TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
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Torich International Limited is a professional manufacturer and exporter of steel tubes.
It is an international marketing and sales company specialized in steel tubes, which holds the factories of Steel Tubes.
Size range of precision steel tubes:
OD:5-420MM
WT:0.5-50MM
Length:≤12000MM
Steel grade: E215,E235,E355,E155,E195...
Technical:welded cold drawn
Application:
for precision applications
auto industy
for machinery use
oil cylinder tube
motorcycles shock absorber
The table below shows the chemical composition and mechanical properties of E235 and E355 steel grades:
| Material | Chemical Composition (% max) | Mechanical Properties |
| E235 | C: 0.17, Si: 0.35, Mn: 1.20 | Tensile Strength: 440 MPa, Yield Strength: 235 MPa |
| P: 0.025, S: 0.025 | Elongation: 25%, Hardness: 84 HRB | |
| E355 | C: 0.22, Si: 0.55, Mn: 1.60 | Tensile Strength: 640 MPa, Yield Strength: 355 MPa |
| P: 0.025, S: 0.025 | Elongation: 22%, Hardness: 92 HRB |
Steel grade and chemical compositions:
| Steel Grade | C | Si | Mn | P | S | |
| Steel name | Steel number | max | max | max | max | max |
| E215 | 1.0033 | 0.11 | 0.35 | 0.7 | 0.03 | 0.025 |
| E235 | 1.0034 | 0.15 | 0.35 | 0.7 | 0.03 | 0.025 |
| E355 | 1.0308 | 0.17 | 0.35 | 1.2 | 0.03 | 0.025 |
| E235 | 1.0225 | 0.21 | 0.35 | 1.4 | 0.03 | 0.025 |
| E355 | 1.0580 | 0.22 | 0.35 | 1.6 | 0.03 | 0.025 |
Delivery conditions:
| Designation | Symbola | Description |
| Cold drawn/hard | +C | No final heat treatment after final cold drawing |
| Cold drawn/soft | +LC | Final heat treatment is followed by a suitable drawing pass(limited reduction of area) |
| Cold drawn and stress relieved | +SR | After final cold drawing the tubes are stress relieved in a controlled atmosphere |
| Soft annealed | +A | After final cold drawing the tubes are annealed in a controlled atmosphere |
| Normalized | +N | After final cold drawing the tubes are normalized in a controlled atmosphere |
| a In accordance with EN10027-1 | ||
Workshop for Welded Cold Drawn Precision Steel Tubes:
Certification for Welded Cold Drawn Precision Steel Tubes
FAQ:
A: manufacturer,also can do trading.
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-45 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact with me.