The domestic grade corresponding to A519 4130 steel pipe is 30CrMo, which is a medium carbon alloy steel with high strength. After quenching and tempering, the strength is high, so the welding rod must also be high-strength, such as 707 or above.
The production process of ASTMA519 4130 alloy steel pipe mainly includes smelting, rolling and heat treatment.
As a well-known steel pipe manufacturer, GNEE supplies A519 4130 steel pipes that meet API 5CT, GB/T 8163 and other standards, which can be used to process into accessories for drilling and completion tools, such as downhole power drilling tools, suspension isolation systems and wellhead system devices.
Chemical composition of 4130 low alloy steel pipe:
Carbon C 028~0.33 Silicon si: 0.15~0.35 Mn: 0.40~0.60 S: Allowable residual content ≤0.040 Phosphorus P: Allowable residual content 0.035 Chromium Cr: 0.80~ 1.10 Nickel Ni: Allowable residual content <0.030 Copper Cu: Allowable residual content 0.030 Mo: 0.15~0.25
Mechanical properties of 4130 seamless steel pipe:
Tensile strength b (MPa): 930 (95) Yield strength os (MPa): 2785 (80) Elongation 65 (%): 212 Reduction of area (%): 250 Impact energy Akv (): 263 Impact toughness value akv (/cm2): 278(8) Hardness<229HB
ASTM A519 SAE 4130 Dom Tubing
ASTM A519 Grade 4130 Steel Tubing Specifications
| Grade | AISI 4130, L80, L110, AISI4130 / GR.4130 / SAE4130 |
| Standard | ASTM A519 / ASME SA 519 |
| ASTM A519 | Standard Specification covers both seamless hot-finished mechanical tubing and seamless cold-finished mechanical tubing |
| Size | 2"- 12" |
| Outer Diameter | 21 to 426 mm |
| Wall Thickness | 2 to 50 mm |
| Schedule | SCH 20, 30, 40, Standard (STD), 80, 100, 120, 140, 160, XXH, Extra Heavy (XH) |
| Length | Not more than 12 m |
Why Choose GNEE A519 4130 Seamless Steel Tubing
GNEE exports A519 steel pipes to 65 countries and regions around the world every year. The price is 5% lower than other suppliers, the production quality is strictly guaranteed, and there is a professional after-sales service team of 20 people. We will solve any doubts for you and provide project solutions! If you are looking for A519 seamless pipes, please contact us in time to get a quote!
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FAQ
What is A519 4130 material?
Steel grade 4130 ASTM A519 Steel Rectangular Tubing comprises chromium and molybdenum as strengthening agents in its alloy.
What are your advantages?
High quality products, competitive price and professional export service.
Do you have a quality control system?
Yes, we have our own quality control laboratory.
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