DIN 2393 Welded Cold Drawn Steel Tubes For Precision Applications
Applications: For Auto Industry
For Machinery Use
For Oil Cylinfer Tube
For Motorcyle Shock Absorber
For Auto Shock Absorber Innder Cylinder
Size Range:
O.D: 5 - 420 mm
W.T : 0.5 - 50 mm
L: max 12000 mm
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 | 0.70 | 0.03 | 0.025 |
| E235 | 1.0034 | 0.15 | 0.35 | 0.70 | 0.03 | 0.025 |
| E355 | 1.0038 | 0.17 | 0.35 | 1.20 | 0.03 | 0.025 |
| E235 | 1.0225 | 0.21 | 0.35 | 1.40 | 0.03 | 0.025 |
| E355 | 1.0580 | 0.22 | 0.35 | 1.60 | 0.03 | 0025 |
CHEMICALPROPERTIES AT ROOM TEMPERATURE
| Steel Grade | Minimum Values for the delivery condition | ||||||||||||
| steel name | steel number | (+Cc) | (+Lcc) | (+SR) | (+Ad) | (+N)NBK | |||||||
| Rm Mpa | A% | Rm Mpa | A% | Rm Mpa | ReH Mpa | A% | Rm Mpa | A% | Rm Mpa | ReH Mpa | A% | ||
| E155 | 1.0033 | 400 | 6 | 350 | 10 | 350 | 245 | 18 | 260 | 28 | 270-410 | 155 | 28 |
| E195 | 1.0034 | 420 | 6 | 370 | 10 | 370 | 260 | 18 | 290 | 28 | 300-480 | 195 | 28 |
| E235 | 1.0308 | 490 | 6 | 440 | 10 | 440 | 325 | 14 | 315 | 25 | 340-480 | 235 | 25 |
| E275 | 1.0225 | 560 | 5 | 510 | 8 | 510 | 375 | 12 | 390 | 21 | 410-550 | 275 | 31 |
| E355 | 1.0580 | 640 | 4 | 590 | 6 | 590 | 435 | 10 | 450 | 22 | 490-630 | 355 | 22 |
| A | Rm: tensile strength; ReH:upperyield strength;A:elongation after fracture |
| B | 1 Mpa = 1N/mm² |
| C | Depending on the degree of cold work in the finishing pass the yield strength may nearly be as high as the tensile strength |
| D |
For caculation purpose the following relations are recommend: for delivery condition +C:ReH≥0.8Rm for delivery condition +LC: ReH≥0.7Rm |
| E | For calculation purposes the following relation is recommended ; ReH≥0.5Rm |
| F | For tubes with outside diameter≤30mm and wall thickness ≤3mm the ReH minimum values are 10Mpa lower than the values given in this table |
What products we do?
------- Invent and produce various Precision Steel Pipes
Our steel pipes cover the following ranges:
Seamless Precision Steel Pipes
Welded Precision Steel Pipes, with DOM production
Seamless Heat Exchanger Steel Pipe
Seamless Boiler Steel Pipes
Seamless Structural Steel Pipes
Seamless Mechanical Steel Pipes
Seamless Alloy Steel Tubes & Pipes
Seamless Stainless Steel tubes
Welded Stainless Steel Tubes
Seamless Stainless Steel Tubes & Pipes
Welded Stainless Steel Tubes & Pipes
Seamless Carbon Steel Tubes & Pipes
Nickel Alloy Steel Tubes & Pipes
What is your Guarantee?
1.SO9001:2008 and TS16949 certification, SGS, BV, TUV or other third party inspection is available.
2.High quality with competitive price.
3.Advanced technology, experienced engineer, ISO quality system for quality assurance and traceability.
Do you have agent or distributor in our country?
1.We are recruiting area agent and distributor all over the world, welcome to send us your mail or call us for detail discussion.
How is your production capability?
1.2000 tons monthly production capacity, 5000 tons monthly trading capability
2.Prompt and Timely shipment
How to get the sample?
1.You are requested to pay for sample charges and courier charges from China to your country; and the free sample is according the product like size, steel grade and quantity, please consult our sales for details
2.Sample charges will be refunded when order is placed.
What is your Payment Term?
1.T/T: 30% deposit in advance, the balance 70% paid before shipment
2.30% down payment, the balance 70% paid against L/C at sight
3.Upon negotiation
Who are your customers?
1.Stockists, Distributors,Wholesalors,Agents, Traders, End Users, etc
How long will you react on our requirement?
1.Your requirement would be treated within 24 hours on weekdays. Quotations would be sent upon technical details confirmed by customer!
Any more questions about your doubts, please feel free to send us your emails or call!
Our products are sold all over the world, you can rest assured.
