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Address:QingShan Road No.689,Licang area,Qingdao China
China steel tube 316 mirror polished factory
China steel tube 316 mirror polished factory
China steel tube 316 mirror polished factory
Stainless steel welded pipe, referred to as welded pipe, commonly used steel or steel belt after the unit and mold curling welded steel pipe. The welded steel pipe has the advantages of simple production process, high production efficiency, variety specifications and low equipment investment, but the general strength is lower than that of seamless steel tube.
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Our Factory


We can help you to slove  these problems

Material: All of the raw materials of Vinmay are from high quality suppliers such as BAOSTEEL,TISCO,TSINGSHAN,

                and so on, so shat we can make sure the stability and rust corrosion resistance of ou products.

Welding: Our material are fully annealed. In this way, mechanical properties are in a good condition and the                               hardness could be controlled under 190V. They are good for welding process,our tubes can get fully                           welding and smooth inner welding,without blisters, leak welding or black line).

Polishing: 1)As for the mirror polish square/rectangular tube , we will polish it as least four times).

                  2)During the polishing processing, we set a special sanding wheel to polish the welding part.)

                  3) To avoid scratches,after polishing,the tubes will be sent on the platform automatically.


Quality Testing: All of the products are inspected strict with the ISO9001-2008 quality management systems and                                  the quality standards of ASTM A554. Our Qualilty inspectors inspect the tubes during from raw                                    material, tubes welding, polishing and packaging.

Package and Delivery

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Packaging Details:

Each tube being packed by plastic bag, then several tubes packed by hollow plate.

Port: Shanghai 

Lead Time :

Shipped in 35 days after payment

Contact US

Contact Us:

  • We have always been trying to provide the best service and reliable products for every customer, however, accident may happen sometimes, please contact us to resolve any issue before leaving a negative feedback.

  • Any question please feel free to contact us though e-mail.     alice@chinaluckysteel.com


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Serve with heart to achieve mutual benefits.To be the best steel suppler in china. Inquiry(Enquiry) for our latest export price, FOB CIF CFR.

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