With the continuous development of the economy, many manufacturing industries are actively keeping pace with the times, and product research and development also needs to keep up with the trend of contemporary economic development. For the stainless steel industry, if product development lacks characteristics and cannot meet the diverse needs of the market, it is easy to be eliminated in the fierce competition. 304 stainless steel square tube came into being in this context and quickly became one of the most popular products. Next, the editor will show you what 304 stainless steel square tube is.
What Is a 304 Stainless Steel Square Tube?
A
304 stainless steel square tube is a hollow square-section pipe made from 304-grade stainless steel, one of the most commonly used austenitic stainless steels. The tube features rounded inner and outer corners, a clean, polished surface, and slightly raised internal weld seams, ensuring both strength and visual appeal.The manufacturing process involves uncoiling stainless steel strips, leveling, curling, and welding them into round pipes. These are then reshaped into square tubes using precision rollers before being cut to customer-specified lengths.According to industry experts, the 304 stainless steel alloy contains 18% chromium and 8% nickel, providing it with excellent corrosion resistance and formability, while maintaining good weldability and mechanical strength.
Specifications of stainless steel square tubes
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stainless steel square tube
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304,304L,309S,310S, 316,316Ti,317,317L,321,347,347H,304N,316L, 316N,201,202
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Polishing,annealing,pickling,bright
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4mm*4mm-800mm*800mm or custom
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1mm-150mm (SCH10-XXS) or custom
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6000mm 5800mm or Customized
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Plain Mill
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ASTM A213,A312,ASTM A269,ASTM A778,ASTM A789,DIN 17456, DIN17457,DIN 17459,JIS G3459,JIS G3463,GOST9941,EN10216,BS3605,GB13296
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Cold Rolled,Hot Rolled
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ISO9001, SGS, BV, ISO, CE
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Building Industry Machinery, etc.
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Uses of 304 Stainless Steel Square Tube
304 stainless steel square tubes are known for their strength, corrosion resistance, and sleek appearance. Here are key applications:
1. Construction
Support Columns & Framing: Ideal for structural use in buildings.
Handrails & Guardrails: Durable for both indoor and outdoor railings.
2. Furniture
Frames: Commonly used in modern furniture designs.
3. Marine
Docking Systems & Equipment: Resistant to saltwater corrosion.
4. Food & Sanitary
Food Processing Equipment: Hygienic and corrosion-resistant for food handling.
5. Industrial
Machine Frames & Racks: Strong and durable for industrial use.
6. Automotive
Vehicle Frames & Exhaust: Used in automotive components for strength and corrosion resistance.
304 stainless steel square tube is made on the basis of basic stainless steel bar, and then according to a series of high-precision processes. 304 stainless steel square tube has a great improvement in function over ordinary steel chain. It has extremely high compressive strength and is very wear-resistant. It also has good wear resistance to general corrosive items. Not only that, seamless square tubes can only use stainless steel square tubes with higher precision, and seamless square tubes have the characteristics of delicate appearance. Because 304 stainless steel square tube has excellent processing function and other wear resistance and corrosion resistance, it is generally used in high-end industrial chains, such as many products in aerospace industry must be 304 stainless steel square tubes. In the electronic equipment industry chain, some specific parts must be made of 304 stainless steel square tubes. Only extremely high-standard stainless steel square tubes can make electronic equipment more durable.
Some medical machinery has very high precision, and ordinary stainless steel belts completely ignore its requirements. Therefore, when manufacturing such instruments and equipment, only 304 stainless steel square tubes with higher precision can be used, and only standardized instruments and equipment can be used, and the actual effect of disease detection and treatment can be predicted. There are also some very high-end kitchen appliances that will choose 304 stainless steel square tubes to make.
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