GB/T 31315 Q195 Cold Rolled Precision Welded Steel Tube For Mechanical Structures
In the realm of steel tube manufacturing, precision and quality are paramount. The GB/T 31315 Q195 Cold Rolled Precision Welded Steel Tube stands out as a reliable choice for various mechanical structures. Its material composition and performance specifications make it a desirable option for a range of applications.
Material and Specification
Material: Q195 Cold Rolled Steel
Standard: GB/T 31315
Type: Precision Welded Steel Tube
Production Method: Cold Rolled
Key Features
- Precision Engineering: Ensures exact dimensions and tight tolerances.
- Durability: Resistant to wear and tear, promising a long lifespan.
- High Strength: Capable of withstanding significant mechanical stress.
- Uniformity: Consistent material properties throughout the tube length.
Chemical Composition
| Element | Composition |
| Carbon (C) | 0.12% max |
| Manganese (Mn) | 0.50% max |
| Silicon (Si) | 0.30% max |
| Phosphorus (P) | 0.035% max |
| Sulfur (S) | 0.035% max |
Mechanical Properties
| Property | Value |
| Tensile Strength | 315MPa (min) |
| Yield Strength | 195MPa (min) |
| Elongation | 33% (min) |
| Hardness | HRB 65 (max) |
Steel Grade
The steel grade for this precision welded steel tube is Q195, which signifies its quality and compliance with relevant standards.
Application
This precision welded steel tube finds applications in various mechanical structures, including but not limited to:
- Machinery components
- Automotive parts
- Construction equipment
- Agricultural machinery
- Structural supports
Possible Alternative Grades
- Q215: Offering slightly higher strength and improved weldability.
- Q235: Known for its balance of strength and ductility, suitable for a wide range of applications.
- Q345: Offering higher strength and impact resistance, ideal for heavier-duty applications.
In conclusion, the GB/T 31315 Q195 Cold Rolled Precision Welded Steel Tube is a reliable and versatile choice for mechanical structures, boasting a balance of performance, durability, and precision engineering. Its adherence to strict standards and properties make it a trusted option for various industrial applications.
Haiyan Sanxin Steel Pipe Factory is a leading manufacturer of steel pipes in China. Located in a region with excellent geographical advantages, the factory is situated close to the Zhoushan Port and Ningbo Port.
Our factory covers an area of more than 25,000 square meters and has been in the steel pipe manufacturing business for 20 years. Over this period, we have accumulated a wealth of professional experience, which has helped us establish ourselves as a trusted name in the industry.
At our factory, we specialize in the production of various types of steel pipes, including stainless steel pipe, carbon steel pipe, copper pipe, steel pipe,seamless steel pipe and welded pipe. Our expertise in this field is evident from the 12 patents that we hold, which demonstrate our commitment to innovation and excellence.
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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