Our company has developed a series of pipe smls, a513 type 5, titanium grade 2 tube with independent intellectual property rights with international advanced technology and has realized industrialization. Our flexible production chain, balanced product mix, efficient sales system and wide customer base enable us to respond quickly to changing market conditions. We provide our customers with high-quality professional products and satisfactory integrated services. We implement the innovation-driven development strategy and actively integrate into international cooperation. We adhere to the principle of loyalty first and performance first, and the principle of selecting people according to their posts.
Product Parameters
ASTM A519 Seamless Automotive Steel Tube
Material
ASTM A519 is the standard specification for seamless carbon and alloy steel mechanical tubing. This specification covers seamless hot-finished mechanical tubing and seamless cold-finished mechanical tubing.
Key Features
ASTM A519 seamless automotive steel tube has the characteristics of high-pressure resistance, high strength, and corrosion resistance, and its production process can help achieve the mechanical properties and dimensional accuracy required for automotive applications.
Chemical Composition
| Element | Composition (%) |
| Carbon (C) | 0.18-0.23 |
| Manganese (Mn) | 0.30-0.60 |
| Phosphorus (P) | 0.040 max |
| Sulfur (S) | 0.040 max |
| Silicon (Si) | 0.15-0.35 |
Mechanical Properties
| Property | Minimum Values |
| Tensile Strength | 580 MPa |
| Yield Strength | 420 MPa |
| Elongation | 10% (50mm gauge) |
| Hardness (Brinell) | 150-200 HB |
Physical Properties
| Property | Value |
| Density | 7.85 g/cm³ |
| Thermal Conductivity | 46.6 W/mK |
| Specific Heat Capacity | 486 J/kg-K |
Process Performance
| Property | Performance |
| Weldability | Excellent |
| Machinability | Good |
| Formability | Good |
| Heat Treatment | Hardenable |
Steel Grade
ASTM A519 Grade 1020
ASTM A519 Grade 1026
ASTM A519 Grade 4130
ASTM A519 Grade 4140
Application
The ASTM A519 seamless automotive steel tube finds application in various automotive components such as:
Suspension systems
Drive shafts
Steering columns
Chassis components
Hydraulic cylinders
Possible Alternative Grades
While ASTM A519 offers a comprehensive range of grades suitable for automotive applications, some alternative grades that may be considered include:
SAE J524 for low-carbon steel tubing
DIN 2391 for precision steel tubes
JIS G3445 for carbon steel tubes for machine structural purposes
Product Show
We make the key technical indicators of the ASTM A519 4130 4140 Seamless Steel Tube better than the average level of the industry, consolidate and expand the comprehensive cost advantage. Our guideline is to make good use of the complementarities. Its market is widely accepted and affirmed by customers and has been widely accepted and affirmed.
Hot Tags: astm a519 seamless automotive steel tube, China, suppliers, manufacturers, factory, customized, wholesale, price, OEM, mill, producer, for sale, dom steel, st52 seamless pipes, a312 tp304, 2 titanium tubing, a335p11, 3 inch titanium tubing
