Factory Price DIN2391 En10305-1 En10305-4 E355 E235 St37.4 St35 Od 6mm 8mm 10mm 12mm +N Nbk Bright Annealing Precision Hydraulic Line Carbon Seamless Steel Tube
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Product Highlights
- Wide Standard Compliance: Meets DIN, EN, ASTM, JIS, GB, and ISO standards for global compatibility.
- Customizable Steel Grades: Available in St37.4, St35, E235, E355, 304, 316L, and other specific grades.
- Flexible Dimension Options: Outer diameter from 2mm to 60mm and wall thickness from 0.1mm to 10mm.
- Diverse Surface Treatments: Options include Galvanized, Black Phosphated, Bright Annealing, and Cold Drawn.
- Comprehensive Quality Inspection: 100% Eddy Current Test and size/surface checking with EN 10204 3.1 certificates.
- OEM Service Availability: OEM service is available to meet specific customer requirements.
- Versatile Application Scope: Suitable for automotive, hydraulic systems, aerospace, and mechanical engineering.
- Stable Delivery Schedule: Lead time is one month for both peak and off-peak seasons.
Product Attributes
- Customization
- Available
- Type
- Seamless
- Technique
- Cold Drawn
- Model NO.
- HYT-1
- Material
- Carbon Steel
- Surface Treatment
- Galvanized
- Usage
- Pipeline Transport, Hydraulic/Automobile Pipe, Machinery Industry, Special Purpose
- Section Shape
- Round
- Standard
- En10305-1 En10305-4 DIN2391
- Steel Grade
- St37.4 St35 St52 E235 E355 E255
- Application
- Hydraulic Line/Automotive/Refrigerator
- Steel Material
- Carbon Steel
- Length
- 6m or as Per Request
- Surface
- Galvanized Black Phosphated Bright Annealing
- Thickness
- 0.1-10mm
- Transport Package
- Bundles or Boxes
- Specification
- OD2-60mm
- Origin
- China
- HS Code
- 7304319000
Product Images of Factory Price DIN2391 En10305-1 En10305-4 E355 E235 St37.4 St35 Od 6mm 8mm 10mm 12mm +N Nbk Bright Annealing Precision Hydraulic Line Carbon Seamless Steel Tube
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Factory Price DIN2391 En10305-1 En10305-4 E355 E235 St37.4 St35 Od 6mm 8mm 10mm 12mm +N Nbk Bright Annealing Precision Hydraulic Line Carbon Seamless Steel Tube -
Factory Price DIN2391 En10305-1 En10305-4 E355 E235 St37.4 St35 Od 6mm 8mm 10mm 12mm +N Nbk Bright Annealing Precision Hydraulic Line Carbon Seamless Steel Tube -
Factory Price DIN2391 En10305-1 En10305-4 E355 E235 St37.4 St35 Od 6mm 8mm 10mm 12mm +N Nbk Bright Annealing Precision Hydraulic Line Carbon Seamless Steel Tube -
Factory Price DIN2391 En10305-1 En10305-4 E355 E235 St37.4 St35 Od 6mm 8mm 10mm 12mm +N Nbk Bright Annealing Precision Hydraulic Line Carbon Seamless Steel Tube -
Factory Price DIN2391 En10305-1 En10305-4 E355 E235 St37.4 St35 Od 6mm 8mm 10mm 12mm +N Nbk Bright Annealing Precision Hydraulic Line Carbon Seamless Steel Tube -
Factory Price DIN2391 En10305-1 En10305-4 E355 E235 St37.4 St35 Od 6mm 8mm 10mm 12mm +N Nbk Bright Annealing Precision Hydraulic Line Carbon Seamless Steel Tube -
Factory Price DIN2391 En10305-1 En10305-4 E355 E235 St37.4 St35 Od 6mm 8mm 10mm 12mm +N Nbk Bright Annealing Precision Hydraulic Line Carbon Seamless Steel Tube
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Product Description
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COLD DRAWN SEAMLESS STEEL TUBE
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Standards
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Steel Grades
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Size Range
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DIN
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2391
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ST35/45/52
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OD2 - 60mm × WT0.3 -10mm
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1629
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ST37/44/52
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OD2 - 60mm × WT0.3 -10mm
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1630
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ST37.4/44.4/52.4
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OD2 - 60mm × WT0.3 -10mm
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2445
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ST35/ST52/ST37.4//52.4
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OD2 - 60mm × WT0.3 -10mm
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73000
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ST 35 / 45 / 52/ 37.4 / 44.4 /52.4
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OD3 - 30mm × ID 1 - 12.5 mm
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GB/T
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8162
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10/20/16Mn/35/45/30CrMo/42CrMo/etc
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OD2 - 60mm × WT0.3 -10mm
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8163
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10/20/16Mn/35/45/30CrMo/42CrMo/etc
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OD2 - 60mm × WT0.3 -10mm
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3639
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10/20/16Mn/35/45/30CrMo/42CrMo/etc
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OD2 - 60mm × WT0.3 -10mm
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3093
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10/20/16Mn/35/45/30CrMo/42CrMo/etc
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OD3 - 30mm × ID 1 - 12.5 mm
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EN
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10305-1
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E215/235/255/355
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OD2 - 60mm × WT0.3 -10mm
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10305-4
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E215/235/255/355
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OD2 - 60mm × WT0.3 -10mm
