GB/T 34109 42CrMo Thermal Expansion Seamless Steel Tubes For Rotary Digging Machine Drill Rod
Brand Name:TORICH
Certification:ISO9001 ISO14001 TS16949
Model Number:GB/T 34109 42CrMo
Minimum Order Quantity:1Ton
Delivery Time:20-40days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
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GB/T 34109 42CrMo Thermal Expansion Seamless Steel Tubes For Drill Rod Of Rotary Digging Machine
Introduction
The GB/T 34109 42CrMo Thermal Expansion Seamless Steel Tubes are specifically designed for use as drill rods in rotary digging machines. These tubes offer exceptional thermal expansion properties, ensuring their reliability in demanding drilling applications. In this article, we will explore the material, specifications, key features, chemical composition, mechanical properties, steel grade, application, and potential alternative grades of these steel tubes.
Material
| Material Type | Seamless Steel Tubes |
|---|---|
| Alloy | 42CrMo |
Specification
| Property | Value |
|---|---|
| Standard | GB/T 34109 |
| Outer Diameter (mm) | As per requirements |
| Wall Thickness (mm) | As per requirements |
| Length (mm) | Customizable |
| Surface Finish | Polished or as specified |
| Heat Treatment | Annealed, Normalized, or Quenched and Tempered |
Key Features
| Feature | Description |
|---|---|
| Exceptional Thermal Expansion | Designed to withstand high-temperature environments, ensuring drilling precision. |
| High Strength and Durability | 42CrMo alloy provides excellent mechanical properties, ensuring long-lasting performance. |
| Customizable Dimensions | Available in various sizes to meet specific drilling requirements. |
| Surface Finish Options | Choose from polished or as specified surface finishes. |
Chemical Composition
The chemical composition of GB/T 34109 42CrMo Seamless Steel Tubes is as follows:
| Element | C | Si | Mn | P | S | Cr | Mo |
|---|---|---|---|---|---|---|---|
| Percentage | 0.38-0.45 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.035 | 0.90-1.20 | 0.15-0.25 |
Mechanical Properties
The mechanical properties of these steel tubes are crucial for their performance in drilling applications:
| Property | Value |
|---|---|
| Tensile Strength (MPa) | ≥1080 |
| Yield Strength (MPa) | ≥930 |
| Elongation (%) | ≥12 |
| Hardness (HRC) | ≤229 (quenched and tempered) |
Steel Grade
GB/T 34109 42CrMo Seamless Steel Tubes belong to the 42CrMo alloy grade, which is known for its high strength, excellent thermal expansion properties, and durability.
Application
These steel tubes are primarily used as drill rods in rotary digging machines. Their ability to withstand high temperatures and provide exceptional thermal expansion makes them ideal for drilling in challenging environments.
Possible Alternative Grades
In some cases, alternative grades can be considered depending on specific requirements. Some possible alternatives to GB/T 34109 42CrMo tubes include:
| Alternative Grade | Description |
|---|---|
| 42CrMoV | Offers increased resistance to wear and improved toughness. |
| 40Cr | Provides good strength and versatility in various applications. |
| 35CrMo | Known for its high tensile strength and excellent machinability. |
These alternative grades can be chosen based on the specific demands of the drilling operation and the desired balance of properties.
Please note that it's essential to consult with steel tube suppliers and experts to select the most suitable grade for your drilling needs.
This article provides a comprehensive overview of GB/T 34109 42CrMo Thermal Expansion Seamless Steel Tubes, covering their material, specifications, key features, chemical composition, mechanical properties, steel grade, application, and potential alternative grades. These tubes are designed to meet the rigorous demands of drill rods in rotary digging machines, offering strength, thermal expansion properties, and customizability to ensure efficient drilling operations.
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.
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GB/T 34109 42CrMo Thermal Expansion Seamless Steel Tubes For Rotary Digging Machine Drill Rod
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