304 Stainless Steel Square Welded Dull Polished Square Pipes & Square tube

304 Stainless Steel Square Welded Dull Polished Square Pipes & Square tube

The 304 stainless steel Square tube welded dull polished has all the normal attributes associated with the 304 Grade. The Square tube is polished with an abrasive belt to achieve the “scratched grain” finish. It offers a good-looking finish is aesthetically pleasing and highly resistant to forms of corrosion which makes it well suited for health and service environments. The Square Pipe is also easily maintained, thanks to the polished finish.

This type of Square Pipe is the best option when a more attractive finish is desired.

 

304 Stainless Steel Grade Square Pipe Welded Dull Polished

This Square Pipe belongs to the 300 series of Square Pipes, specifically grade 304, 304L and 304H. This type of Square Pipe that have been used widely, most of them have corrosion, heat and good chemical resistance,

304 Stainless Steel Welded Dull Polished Square Pipe Specifications

Grade 304, 304L 304H
Standard ASTM A240, JIS G4304, T8165 etc.
Thickness 0.2 – 10mm
Width As customers request
Length As customers request
Surface NO1, NO 4, 2B, BA, 6K, 8K

 

304 Stainless Steel Welded Dull Polished Square Pipe Sizes Supplied

DimensionsWallWeight perDimensionsWallWeight per(mm)(mm)metre (kg)(mm)(mm)metre (kg)12.7 x 12.71.200.4440 x401.201.4912.7 x 12.71.500.5540 x401.501.8515 x 151.200.5340 x402.002.4515 x 151.500.6540 x403.003.7520 x 201.200.7150 x501.502.3220 x 201.500.8850 x502.003.0820 x 202.001.1950 x503.004.6525 x 251.200.9260 x602.003.7125 x 251.501.1460 x603.005.4925 x 252.001.4970 x703.006.5325 x 253.002.2080 x802.004.9830 x 301.201.1080 x803.007.5330 x 301.501.37100 x 1002.006.4030 x 302.001.84100 x 1003.009.5330 x 303.002.72

 

304 Stainless Steel Welded Dull Polished Square Pipe Specifications PDF

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Chemical composition

 

Grade C Mn Si P S Cr Mo Ni N
304 min.
max.		 –
0.08		 –
2.0		 –
0.75		 –
0.045		 –
0.030		 18.0
20.0		 – 8.0
10.5		 –
0.10
304L min.
max.		 –
0.030		 –
2.0		 –
0.75		 –
0.045		 –
0.030		 18.0
20.0		 – 8.0
12.0		 –
0.10
304H min.
max.		 0.04
0.10		 –
2.0		 –
0.75		 -0.045 –
0.030		 18.0
20.0		 – 8.0
10.5		 –

 

Mechanical Properties

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) max Brinell (HB) max
304 515 205 40 92 201
304L 485 170 40 92 201
304H 515 205 40 92 201
304H also has a requirement for a grain size of ASTM No 7 or coarser.

 

Application of Welded Dull Polished 304 Square tubes

This is a type of Square Pipe that has a wide range of areas of application, especially in areas where attractiveness as well as functionality is being considered. It can be used in the following sectors:

  • Boat rails and ladders. More than just functionality on the boat, the attractiveness of the polish makes it pleasing to the eye.
  • Sanitary environments. They are used in making of washroom grab bars and swimming pool rails.
  • Medical equipment
  • Restaurant equipment. This may include linings of ovens, refrigerators, and many other applications especially in the kitchens of restaurants.
  • Exercise equipment. Many of the equipment used for exercises in the gym are made of this grade of steel bars.
  • Motor sports
    in the motor sports industry, they can be used as automotive step bars and grille guards.

 

SS 304 Welded Dull Polished Square Pipe Schedule Chart

 

304 Welded Dull Polished stainless steel Square Pipe weight per foot

Call us for Square Pipe weights per foot, price per pound and large diameter stainless steel Square Pipes.

 

304 Welded Dull Polished Stainless Steel Square Pipe Price List

For the most recent stainless steel Seamless Square Pipes in grade 304 price please contact

 

 

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