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ASTM
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A822-A450
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A822
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OD2 - 60mm × WT0.3 -10mm
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A179-A450
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A179
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OD2 - 60mm × WT0.3 -10mm
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A519
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1010/1015/1025/1030/1045/4130/4140/etc
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OD2 - 60mm × WT0.3 -10mm
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SAE
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J524
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Low carbon steel
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OD2 - 60mm × WT0.3 -10mm
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J529
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Low carbon steel
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OD3 - 30mm × ID 1 - 12.5 mm
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JIS
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G3445
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STKM11A/12A/12B/12C/13A/13B/13C/S45C/etc
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OD2 - 60mm × WT0.3 -10mm
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G3455
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STS35/38/42/49
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OD3 - 30mm × ID 1 - 12.5 mm
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ISO
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8535
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ST 35 / 45 / 52/ 37.4 / 44.4 /52.4
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OD3 - 30mm × ID 1 - 12.5 mm
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NF
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A49-310
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TU37b/TU52b
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OD2 - 60mm × WT0.3 -10mm
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BS
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3602
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CFS 360
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OD2 - 60mm × WT0.3 -10mm
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6323(-4)
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CFS2/CFS3/CFS4/CFS5
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OD2 - 60mm × WT0.3 -10mm
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ASTM
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A269
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304,304L, 316, 316L
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OD2 - 60mm × WT0.3 -10mm
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EN
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10216-5
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1.4401, 1.4404
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OD2 - 60mm × WT0.3 -10mm
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BK (+C) BKW (+LC) BKS (+SR) GBK (+A) NBK (+N)
Major Inspection Items: Tensile stength, Yield stength, Elongation, Flattenging, Flaring, Chemical analysis Eddy Current Test
100%, Size and surface checking 100%
Certificates: according to EN 10204 3.1
Applications:
1. For Vehicle (Automotive, locomotive, Construction Machinery like Concrete pump and others)
A. Powertrain system:
• Fuel-rails • Fuel-lines • Common-rail diesel lines • Piston-cooling jets • SCR & EGR
• Rigid pipes • Oil- & water-cooling pipes
B. Fluid handling systems
• Tube assemblies • Air-conditioning tube • Clutch actuator pipes C. Drive and steering system • Ingrain Gear Pipes •
Power-Steering Feed-Pipes
D. Hydraulic system
• Hydraulic and Pneumatic Pressure Lines • Hydraulic fittings • Hydraulic tubing
E. Others For example
• Front axles • Sun-shading board wire tube and other wire tubes • Headrest chair Tube
2. Mechanical and engineering usage
• Mechanic Processing and parts • Metal processing •Heat Exchange • Gas Cylinders
•Sub-sea and Marine • Aerospace • Winder Power Equipment •Energy and Power Generation •Bearings • etc
Other usage for details as per customers requirements
Chewit International
Chewit international Located in zhangjiagang city which is along The Yangtze Golden Channel the junction of River and Coast Economic Belt. It owns an excellent geographic position, as it is close to Nanjing city in the north, adjacent to Suzhou and Wuxi cities in the south, next to Shanghai international city in the east. Zhangjiagang international port and State highway endow us a convenient water and land transportation which links us to the outside world both home and aboard. Chewit International is one group company with two manufactures one is producing steel forgings for Marine, Power, Boiler, Ocean, Oil, Petrochemical, Mechanical and Hydraulic fields and the other is producing precision steel tubes for automotive industry and hydraulic system and also one semi-independent company specially for import and export business. We have a total area of 150000 square meters with the employees over 200 people. All the products well produced by our mills need to be double inspected by chewit professional quality controller and then we will offer our customer the vivid report for the tested items. Only those products which are inspected well can be allowed to delivery to our customers. By the means of strict inspection, we wined a lot of customer for long term business both home and abroad. We adhere to our company tenet Customer First, Quality formost and always try our best to serve our customer with our full heart.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI204814". Items marked "
" are certified.
