4130 Alloy Steel Seamless Tubing
GNEE sells more than 1,500 tons of seamless and welded steel pipes to various engineering industries every year. Our goal is to ensure that our customers have the highest expectations for the delivery and product quality of 30CrMo 4140 4130 Gas Cylinder Steel Pipe.
4130 alloy steel pipe is one of the most widely used precipitation hardening grades, which has the advantages of high strength, good toughness and high hardenability. And 4130 high temperature alloy steel pipe has sufficient high temperature strength below 500°C, but the strength will drop significantly at 550°C.
4130 alloy seamless pipe has a wide range of applications, including automotive, aerospace, machinery manufacturing, construction, etc.
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| Element | Weight % |
| C | 0.22-0.28 |
| Mn | 0.60-0.90 |
| P | 0.04 (max) |
| S | 0.05 (max) |
| Properties | Conditions | ||
| T (°C) | Treatment | ||
| Density (×1000 kg/m3) | 7.858 | 25 | |
| Poisson's Ratio | 0.27-0.30 | 25 | |
| Elastic Modulus (GPa) | 190-210 | 25 | |
| Tensile Strength (Mpa) | 490 | 25 | cold drawn (round bar (19-32 mm)) more |
| Yield Strength (Mpa) | 415 | ||
| Elongation (%) | 15 | ||
| Reduction in Area (%) | 40 | ||
| Hardness (HB) | 143 | 25 | cold drawn (round bar (19-32 mm)) more |
Seamless Cold Rolled Steel Pipe
Why choose us
gnee company has established a long-term and stable cooperative relationship with the steel industry. All products are supplied according to American ASTM/AISI, German DIN, Japanese JIS, and Chinese GB standards, and can be supplied according to the technical requirements provided by customers.
Gnee Company Environment
FAQ
1.One-Stop Solution
We have thousands of total production experience, from raw materials to finished products.
2.Competitive Price
Large scale purchase, standardized production process and efficient management make our price competitive.
3.Quick Shipping
Years of export experience enable us to control the transportation time more accurately.
4.Quality Control
The standardized production process, comprehensive management system, professional testing equipment
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