TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
Add to Cart
The material used for the seamless steel tubes round cold drawn precision steel GB/T 3087 tube for boilers is high-quality carbon structural steel.
The specification of the seamless steel tubes is governed by GB/T 3087, which outlines the technical requirements for seamless steel tubes used in boilers.
The chemical composition of the seamless steel tubes should adhere to the following requirements:
| Element | Composition Range (%) |
|---|---|
| Carbon (C) | 0.07-0.13 |
| Silicon (Si) | 0.17-0.37 |
| Manganese (Mn) | 0.35-0.65 |
| Phosphorus (P) | ≤0.035 |
| Sulfur (S) | ≤0.035 |
The mechanical properties of the seamless steel tubes should meet the specified values as outlined in GB/T 3087. The table below presents the required mechanical properties:
| Property | Minimum Value |
|---|---|
| Tensile Strength | 410 MPa |
| Yield Strength | 245 MPa |
| Elongation | ≥25% |
| Hardness | ≤197 HB |
| Impact Test | No fracture, ≥27 J/cm² |
The steel grade used for the seamless steel tubes is determined based on the chemical composition and mechanical properties. The specific steel grade for GB/T 3087 tube for boilers is as follows:
The seamless steel tubes round cold drawn precision steel GB/T 3087 tube is primarily used in boilers for various applications, including but not limited to:
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.
A: manufacturer,also can do trading.
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.
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
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.