ASTM A178 ERW Welded Steel Pipes and Carbon Steel Welded Tubes are available in various steel grades, including:
• Grade A
• Grade C
• Grade D

 

Application
The ASTM A178 ERW Welded Steel Pipes and Carbon Steel Welded Tubes are primarily used in the construction of boilers, superheaters, and heat exchangers. These tubes are designed to withstand high temperatures and pressure conditions in industrial settings. The welded construction ensures excellent durability and resistance to deformation. The ASTM A178 specification provides a reliable solution for various applications requiring carbon steel and carbon-manganese steel tubes in boiler and superheater systems.