Honed Hydraulic Cylinder Tube , EN10305-2 Welded Precision Cold Drawn Steel Tube

EN10305-2 DOM Hydraulic Cylinder Tube for Oil and Pnuematic Cylinders E155 E195 E235 E275 E355

EN10305-2 Welded Precision Cold Drawn Steel Tubes

Honing, Skiving, Roller Burnish

Applications:

for Auto industry

for machinery use

Oil Cylinder Tube

Motorcyle shock absorber
Auto shock absorber innder cylinder

Telescopic Cylinders

Size range: ID.: 20-450mm W.T.:1-80mm L:max12000mm

Steel Grade:

E155, E195, E235, E275, E355. S45C

Steel Grade and Chemical Compositions

Heat treatment method:

+Cc, +LCc, +SR, +Ad, +N

Note: Special steel grade is also available, according to customer request.

Please specify the steel grade and heat treatment mothod when sending the enquiry!

For Application of:

Test Methods:

Tensile test

Flattening test

Drift expanding test

Dimensional inspection

Roughness measurement

Visual examincation

Not-destructive testing

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

EN10305 Consists of the following Parts under the general title " Steel tubes for precision applications - Technical delivery conditions "

Part 1: Seamless Cold Drawn Tubes

Part 2: Welded Cold Drawn Tubes

Part 3: Welded Cold Sized Tubes

Part 4: Seamless Cold Drawn Tubes for Hydraulic and Pneumatic Power Systems

Part 5: Welded and Cold Sized Square and Rectangular Tubes

Part 6: Welded Cold Drawn Tubes for Hydraulic and Pneumatic Power Systems

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, General 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 steel - Part 2: Numerical systems

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 ( execpt submerged arc-welded) ferromagnetic steel tubes for verification of hydraulic leak-tightness

EN10246-3, Non-destructive testing of steel tubes - Part 3: Automatic eddy current testing of seamless and welded (except submerged arc-welded) steel tubes for detection of imperfections

EN10246-5, Non-destructive testing of steel tubes - Part 5: Automatic full peripheral magnetics transducer/flux leakage testing of seamless and welded ( expcept submerged arc-welded) ferromagnetic steel tubes for the detection of longitudinal imperfections

EN10246-7, 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 preparetion 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 (EN102566-1:1984)

EN 10168, Iron and steel products - Inspection documents - List information and description

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

EN10266, Steel Tubes, fittings and structrual hollow sections - Definitions and symbols for use in product standards

EN ISO 4287, Geometrical product specifications (GPS) - Surface Texture: Profile method - Terms, definition and surface texture parameters ( ISO 4287:1997)

Torich Interational Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the factories of Seamless Steel Tubes with Carbon and Alloy Steel Grade, Welded Precision Steel Tubes，DOM Steel Tubes, Seamless & Welded Stainless Steel Tubes with Nickel and Alloy Steel Grade.

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

Steel Grade:
Carbon Steel Grade:
ST35.8, ST37.0, ST44, ST52;
E155, E195, E215, E235, E275, E355;
195GH, P235GH, P265GH, P195TR1, P195TR2, P235TR1, P235TR2, P265TR1, P265TR2;
SAE1010, SAE1020, SAE1026, SAE1035, SAE1045;
Carbon steel tube: SA178, A179, A192, A210, SA213, SA214, etc.

Alloy Steel Grade:
T2, T5, T9, T11, T12, T17, T21, T22, T91,T92, 15Mo3,16Mo3, 13CrMo44;
SAE4130, SAE4140, 40Cr, 40Cr4, 10CrMo910, 12CrMo910, 11CrMo910,
25CrMo4, 35CrMo, 35CrMo4, 42CrMo4, 34CrMo4, 20MnV, 20MnV6,20CrMn;
Carbon steel tube:A179,A192,A210,DIN17175,etc.