SHANGHAI UNITE STEEL
One-stop Brand Service Provider For Globle Machinery And Petrochemical Enterprise And Special Steel Distributor.
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E355 Hydraulic Cylinder Steel Tube Cold Drawn Honing Steel Pipe
OVERVIEW
EN 10305 Grade E355 European standard covers technical delivery conditions for hot formed or annealed hollow sections from construction steel. EN 10305 Grade E355 Tubes are low-cost Low Carbon Steel Tubes with max 021 % carbon content with combination of max 140 % manganese easy to form and shape. Carbon Steel EN 10305 Grade E355 Tubes has a number of other excellent features to provide like having reliable, superior finish, affordable and more.
Relavent Standard & Grades Equivalency
-EN 10305-1: 2010 Steel tubes for precision applications. Seamless cold drawn tubes. Technical delivery conditions
-EN 10305-4: 2003 Steel tubes for precision applications. Seamless cold drawn tubes for hydraulic and pneumatic power systems. Technical delivery conditions
-EN 10297-1: 2003 Seamless circular steel tubes for mechanical and general engineering purposes. Non-alloy and alloy steel tubes. Technical delivery conditions
APPLICATIONS
For Auto industry
For machinery use
Oil Cylinder Tube
Motorcyle shock absorber
Auto shock absorber innder cylinder
Telescopic Cylinders
STANDARD SPECIFICATIONS
| Process | Seamless |
| Shape | Round |
| Size Range | ID.: 30-450mm W.T.:2-40mm |
| Pipe End | Plastic Caps |
| Coating | Anti – Corrosion Oil |
| Length | 12 Mtr max Cut to Length available |
| Heat Treatment | +Cc, +LCc, +SR, +Ad, +N |
| Quality Inspection | Third Party inspection is acceptable (SGS, BV etc.) |
TOLERANCE FOR SEAMLESS TUBING
| I.D tolerance (mm) | O.D tolerance (mm) | Straightness (mm) |
| H9-H12 | -/+0.5% | 0.20-0.80 |
Chemical Requirements, Composition, %
| Standard | Grade | C | Mn | P | S | Si |
| EN 10305 | E355 | 0.22 max | 1.60 max | 0.030 max | 0.035 max | 0.55 max |
Equivalent grades of steel E355 (1.0580) Only for reference!
| EU EN | USA | Germany DIN,WNr | France AFNOR | England BS | Italy UNI | Sweden SS | Poland PN | Czechia CSN | Austria ONORM | Russia GOST | Inter ISO |
| E355 | Gr.65 | 1.0060 E355 St52 St52-3 | E335 ES355 TS-47a TU526 | CEW5 CFS5 E335 ERW5NKM ERW5NZF | E335 Fe510 | 1650 | MSt6 | 11600 | St60F | St6sp | Fe590 |
Note: Special steel grade is also available, according to customer request.
Please specify the steel grade and heat treatment method when sending the inquiry!
Mechanical properties By EN 10305-1
+C
Tensile Strength: > 640 MPa
Elongation: > 4 %
Ratio Yield strength/Tensile stength: > 0.8
+LC
Tensile Strength: > 580 MPa
Elongation: > 7 %
Ratio Yield strength/Tensile stength: > 0.7
+SR
Yield Strength: > 450 MPa
Tensile Strength: > 580 MPa
Elongation: > 10 %
Outside diameter: > 160 mm ;
Yield Strength: > 420 MPa
Tensile Strength: > 580 MPa
Elongation: > 10 %
+A
Tensile Strength: > 450 MPa
Elongation: > 22 %
Ratio Yield strength/Tensile stength: > 0.5
+N
Yield Strength: > 355 MPa
Tensile Strength: 490 - 630 MPa
Elongation: > 22 %
Outside diameter: < 30 mm ; Wall thickness: < 3 mm ;
Yield Strength: > 345 MPa
Tensile Strength: 490 - 630 MPa
Elongation: > 22 %
Test Methods
Tensile test
Flattening test
Drift expanding test
Dimensional inspection
Roughness measurement
Visual examincation
Not-Destructive Test
a. Test for longitudinal imperfections-
- Eddy current test - EN10246-3, level E3
- ultrasonic testing - EN10246-7, level U3
b. Leak-tightness
- Non-destructive testing for verification of leak-tightness shall be carried out in accordance with EN10246-1
Our Services
What we can offer?
-We offer a wide range of steel products in a wide variety of dimensions and executions, according to the common international specifications or customize.
-Machining and heat treatment are available.
-Also, we advise you in choosing the right materials.
Quality Assurance
Below inspection will be done in the production.
(1) ray detection---RT;
(2) ultrasonic testing---UT;
(3) Magnetic Particle Testing-MT;
(4) penetration testing-PT;
(5) eddy current flaw detection-ET
Package
In standard export packing and seaworthy material with hexagon shape bundle, covered with tarpaulin, in containers or in bulk, or upon request
Payment & Delivery
1. Both T/T and L/C will be acceptable
2. Trade Terms: FOB, CIF, CFR
3. The delivery will be in 10-15 days if have stock; For customized items, the delivery will be negotiated by both parties
4. Shipping by sea freight from Shanghai Port (PRC) for Bulk orders, by airfreight or express for samples
Shanghai Unite Steel Trading Co., Ltd
We are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national famous steel enterprise.
In the aspect of resources and information, we have established cooperative and stronger relationship with nearly hundred enterprises, either state-owned or private owned in china.
What’s more, we have built long, deep and close business relationship with dozens of steel company, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want!
Q: Are you a manufacturer or merely a trader?
A: We are group of companies and owned manufacturer bases and trading company. We specialized in special steel which include alloy structural steel and carbon steel and stainless steel, etc. All material are with high quality and competitive price.
Q: How do you guarantee the quality of your product?
A: Firstly, we can provide the certificates from the third party, such as TUV, CE, if you need. Secondly, we have a complete set of inspection system and every process is checked by QC. Quality is the lifeline of enterprise survival.
Q: Delivery time?
A: We have ready stock for most of material grades in our warehouse. If the material doesn't have stock, the delivery lead time is about 5-30 days after receiving your prepayment or firm order.
Q: What is the payment term?
A: T/T or L/C.
Q: Can we visit your company and factory?
A: Yes, warmly welcome! We can book the hotel for you before you come to China and arrange our driver to our airport to pick you up when you come.