ASTM A53 is a carbon steel alloy that can be used as structural steel or for low pressure piping. ASTM A53 (ASME SA53) carbon steel pipe is a specification covering seamless, welded black and hot-dip galvanized steel pipe from NPS 1/8 "to NPS 26. A53 is suitable for pressure and mechanical applications, as well as for general use in steam, water, gas and air lines.
The A53 pipe has three types (F, E, S) and two grades (A, B).
Type A53F manufactured with furnace butt welds or may have continuous welds (Class A only)
Type A53E with resistance welds (Class A and B)
Type A53S is seamless and is found in Class A and B
BENEFITS OF ASTM A53 STEEL PIPE
PRESSURE TESTED
ASTM A53 pipe is pressure tested to allow for liquids and gases to be passed through it.
CORROSION RESISTANCE
Carbon steel pipes can be resistant to corrosion due to the addition of lacquer coating, hot-dipped galvanizing, or zinc coating. This allows builders to use smaller, thinner pipes, even in environments that are acidic or extremely corrosive.
SHOCK RESISTANCE
A53 steel pipe offers great resistance to vibration and shock.
HIGH TENSILE STRENGTH
This tested steel pipe has high tensile strengths which make it safe to use in situations with very high pressures.
COST-EFFECTIVE
No matter the pressure that needs to be withstood, carbon A53 steel pipe can be much thinner than other types of pipes. This means that they have a greater carrying capacity than other pipes.
APPLICATIONS BY INDUSTRY
A53 steel pipe is best suited for the transport of air, water, steam, and oil in low to medium-pressure applications across the industrial spectrum. It’s also commonly used as structural steel. Because of this, it can be used in almost any industry and environment in which liquids and/or gases are being moved. This includes oil and gas, buildings, housing, and heavy equipment.
MECHANICAL PROPERTIES & TENSILE REQUIREMENTS: A53 STEEL PIPE
Physical Requirements - A53 |
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Seamless & ERW |
Grade A |
Grade B |
Tensile Strength (min. psi) |
48,000 |
60,000 |
Yield Strength (min. psi) |
30,000 |
35,000 |
Chemical Requirements - A53 |
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Element |
Grade A |
Grade B |
Carbon (max %) |
0.250 |
0.300 |
Manganese (%) |
0.950 |
1.200 |
Phosphorus (max %) |
0.050 |
0.050 |
Sulfur (max %) |
0.045 |
0.045 |