Hair-line Polishing or Brush Polishing

Annealing and Acid Pickling Finish

Description:Stainless steel seamless rectangular and square tube

Standard: ASTM A511, EN 10297, JIS G 3459,NF A 49-317 ,DIN 17456,GOST 9941,GB 14975 ,

Material: TP304/304L/304H, 316/316L, 321/321H, 317/317L, 347/347H, 309S, 310S, 2205, 2507, 904L (1.4301, 1.4306, 1.4948, 1.4401, 1.4404, 1.4571, 1.4541, 1.4833, 1.4878, 1.4550, 1.4462, 1.4438, 1.4845) 

SIze range:

Square Tubes: 15x 15mm to 200 x 200 mm   Wall Thickness: 1 mm to 15 mm
Rectangular Tubes: 20 x 15 mm to 150 x120 mm  Wall Thickness: 1 mm to 15 mm

Length:12 m(Max) or as your requirement

Process: Cold drawn

Finish: Annealed & pickled, Hair-line polishing ,Mirror Polishing

Ends: Beveled or plain end, square cut, burr free ,Plastic Cap at Both end

Packing: Bare packing/bundle packing with woven bag/wooden or steel frame crate packing/plastic cap protection at the both sides of tubes and suitably protected for sea-worthly delivery or as requested.

Inspection and Test Procedure
1.100% PMI,Spectro Chemical Aanlysis Test for Raw Material
2.100% Dimension & Visual Examination
3. Mechanical Properties Test Include Tension Test,Flaring Test (For Seamless tube/pipe)/ Flange Test (For Welded Pipe & Tube), Hardness Test ,Reversed Flattening Test 
4.Straightness Test  (optional)
5.Roughness Test (optional)
NOTES : ALL THE TESTS AND INSPECTION RESULT NEED TO BE SHOWED IN REPORTS ACCORDING TO STANDARD AND SPECIFICATION.