GOST 8732-78 40Ch Seamless Alloy Steel Pipe: Seamless Hot-Worked Steel Pipes For Chemical Industry

Introduction

GOST 8732-78 40Ch is a seamless alloy steel pipe that is specifically designed for use in the chemical industry. This standard specifies the material, specification, key features, chemical composition, mechanical properties, steel grade, application, and possible alternative grades of the 40Ch seamless alloy steel pipe.

Material and Specification

The GOST 8732-78 40Ch seamless alloy steel pipe is manufactured using high-quality alloy steel. It is produced through a hot-working process, ensuring its seamless construction. The pipe is designed to withstand high temperatures and pressures, making it suitable for use in the chemical industry.

The specification of the 40Ch seamless alloy steel pipe is in accordance with the GOST 8732-78 standard. It includes requirements for dimensions, tolerances, testing, and marking of the pipe.

Key Features

The key features of the GOST 8732-78 40Ch seamless alloy steel pipe are as follows:

1. Seamless Construction: The pipe is manufactured without any welded joints, ensuring excellent strength and integrity.

2. High Temperature Resistance: The alloy steel composition of the pipe enables it to withstand high temperatures, making it suitable for applications in the chemical industry.

3. Corrosion Resistance: The alloy steel composition provides good resistance against corrosion, enhancing the durability of the pipe.

4. Excellent Mechanical Properties: The pipe exhibits superior mechanical properties, including high tensile strength, yield strength, and impact resistance.

5. Precise Dimensions: The pipe is manufactured with precise dimensions, ensuring compatibility and ease of installation.

Chemical Composition

The chemical composition of the GOST 8732-78 40Ch seamless alloy steel pipe is presented in the following table:

Mechanical Properties

The mechanical properties of the GOST 8732-78 40Ch seamless alloy steel pipe are presented in the following table:

Steel Grade

The steel grade of the GOST 8732-78 40Ch seamless alloy steel pipe is 40Ch. This grade signifies the specific alloy composition and mechanical properties of the pipe, ensuring its suitability for use in the chemical industry.

Application

The GOST 8732-78 40Ch seamless alloy steel pipe is primarily used in the chemical industry. It is suitable for various applications, including:

• Transporting corrosive chemicals
• High-temperature fluid transfer
• Petrochemical plants
• Refineries
• Chemical processing equipment

Possible Alternative Grades

While the GOST 8732-78 40Ch seamless alloy steel pipe is specifically designed for the chemical industry, there are alternative grades available that may suit different requirements. Some possible alternative grades include:

• ASTM A335 P22
• DIN 17175 10CrMo910
• JIS G3458 STPA24
• EN 10216-2 13CrMo4-5

It is important to consult the specific requirements and standards of the application to determine the most suitable alternative grade.

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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.

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