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[China]
Trade Verify
Address: Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China
Contact name:Richard SHEN
TORICH INTERNATIONAL LIMITED |
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Verified Suppliers
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Products Description:
EN10305-4 Seamless Cold Drawn Tubing DOM Steel Pipe for Hydraulic and Pneumatic Power Systems
Steel Grade/Steel Material:
Chemical composition(cast analysis)a
| Steel Grade | % by mass | ||||||
| Name | Number | C max | Si max | Mn max | P max | S max | Altot min |
| E215 | 1.0212 | 0.10 | 0.05 | 0.70 | 0.025 | 0.015 | 0.025 |
| E235 | 1.0308 | 0.17 | 0.35 | 1.20 | 0.025 | 0.015 | - |
| E355b | 1.0580 | 0.22 | 0.55 | 1.60 | 0.025 | 0.015 | - |
| a Elements not included in this table (but see footnote b)
shall not be intentionally added to the steel without the agreement
of the purchaser, except for elements which may be added for
finishing the cast. All appropriate measures shall be taken to
prevent the addition of undesirable elements from scrap or other
materials used in the steel making process. b Additions of Nb, Ti and V are permitted at the discretion of the manufacturer. The content of these elements shall be reported. | |||||||
Mechanical properties at the room temperature
| Steel Grade | Yield strengtha | Tensile strength | Elogation | |
| Name | Number | ReH min Mpa | Rm min Mpa | A min % |
| E215 | 1.0212 | 215 | 290 to 430 | 30 |
| E235 | 1.0308 | 235 | 340 to 480 | 25 |
| E355 | 1.0580 | 355 | 490 to 630 | 22 |
| a For tubes with outside diameter ≤ 30 mm and wall thickness ≤
3 mm, the ReH minimum values are 10 MPa lower than the values given in this
table. NOTE: The steel grades defined in this part of EN 10305 have an intrinsic minimum transverse impact energy of 27 J at 0 °C. | ||||
Delivery Condition:
+N
Size Range:
OD: 5.0-220mm
WT:0.5-30mm
Length: max 7000mm
DOM Steel Tube Characteristic:
Good concentricity
Good OD and ID tolerance
High Precision
Stable quality
Smooth Roughness
TORICH QUALITY ASSURANCE
Production Processs:
Seamless tube and Cold Drawing or Cold Rolling Production
Raw MaterialSteel Tube:
Production Line Cold Drawing:
Quality Inspection for Dimension:
Eddy Current Test and Ultrasonic Test:
Quality Inspection in lab:
Packing:
EN10305-4 Seamless Cold Drawn Tubing DOM Steel Pipe for Hydraulic and Pneumatic Power Systems
