Chinese Professional En10204/3.1 High Precision Cold Drawn Seamless Pipe
To consistently enhance the management method by virtue of the rule of “sincerely, fantastic religion and top quality are the base of business development”, we extensively absorb the essence of associated goods internationally, and constantly acquire new merchandise to satisfy the needs of shoppers for Chinese Professional En10204/3.1 High Precision Cold Drawn Seamless Pipe, We warmly welcome customers, business associations and friends from all over the world to contact us and seek cooperation for mutual benefits.
To consistently enhance the management method by virtue of the rule of “sincerely, fantastic religion and top quality are the base of business development”, we extensively absorb the essence of associated goods internationally, and constantly acquire new merchandise to satisfy the needs of shoppers for China En10204/3.1 and En10204 3.1, We are proud to supply our products to every costumer all around the world with our flexible, fast efficient services and strictest quality control standard which has always approved and praised by customers.
Product Detail
DIN1630 St37.4 St52.4 is a type of carbon steel seamless cold drawn hydraulic steel tube that is widely used in various hydraulic and pneumatic systems. It is known for its high precision, excellent performance, and reliable durability.
Description
Sample characteristic Introduction
Chemical Composition
|
Steel Grade |
C |
Si |
Mn |
P |
S |
Al |
|
|
Name |
No. |
max |
max |
max |
max |
max |
max |
|
ST37.4 |
1.0308 |
0.17 |
0.35 |
0.4（min） |
0.025 |
0.025 |
— |
|
ST44.4 |
1.0408 |
0.21 |
0.35 |
0.4（min） |
0.025 |
0.025 |
— |
|
ST52.4 |
1.058 |
0.22 |
0.55 |
1.6 |
0.025 |
0.025 |
— |
Mechanical properties
| Condition | Materail Grade | T.S (MPa) | Y.S (MPa) | Elongation(%) |
| BKS | ST37.4 | ≥420 | ≥315 | ≥14 |
| BKS | ST44.4 | ≥520 | ≥375 | ≥12 |
| BKS | ST52.4 | ≥580 | ≥420 | ≥10 |
| GBK | ST37.4 | ≥315 | ≥35 | |
| GBK | ST44.4 | ≥390 | ≥32 | |
| GBK | ST52.4 | ≥490 | ≥30 | |
| NBK | ST37.4 | 340-470 | ≥235 | ≥32 |
| NBK | ST44.4 | 440-570 | ≥255 | ≥30 |
| NBK | ST52.4 | 490-630 | ≥335 | ≥28 |
Quality assurance
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Mechanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact,
Microinstruction etc
8. Packing and Stocking
Application
DIN1630 hydraulic steel tube is commonly used in various hydraulic and pneumatic systems, such as in hydraulic cylinders, hydraulic lines, and other high-pressure applications.
It is widely used in industries such as automotive, aerospace, construction, and machinery, where precision and reliability are crucial for seamless operation.
Product package
ew Gapower Metal is professional manufacturer of hydraulic steel pipe.With an annual production of 10,000 tons of high precision seamless steel tube
and 20,000 tons polished steel bar and hot rolled bar.
To consistently enhance the management method by virtue of the rule of “sincerely, fantastic religion and top quality are the base of business development”, we extensively absorb the essence of associated goods internationally, and constantly acquire new merchandise to satisfy the needs of shoppers for Chinese Professional En10204/3.1 High Precision Cold Drawn Seamless Pipe, We warmly welcome customers, business associations and friends from all over the world to contact us and seek cooperation for mutual benefits.
Chinese Professional China En10204/3.1 and En10204 3.1, We are proud to supply our products to every costumer all around the world with our flexible, fast efficient services and strictest quality control standard which has always approved and praised by customers.
