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Contact Person : Angela
Phone Number : 86-512-58715276
Whatsapp : +8615895686919

Optional Size Welded Steel Tube Carbon Steel E355 Precision Steel Tube

Place of Origin Jiangsu, China
Brand Name Hongbao
Certification DNV,ISO,TS16949
Model Number Hongbao-WTX01
Minimum Order Quantity 1 ton
Price Negotiable
Packaging Details Original packaging according to the customers Export standard package in bundled or as required.
Delivery Time within 50 days

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Product Details
Material E355,E235,E215 Section Shape Round
Alloy Or Not Not Type Precision Steel Tubes
Origin Jiangsu,China Thickness 0.5-15mm
High Light

welding round tubing


cold drawn welded tubes

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Product Description

EN10305 E355 Cold Drawn Precision Welded Carbon Steel Tube For Automative Application


Steel Grade Chemical Composition(%)
Steel name Steel number C max Si max Mn P max S max Al 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 -



Application: automotive industry, machine and equipment building


Size(mm): O.D.:6.0-224.0 W.T.:1-15 L:max 12000


Delivery State: + C (BK drawn for shine/hard)

                        + N (NBK normalized)


Surface: phosphatized, non-phosphatized, electrolytic zinc coated and chromated


Marking: Running marking along whole tube


Additional Testing: Eddy Current Testing, Ultrasonic Testing.


Precision steel tubes are characterized by:special dimensional accuracy of outer and inner diameters or wall thickness smooth surface resulting from drawing technology defined mechanical properties large dimensional variety



The cold rolled welded tube is produced by drawing ERW (electric resistance welded tube).During this process the sizing (wall thickness, inside and outside diameter), as well as weld integrity and surface finish is closely controlled to produce tube of the required size and mechanical property characteristics.


Packaging Details:

Original packaging according to the customers Export standard package in bundled or as required.
It both ends protected with plastic net Or wooden boxes according to length and destination
Oiled inside / outside Marking,oil-coating,varnish,end-protection by plastic caps to be confirmed.

Mill Test Certificate:

The product is supplied with 3.1.B inspection certificate,according to the standards EN 10204 and ISO 10474.