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Company Profile
Chewit international has two manufacture. One is for precision stee pipe --- CW tube. Another is manufacture steel forgings.
CW tube, one of the most professional precision tube supplier in China, has a history of more than 20 years.
Our product includes cold drawn precision seamless steel tube, cold drawn welded tube, welded stainless steel tube, tube assambly. Our tubes are used for automotive industry, hydraulic system, Mechanical fields, precision device and others.
Our company covers a toal area of 10000 square meters with the asset of more than 10 million. We have around 120 employees...Due to the advanced production line and full sets of inspection equipments, the tubes produced are promised to be in high quality.
We have ten cold drawn lines, two lines of 20 tons, three lines of 10 tons, five lines of 5 tons to promise the mass output. We use special cold drawing process to make sure the inner and outer surface in low roughness. And the precision drawing mold to garanttee the minimum size tolerance.
We have heat treatment furnace with and without oxygen environment for processing. The bright annealing furnace without oxygen to ensure the tube surface condition best without oxidization and shinning like mirror.
We have a strong and responsible inspection team. All the tubes have to pass eddy current non-destructive test, and ultrosonic non-destructive test as per customer request. We check the tube size and surface 100%. Chemical and mechanical tests are carried out for each batch of tube.
Our forging manufacture covers total area above 100000m2 with with a production capacity of 90000 tons for various kinds of forgings. Also we are eligible for a total of 11 authorized patents, including 3 invention patents.
We are supplier of Wind Power, Oil & gas, Transportation, Ship building, gear box...
We own TPG, API 20B, the European PED, MAN Diesel & Turbo, Classification society: ABS, CCS, BV, DNV, GL, LR, KR, RINA, NK.
Since 2006, we have entered into global purchasing system of the most famous company.
We have established a perfect quality management system and HSE management system. We have API Q1, ISO 9001, ISO 14001: 2004, OHSAS 18001: 2007.
We always adhere to a pragmatic, integrity, unity and innovative as business philosophy.
Scientific management, improving quality, continuous improvement, and pursuit of excellence in quality, to provide customers with first-class forging products and perfect technical services.
About Our Factory & Business Background
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Business Type
- Manufacturer/Factory & Trading Company
- Address
- 73 East Changjiang Road, Deji, Jingang Town, Zhangjiagang City, Suzhou, Jiangsu, China
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Plant Area
- 100 square meters
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Number of Employees
- 6
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Registered Capital
- 3,000,000 RMB
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Terms of Payment
- LC, T/T
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International Commercial Terms(Incoterms)
- FOB, CIF, CFR
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Average Lead Time
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Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- shanghai
Our Production Capability & Technical Expertise
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Main Products
- Carbon Seamless Pipe, Steel Forging, Stainless Tube
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Production Machines
- Cutting Machine, Heat Treating Machine, Stretching Machine, Straightening Machine, Diagnostic Machine, Cutting Machine, Hydraulic Universal Testing Machine
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OEM Service Available
- Yes
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Test Reports for Raw Materials
- RoHS, Others
Our Industry Experience & Global Business Record
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Year of Establishment
- 2010-01-12
- Export Year
- 2013-08-01
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Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea)
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Number of Foreign Trading Staff
- 4
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Overseas Agent/Branch
- No
FAQ
- What standards does this steel tube comply with?
- The tubes comply with DIN 2391, EN 10305, ASTM A179/A519, JIS G3445, GB/T 8162, and ISO 8535 standards.
- What are the available size ranges?
- Outer diameter ranges from 2mm to 60mm, and wall thickness ranges from 0.1mm to 10mm.
- Can the steel grade be customized?
- Yes, we offer various steel grades including St37.4, St35, E235, E355, 304, 316L, and more.
- What surface treatments are available?
- Available treatments include Galvanized, Black Phosphated, Bright Annealing, and Cold Drawn finishes.
- What is the lead time for delivery?
- The average lead time is one month, applicable to both peak and off-peak seasons.
- Do you provide quality inspection reports?
- Yes, we provide EN 10204 3.1 certificates along with 100% Eddy Current and size/surface checks.
- Is OEM service available for this product?
- Yes, OEM service is available to accommodate specific customer requirements.
- What are the main applications for these tubes?
- They are used in automotive powertrains, hydraulic systems, aerospace, and general mechanical engineering.
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