Smooth Surface Precision Seamless Steel Tube Cold Drawn EN10305-1 E235 E355 +SRA +N
Basic Properties
Place of Origin:
China
Brand Name:
New Era
Certification:
ISO 9001 ISO 14001 TS 16949 ABS DNV DNV KR LR TUV CE PED CCS GL RINA BV
Model Number:
EN10305-1 E235 +SRA +N
Trading Properties
Minimum Order Quantity:
1 tons
Price:
Negotiation
Payment Terms:
T/T
Supply Ability:
3000 tons/month
Product Summary
EN10305-1 E235 E355 +SRA +N Cold Drawn Seamless Precision Steel Tube for Precision Application Tubes according to this standard EN10305-1are characterized by having precisely defined tolerances on dimensions and a specified surface rougghness. Typical fields of application are in the vehicle, ...
Product Details
Highlight:
cold drawn seamless steel tube
,thick wall steel tube
Production:
Cold Drawn
Material:
E235/E355
OD Size:
6-88mm
WT Size:
1-15mm
Surface Treatment:
Smooth And Oil Protection
Heat Treatment:
+C, +LC, +SRA, +A,+N
MTC:
EN10204 3.1 B EN10204 3.2B
Delivery Time:
45 Days
Product Description
EN10305-1 E235 E355 +SRA +N Cold Drawn Seamless Precision Steel Tube for Precision Application
Tubes according to this standard EN10305-1are characterized by having precisely defined tolerances on dimensions and a specified surface rougghness. Typical fields of application are in the vehicle, furniture and general engineering industrues.
The steelmaking process is at the discretion of the manufacturer.
Steels shall be fully killed.
Typical fields of application are in:
Automobile and motorcycle Shock Absorber Pipe
Hydraulic-cylinder Pipe
Mechanical steel pipes for auto and motor parts
Gas Spring pipe
motor casing pipe etc
Delivery Conditions:
| Designation | Symbol | Description |
| Cold drawn/hard | +C | No heat treatment after the final cold drawing process |
| Cold drawn/soft | +LC | After the final heat treatment there is a suitable drawing pass |
| Cold drawn and stress releived | +SR | After the final cold drawing process there is a stress relief heat treatment in a controlled atmosphere |
| Annealed | +A | After the final cold drawing process the tubes are annealed in a controlled atmosphere |
| Normalized | +N | After the final cold drawing operation the tubes are normalized in a controlled atmosphere |
Chemical Compositions:
| Steel Grade |
C max |
Si max |
Mn max |
P max |
S max |
Al min |
|
| Steel Name | Steel Number | ||||||
| E215 | 1.0212 | 0.10 | 0.05 | 0.70 | 0.025 | 0.025 | 0.025 |
| E235 | 1.0308 | 0.17 | 0.35 | 1.20 | 0.025 | 0.025 | - |
| E355 | 1.0580 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | - |
Permissible deviations of the product analysis from the specified limits
| Element | Limiting values for cast analysis | Permissible deviatioon of the product analysis in % by mass |
| C | ≤0.22 | +0.02 |
| Si | ≤0.55 | +0.05 |
| Mn | ≤1.60 | +0.10 |
| P | ≤0.025 | +0.005 |
| S | ≤0.015 | +0.003 |
| Al | ≥0.025 | -0.005 |
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