Introduction
Astm A519 seamless carbon steel pipe is a mechanical tubing produced without welding seams and manufactured according to ASTM A519 standards. It is commonly used in mechanical engineering, machinery manufacturing, and automotive components.
| Grade | 20# Q345B Q355B 27simn 35crmo 42crmo 15crmo, etc. | |||
| Certificate | API , ISO 9001, BSI, CE, JIS, Gs, SIRM, SABS, RoHS | |||
| Tolerance | ±1% | |||
| Thickness | 3.5-16mm, can be customized | |||
| Length | 3m, 6m, 12m, can be customized | |||
| Outer Diameter | 6mm - 1220mm, can be customized | |||
| Surface | Black, galvanized etc. | |||
| MOQ | 1Ton | |||
| Application | Fluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, OIL PIPE, Chemical Fertilizer Pipe, Structure Pipe | |||
Chemical Composition & Mechanical Properties
Chemical Composition (typical, wt%)
|
Element |
C | Mn | P | S | Si |
| Limit | ≤0.30 | 0.25–1.50 | ≤0.035 | ≤0.035 | 0.15–0.35 |
Mechanical Properties (typical)
| Property | Tensile Strength | Yield Strength | Elongation |
| Value | ≥415 MPa | ≥240 MPa | ≥20% |
Feature
Tight Dimensional Tolerances
The tubing is manufactured with precise outer diameter and wall thickness control, making it suitable for machining and precision engineering applications.
Wide Range of Steel Grades
A wide range of steel grades is available under ASTM A519, enabling the tubing to meet different strength and mechanical performance requirements.
Customization Services
We offer flexible customization options to meet different industrial and engineering requirements.
Custom Size and Thickness
Outer diameter, wall thickness, and pipe length can be customized according to project specifications.
Special Length and Cutting
Pipes can be supplied in standard lengths or cut to specific sizes.
Surface Treatment
Surface options such as oil coating, black finish, or other protective treatments are available.
FAQs
What is the difference between ASTM A519 and ASTM A106?
ASTM A519 is mainly used for mechanical tubing, while ASTM A106 is designed for high-temperature pressure piping systems.
Can ASTM A519 pipes be machined into parts?
Yes, the tubing has good machinability and is commonly used to manufacture mechanical components.
Are different steel grades available under ASTM A519?
Yes, ASTM A519 includes several steel grades that can be selected depending on the required mechanical properties.
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