Stainless steel 304 Square Bar has excellent low temperature performance, good welding characteristics, and excellent corrosion resistance in various media.
Product specification
Product Name | 304 Square Bar |
Grade | 201/304/304L316/316L/409/430/2205/329/2507 etc |
Thickness | 10-100mm or be customized |
Width | 10-100mm or be customized |
Length | 600-12000mm or be customized |
Standard | ASTM, AISI,GB, JIS, DIN, EN, etc |
Technique | Cold rolled, hot rolled |
Surface | 2B,2E,BA,HL,NO.1,NO.4, 6K, 8K,embossed,mirror,polished,peeled,turned |
Processing | Bending, welding, stamping, punching, cutting |
Certificate | ISO, SGS，BV |
Packaging | Export sea worthy package + water proof paper+wooden pallet |
304 Stainless Steel Square Bar Specification
Standards | Designation | Length | Diameter | Type | Certification |
AISI | A204 | 1m-8m | 1mm-400 mm | 304 Stainless Steel Square Bar | ISO 9001:2015 |
304 Stainless Steel Square Bar Chemical Composition
C (Max) | Mn (Max) | P (Max) | S (Max) | Si (Max) | CR | NI | MO | Other Element |
0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.00/20.00 | 8.00/10.50 | – | – |
304 Stainless Steel Square Bar Physical Properties
Density (lb./ in^2) @ RT | 0.29 | |
Modulus of Elasticity in Tension (psi x 10^6) | 28.6 | |
Specific Heat (BTU/o F/lb.) | 32 to 212 oF | 0.12 |
Thermal Conductivity (BTU/hr/ft^2/ft) | 212oF | 9.4 |
Mean Coefficient of Thermal Expansion (in. x 10^-6 per o F) | 32 to 212oF | 8.7 |
32 to 600oF | 9.7 | |
32 to 1,000oF | 10.2 | |
Electrical Resistivity (micro ohms – cm) | at 70oF | 69 |
Melting Point Range (oF) | 2550/2650 | |
Oxidation Resistance – Continuous Service(oF) | 1550 | |
Oxidation Resistance – Intermittent Service(oF) | 1500 |
304 Stainless Steel Square Bar Mechanical Properties
Type | Yield Strength 0.2% offset (KSI) | Tensile Strength (KSI) | % Elongation | Hardness Rockwell |
304 Ann | 30 min. | 75 min. | 40 min. | HRB 92 max. |
304 ¼ Hard | 75 min. | 125 min. | 12 min. | HRC 25-32 (typical) |
304 ½ Hard | 110 min. | 150 min. | 7 min. | HRC 32-37(typical) |
Our Advantages
1.Extensive production experience: We are specialized in special steel,nickel alloy,duplex stainless steel with much experience of 15 years.
2.Complete production facilities: We have 2000 square meters of storage and processing center which covers equipment using in slitting, cutting in horizontal, laser cutting , plasma and grinding machine and embossing machine. Our technicians will do regular scheduled maintenance on these machines to guarantee their work.
3.High quality raw material: We mainly choose raw material from big steel factories, such as TISCO, BAO STEEL, SHA STEEL, which are the best and largest raw material manufacturer in China.
4.Strict Physical/Chemical testing procedures: We meet the requirements of the product design and process and provide reliable testing data.
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