GOST 8732 Hot Rolled Galvanized Seamless Steel Tube for Gas Transport
Product Details
Gas Transportation Galvanized Carbon Steel Tube
,GOST 8732 Seamless Steel Tube
,Hot Formed Galvanized Seamless Steel Tube
GOST 8732 Seamless Steel Tube: Hot-Formed Galvanized Surface Carbon Steel Tube For Gas Transportation
Introduction
The GOST 8732 standard specifies the requirements for seamless hot-formed steel tubes with a galvanized surface, designed primarily for gas transportation applications. These tubes are manufactured using high-quality carbon steel, ensuring durability and reliability in gas transportation systems.
Material and Specification
| Property | Value |
|---|---|
| Standard | GOST 8732 |
| Material | Carbon Steel |
| Surface | Galvanized |
| Manufacturing Method | Hot-Formed |
| Outer Diameter Range | 10mm - 426mm |
| Wall Thickness Range | 1.5mm - 40mm |
| Length | 4m - 12m |
Chemical Composition
The chemical composition of the GOST 8732 seamless steel tubes with galvanized surface is as follows:
| Element | Composition Range |
|---|---|
| Carbon (C) | 0.07% - 0.13% |
| Silicon (Si) | 0.17% - 0.37% |
| Manganese (Mn) | 0.35% - 0.65% |
| Sulfur (S) | 0.035% max |
| Phosphorus (P) | 0.035% max |
Mechanical Properties
The mechanical properties of these carbon steel tubes conform to the standards set by GOST 8732:
| Property | Minimum Value |
|---|---|
| Yield Strength (Rt) | 235 MPa |
| Tensile Strength (Rm) | 410 - 550 MPa |
| Elongation (A) | 24% min |
| Impact Toughness | No less than 27 J/cm² |
Steel Grade
The steel grade used for GOST 8732 seamless steel tubes with galvanized surface is 10, 20, 35, 45, 10G2, and 20Ch.
Application
These seamless steel tubes find extensive application in gas transportation systems. Due to their hot-formed galvanized surface and robust carbon steel composition, they are well-suited for conveying gases under various temperatures and pressures. Their durability, corrosion resistance, and high mechanical properties make them a reliable choice for gas transmission pipelines.
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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