A519-4140 material is stocked in the annealed, normalized or quenched and tempered conditions.
AISI 4140 is a chromium molybdenum alloy steel specification widely used in the oil and gas industry.
The content of 4140 steel includes chromium, molybdenum and iron.
ASTM A519 specification covers for several grades of carbon and alloy steel mechanical tubing, either hot-finished or cold-finished.
ASTM A519 4130 is a low alloy steel containing molybdenum and chromium as strengthening agents.
ASM A199 Specification for Seamless Cold-Drawn Intermediate Alloy-Steel Heat-Exchanger and Condenser Tubes.
The ASTM A192 belongs to the carbon seamless tubes, which is specially designed for high, middle, low pressure purpose in seamless carbon steel boilers and as super heater tubes.
ASTM A210 is the standard covers seamless medium-carbon steel boiler and superheater tubes.
ASTM A179/A179M, ASME SA179/SA179M is the standard applicable to Seamless cold drawn low carbon steel heat exchanger and condenser tubes.
ASME SA106 pipes are suitable for welding, bending, flanging, and similar forming operations.