304 Rectangular Tubes & Pipes with Welded Dull Polish

The 304 stainless steel tubes and pipes have a welded dull polish (polished finish). The tube is polished with an abrasive belt to achieve the “scratched grain” finish. It has good  weldability for many different applications and is supplied with a good looking finish that is easy to look after once installed into its environment.

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

 

304 Stainless Rectangular Steel Grade Pipe with Dull Polis Finish

This pipe belongs to the 300 series of pipes, specifically grade 304, 304L & 304H. This series of pipes are used extensively, most of them have a strength of corrosion resistance, heat resistance and good chemical performance.

Rectangular 304 Stainless Steel 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

 

Rectangular 304 Stainless Steel Pipe Sizes Supplied

Dimensions (mm)Wall (mm)Weight per metre (kg)Dimensions (mm)Wall (mm)Weight per metre (kg)20 x 101.500.4460 x 402.003.0830 x 101.200.7160 x 403.004.6530 x 101.500.9080 x 401.502.8030 x 151.500.7680 x 402.003.7130 x 201.501.1480 x 403.005.4940 x 151.501.2580 x 404.007.2240 x 201.201.1080 x 405.008.9440 x 201.501.3780 x 603.006.5340 x 202.001.84100 x 401.503.2950 x 251.201.41100 x 403.006.5350 x 251.501.75100 x 502.004.6850 x 252.002.31100 x 503.006.9550 x 253.003.75100 x 504.009.0950 x 301.501.85100 x 505.0011.3050 x 303.003.61100 x 603.007.5360 x 201.501.85120 x 603.008.1260 x 202.002.45120 x 803.009.5360 x 302.002.80150 x 1003.0011.7060 x 303.004.13150 x 1005.0018.8060 x 401.502.32

 

304 Stainless Steel Pipe Dull Polished Specifications PDF

Click Here

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

This is a type of 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 Rectangular Pipe Dull Welded Schedule Chart

 

304 Rectangular Stainless Steel pipe weight per foot

Call us for pipe weights per foot, price per pound and large diameter stainless steel pipes.

 

Rectangular 304 Stainless Steel Pipe & Tube Price List

For the most recent stainless steel Seamless pipes in grade 304 price please contact us