JIS G3465 Round Seamless Steel Tubes Cold Finished Drill Steel Pipe
Seamless Steel Tubes Cold Finished Drill Steel Pipe JIS G3465 For Driling For High Pressure Gas Cylinder
Material
The material used for the seamless steel tubes cold finished drill steel pipe, as per JIS G3465 standard, is carefully selected to ensure high quality and reliability. The primary material composition is as follows:
| Material | Composition |
|---|---|
| Carbon Steel | C: 0.22-0.28%, Si: 0.15-0.35% |
| Mn: 0.30-0.60%, P: ≤0.035% | |
| S: ≤0.035%, Al: ≥0.02% | |
| Cr: ≤0.15%, Ni: ≤0.20% | |
| Cu: ≤0.20% |
Specification
The seamless steel tubes cold finished drill steel pipe, in accordance with JIS G3465, adhere to specific specifications to ensure its suitability for drilling applications in high-pressure gas cylinders. The key specifications are as follows:
| Specification | Value |
|---|---|
| Outer Diameter (mm) | 12.7 - 88.9 |
| Wall Thickness (mm) | 2.0 - 15.0 |
| Length (mm) | 3000 - 18000 |
| Tolerance | As per JIS G3465 standard |
Chemical Composition
The chemical composition of the seamless steel tubes cold finished drill steel pipe, as per JIS G3465, is crucial for understanding its properties and performance. The following table presents the chemical composition of the material:
| Element | Composition (Weight %) |
|---|---|
| Carbon (C) | 0.22 - 0.28 |
| Silicon (Si) | 0.15 - 0.35 |
| Manganese (Mn) | 0.30 - 0.60 |
| Phosphorus (P) | ≤0.035 |
| Sulfur (S) | ≤0.035 |
| Aluminum (Al) | ≥0.02 |
| Chromium (Cr) | ≤0.15 |
| Nickel (Ni) | ≤0.20 |
| Copper (Cu) | ≤0.20 |
Mechanical Properties
The seamless steel tubes cold finished drill steel pipe, manufactured according to JIS G3465, possess excellent mechanical properties to withstand the demanding conditions of high-pressure gas cylinder drilling. The following table highlights the key mechanical properties:
| Property | Value |
|---|---|
| Tensile Strength (MPa) | ≥520 |
| Yield Strength (MPa) | ≥345 |
| Elongation (%) | ≥22 |
| Hardness (HB) | ≤187 |
Steel Grade
The steel grade used for seamless steel tubes cold finished drill steel pipe, following the JIS G3465 standard, is STKM 11A. This steel grade exhibits superior characteristics, making it suitable for high-pressure gas cylinder drilling applications.
Application
The seamless steel tubes cold finished drill steel pipe, compliant with JIS G3465, finds extensive application in drilling operations for high-pressure gas cylinders. The exceptional strength and durability of these tubes make them ideal for withstanding the challenging conditions encountered during drilling operations. They ensure e and efficient drilling processes in the production of gas cylinders.


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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