TORICH INTERNATIONAL LIMITED
| Supply Ability | 50000 tons per year |
| Delivery Time | 5-8weeks work days |
| Packaging Details | oil antirust in hexagonal bundles or in carbon boxes or wooden boxes |
| Material | Carbon Steel |
| Steel grade | E235 E335 etc |
| Standard | EN10305-2 |
| Dimension | OD6-350mm*WT1-35mm*max12000mm |
| Production method | Welded and Cold Drawn |
| Characteristic | Presision Rolling Burnish & Honing |
| Note | Special Steel Grade is also available |
| Brand Name | TORICH |
| Model Number | EN10305-2 |
| Certification | ISO 9001 ISO14001 TS16949 DNV SON |
| Place of Origin | China |
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Product Specification
| Supply Ability | 50000 tons per year | Delivery Time | 5-8weeks work days |
| Packaging Details | oil antirust in hexagonal bundles or in carbon boxes or wooden boxes | Material | Carbon Steel |
| Steel grade | E235 E335 etc | Standard | EN10305-2 |
| Dimension | OD6-350mm*WT1-35mm*max12000mm | Production method | Welded and Cold Drawn |
| Characteristic | Presision Rolling Burnish & Honing | Note | Special Steel Grade is also available |
| Brand Name | TORICH | Model Number | EN10305-2 |
| Certification | ISO 9001 ISO14001 TS16949 DNV SON | Place of Origin | China |
| High Light | welding steel tubing ，electric resistance welded steel tube | ||
Welded Steel Tube DOM Tubing EN10305-2 for Hydraulic Steel Tubing
EN10305-2 Welded Precision Cold Drawn Steel Tubes
Applications: for Auto Industry/for Machinery Use/Oil Cylinder Tube/Motorcycle Shock Absorber
Auto shock absorber inner cylinder/Telescopic Cylinders
Size range: O.D.:6-420mm W.T.:1-50mm L:max12000mm
Supplying Steel Grade:
E155, E195, E235 E275, E355
Delivery Condition:
+C, +Lc, + SR, +A, +N
Production Method:
DOM, ERW+ Cold Drawn
ID Honing + Roller Burnish+ Skiving
Appearance:
The internal and external surface finish of the tubes is smooth, while the Weld Seam is somehow not visible or tangible.
The ID surface with roughness Ra≤4μm, the best ID smoothness we could reach Ra≤0.8μm
The inner surface can be measured and reported if this is requested by the purchaser before PO.
Application:
Telescopic systems, Jack Lifting systems, Hydraulic Cylinders, Oil Cylinders etc.
Steel Grade and Chemical Compositions:
| Steel Grade | C | Si | Mn | P | S | |
| Steel Name | Steel Number | max | max | max | max | max |
| E155 | 1.0033 | 0.11 | 0.35 | 0.70 | 0.025 | 0.025 |
| E195 | 1.0034 | 0.15 | 0.35 | 0.70 | 0.025 | 0.025 |
| E235 | 1.0308 | 0.17 | 0.35 | 1.20 | 0.025 | 0.025 |
| E275 | 1.0225 | 0.21 | 0.35 | 1.40 | 0.025 | 0.025 |
| E355 | 1.0580 | 0.22 | 0.35 | 1.60 | 0.025 | 0.025 |
Note: Special steel grade is also available, according to customer request.
For Application of:
Quality Inspection standard and 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 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
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 the detection of imperfections
EN10246-5, Non-Destructive testing of steel tubes - Part 5: Automatic full peripheral magnetic transducer /flux leakage testing of seamless and welded (except submerged arc-welded) ferromagnetic steel tubes for the detection of longtitudinal imperfections
EN10246-7, Non-Destructive testing of steel tubes - Part 7: Automatic full peripheral ultrasonic testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of longitudinal imperfections.
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
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
1997
Total Annual:
25000000-30000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International 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 ... Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International 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 ...
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