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Hydraulic Systems EN10305-4 Seamless Cold Drawn Tube with Cold Rolling Production

Minimum Order Quantity : 5 Ton Price : negotiable
Packaging Details : Packing in wooden, hexagonal box or other seaworthy ways Delivery Time : 30 days
Payment Terms : T/T L/C D/P D/A WesternUnion MoneyGram Others Supply Ability : 60000 Ton/Year
Place of Origin: China Brand Name: TORICH
Certification: ISO 9001 ISO 14001 EN 10204.3.1 TS 16949 DNV CCS Model Number: EN10305-4

Detail Information

Material: Carbon Steel Steel Grade: E215,E235,E355, Other Materials Upon Agreement With Customers.
Standard: EN10305-4 Shape: Round
Size: 6-100mm Manufacture Technique: Seamless Cold Drawn
Delivery Condition: +N, +C,+LC, +SR, +A
High Light:

seamless steel pipe


seamless carbon steel tube

Product Description

EN10305-4 Precision Steel Tubes Hydraulic Systems with Cold Drawn and Cold Rolling Production


seamless precision bending steel tubes of hydraulic systems
Size: 6-100mm
Delivery condition: +N, +C,+LC, +SR, +A


1. Standard:   
Cold drawn Precision Seamless Steel Pipes

2. Steel Grade: 
, other materials upon agreement with customers.

3. Production method: 
Cold drawing on the seamless steel tubes, to reach high accuracy on the OD and WT tolerance,
with certain heat treatment to achieve better mechanical properties for bending and pressure purposes

4.Size range: 
O.D.:5-100mm     W.T.:1-15mm      L:max12000mm

5. Packing: 
In Hexagonal Bundles, wth anti-rust oil protection, with seaworthy packing 

6.Deliver condition:
+NAfter the final cold drawing operation the tubes are normalized in a controlled atmosphere

Please specifiy the final heat treatment when sending the enquiry.

7.Inspection and testing:
Chemical analysis
Tensile test
Flattening test or Drift expanding test
Dimensional inspection
Visual examination
NDT for verification of leaking tightness


Precision Steel Tubes with high precision for Hydraulic Systems EN10305-4 supplier  china Precision Steel Tubes with high precision for Hydraulic Systems EN10305-4


Steel Grade and Chemical Compositions:                            

Steel Grade C Si Mn P S Al
Steel Name Steel Number max max max max max min
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 -



                                       Mechanical properties at room temperature
Steel grade Yield Strength ReH min Mpa Tensile Strength Rm 
 min   Mpa
Elongation  A min  %
Steel Name steel Nubmer
E215 1.0212  215 290-430 30
E235 1.0308  235 340-480 25
E355 1.0580  355 490-630 22


Normative references:

EN10002-1, Metallic materials- Tensile testing- Part 1: Method of test at ambient temperature

EN10020, Definition and classification of grades of steel

EN10021, Gengeral technical delivery requirements for steel and iron products.

EN10027-1, Designation systems for steel - Part 1: Steel names, principal symbols.

EN10027-2, Designation systems for stee l- Part 2: Numerical system

EN10052, Vocabulary of heat treatment terms for ferrous products

EN10204, Metallic Products - Types of inspection documents

EN10233, Metallic materials - Tube - Flattening test

EN10234, Metallic materials - Tube - Drift expanding test

EN10246-1, Non-Destructive testing of steel tubes - Part 1: Automatic electromagnetic testing of seamless and welded(except submerged arc-welded) ferromagnetic steel tubes for verification of hydraulic leak-tightness


EN10256, Non-Destructive testing of steel tubes - Qualification and competence of level 1 and 2 non-destructive testing personnel


EN ISO377, Steel and steel products - Location and preparation of samples and test pieces for mechanical testing ( ISO 377:1997)


EN ISO 2566-1, Steel - Conversion of elongation values - Part 1: Carbon and low alloy steels ( ISO2566-1:1984)


ENV10220, Seamless and welded steel tubes - Dimension and masses per unit length.


EN10266, Steel Tubes, fittings and structural hollow sections - Definition and Symbols for use in products standards

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