JIS G3445 STKM11A Cold Drawn Seamless Carbon Steel Tubes For Machine Structural Purposes

Introduction

JIS G3445 STKM11A is a standard specification for cold drawn seamless carbon steel tubes used in machine structural purposes. These tubes are widely utilized in various industries due to their excellent mechanical properties and durability. In this article, we will explore the material composition, key features, mechanical properties, applications, and possible alternative grades for JIS G3445 STKM11A.

Material and Specification

JIS G3445 STKM11A tubes are made from carbon steel and produced using a cold drawing process. Cold drawing involves pulling the tube through a die to reduce its diameter and increase its length, resulting in improved dimensional accuracy and surface finish. STKM11A tubes are known for their high precision and excellent mechanical properties.

Key Features

• Cold drawing process enhances dimensional accuracy and surface finish.
• High precision manufacturing ensures consistent and reliable performance.
• Exceptional durability, making these tubes suitable for demanding applications.
• Wide availability and adherence to the JIS G3445 standard ensure consistency and compatibility.
• Versatile tubes suitable for use in various machine structural applications.

Chemical Composition

(*) Composition values are typical and may vary slightly according to the manufacturer's specifications.

Mechanical Properties

(*) These mechanical properties are indicative and subject to variations as per manufacturing processes.

Steel Grade

JIS G3445 STKM11A is a carbon steel grade specified under the Japanese Industrial Standards (JIS) for machine structural purposes. This grade offers excellent machinability, weldability, and formability, making it suitable for various fabrication processes. The controlled carbon content ensures good overall strength and toughness.

Application

JIS G3445 STKM11A tubes find extensive application in machine structural components where precision and durability are crucial. Some common uses include:

• Automobile parts: Engine components, steering columns, suspension systems.
• Machinery: Shafts, rollers, cylinders, and other mechanical equipment components.
• Agricultural machinery: Harvesting equipment, tractor parts, implement frames.
• Construction: Structural supports, frames, scaffolding systems.
• General engineering: Conveyor systems, hydraulic equipment, and other moving parts.

Possible Alternative Grades

While STKM11A is widely used, there are several alternative grades available that may be suitable for specific applications. Some possible alternatives include:

• STKM12A: Higher carbon content, providing increased strength and hardness.
• STKM13A: Improved weldability and ductility.
• STKM14A: Enhanced toughness and impact resistance.
• STKM15A: Higher tensile strength and improved machinability.

Consulting with steel suppliers or referring to the JIS G3445 standard can help determine the most appropriate alternative grade based on specific requirements.

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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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