ASTM A335 Seamless Alloy Steel Pipes
ASTM A335 seamless alloy steel pipes are widely used in various industrial applications due to their excellent mechanical properties and ability to withstand high temperatures and pressures. These pipes are essential components in systems that require durability, strength, and resistance to extreme conditions. Below is a detailed overview of ASTM A335 seamless alloy steel pipes.
Chemical Composition
Grade |
C |
Mn |
P |
S |
Si |
Mo |
P1 |
0.10-0.20 |
0.30-0.80 |
0.025 |
0.025 |
0.10-0.50 |
0.44-0.65 |
P2 |
0.10-0.20 |
0.30-0.61 |
0.025 |
0.025 |
0.10-0.30 |
0.44-0.65 |
P5 |
0.15max |
0.30-0.60 |
0.025 |
0.025 |
0.50max |
0.45-0.65 |
P5B |
0.15max |
0.30-0.60 |
0.025 |
0.025 |
1.00-2.00 |
0.45-0.65 |
P5C |
0.12max |
0.30-0.60 |
0.025 |
0.025 |
0.50max |
0.45-0.65 |
P9 |
0.15max |
0.30-0.60 |
0.025 |
0.025 |
0.25-1.00 |
0.90-1.10 |
P11 |
0.05-0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.50-1.00 |
0.44-0.65 |
P12 |
0.05-0.15 |
0.30-0.61 |
0.025 |
0.025 |
0.50max |
0.44-0.65 |
P15 |
0.05-0.15 |
0.30-0.60 |
0.025 |
0.025 |
1.15-1.65 |
0.44-0.65 |
P21 |
0.05-0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.50max |
0.80-1.06 |
P22 |
0.05-0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.50max |
0.87-1.13 |
P23 |
0.04-0.10 |
0.10-0.60 |
0.030max |
0.010max |
0.50max |
0.05-1.30 |
Mechanical Properties
Mechanical Properties |
P1, P2 |
P12 |
P23 |
P91 |
P92, P11 |
P122 |
Tensile Strength (MPa) |
380 |
415 |
510 |
585 |
620 |
620 |
Yield Strength (MPa) |
205 |
220 |
400 |
415 |
440 |
400 |
Applications
ASTM A335 seamless alloy steel pipes are commonly used in industries where high performance under extreme conditions is required. These pipes are ideal for environments involving high temperature and pressure, such as power generation, petrochemical, and oil and gas sectors. Some of the key applications include:
Power Generation: Used in boiler tubes, superheaters, and reheaters in power plants, especially in steam turbines and high-temperature systems.
Petrochemical Industry: Employed in pipelines and equipment that handle corrosive and high-pressure fluids, such as in refineries and chemical processing units.
Oil and Gas: Widely used in transportation and processing systems where reliability and resistance to corrosion and stress are crucial.
Industrial Machinery: Applied in heavy machinery and equipment that operate under high thermal and mechanical loads.
With their superior strength, heat resistance, and durability, ASTM A335 seamless alloy steel pipes are an essential component in many critical industrial systems around the world.
Blind Spot Detection System
Blind Spot Detection,Blind Spot detection,Blind Spot Sensor,Blind Spot Monitoring Systems
Shenzhen Zhitong Yingchuang Electronic Technology Co., Ltd. , https://www.visualdriving.com