Q420C Structural Steel Alloy Steel Tube Seamless Steel Pipes For Liquid Service
Material
Q420C is a high-strength structural steel known for its excellent mechanical properties and weldability. It is commonly used in the construction of bridges, buildings, and other structures requiring high strength and durability. The seamless steel pipes made from Q420C are particularly suitable for liquid service due to their ability to withstand high pressure and resist corrosion.
Specification
- Standard: GB/T 1591
- Grade: Q420C
- Type: Seamless Steel Pipe
- Application: Liquid Service
- Diameter Range: Typically from 10mm to 1000mm
- Wall Thickness: Typically from 1mm to 100mm
- Length: As required, typically up to 12 meters
Key Features
- High Strength: Offers excellent tensile and yield strength.
- Good Weldability: Can be easily welded without compromising structural integrity.
- Corrosion Resistance: Suitable for use in environments where corrosion is a concern.
- Versatility: Can be used in a wide range of applications, particularly in liquid service.
- Durability: Long-lasting performance even under high pressure and stress.
Chemical Composition
| Element | Composition (%) |
| C | ≤ 0.20 |
| Si | ≤ 0.50 |
| Mn | 1.20 - 1.60 |
| P | ≤ 0.030 |
| S | ≤ 0.030 |
| Nb | ≤ 0.07 |
| V | ≤ 0.15 |
| Ti | ≤ 0.20 |
Mechanical Properties
| Property | Value |
| Yield Strength | ≥ 420 MPa |
| Tensile Strength | 520 - 680 MPa |
| Elongation | ≥ 16% |
| Impact Energy | ≥ 34 J (at -20°C) |
Similar Standards and Steel Grades
- EN 10025-6: S460QL
- ASTM A572: Grade 60
- JIS G3106: SM490YB
Application
Q420C seamless steel pipes are widely used in industries where high strength and durability are essential. Typical applications include:
- Construction: Used in the framework of buildings and bridges.
- Oil and Gas: Suitable for pipelines and other infrastructure.
- Mechanical Engineering: Used in the manufacture of machinery and equipment.
- Transportation: Employed in the construction of vehicles and ships.
TORICH Group, an one-stop service provider of raw materials engaged in raw material production, R&D and
trade, has 30+ years of experience in the market, exported to 56 +countries, and won good reputation and
credibility among domestic and foreign customers.
The company's production plant covers an area of over 10,000 square meters, with an annual production
capacity of 50,000 tons of materials and a comprehensive trading and warehousing capacity of 100,000 tons, which can satisfy customers' personalized needs for raw materials in terms of diversity and timeliness.
The group holds shares in more than ten domestic production entities, whose main products include
seamless steel pipes ( carbon steel and stainless steel), welded pipes ( carbon steel and stainless steel), pipe fittings ( carbon steel and stainless steel), titanium (titanium tubes, titanium rods, titanium cakes, titanium plates, etc.), aluminum (aluminum tubes, aluminum rods, aluminum die casting, aluminum casting, CNC machining), and CNC deep processing of metal materials such as tubes, rods, and casting parts.
Over the past 30 years, the company has been gradually developing new technologies and materials to meet
the growing needs of customers and various diversified needs, exporting to more than 56 countries and still
increasing the number of exporting countries, aiming to help customers to solve the demand for raw materials, and to facilitate one-stop purchasing for customers.
Q: Are you trading company or manufacturer ?
A: manufacturer,also can do trading.
Q: How long is your delivery time?
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact with me.
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