China cheap price stainless steel slotted tubes pipes
||China 304 304L 316 316L Stainless Steel Slotted Pipe
|Outside Diameter Tolerance
||According to ASTM A554 standard
||Handrail system, furniture,display shelf,sanitary wares,machinery equipment, automobile
||Each Tube packed by plastic bag individully and then packed by hollow plate and weaving
We can help you to slove these problems
Material : All of the raw materials of Haosteel are from high quality suppliers such as BAOSTEEL,TISCO,TSINGSHAN,ad 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).
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.