Stainless Steel
1.4301 (304)

Datasheet Updated

05 August 2021

Range

Product FormDescriptionMetric SizesImperial Sizes
Round BarBright Drawn H92.0mm - 25.0mm1/8" - 1"
Round BarSmooth Turned H9/H1025.0mm - 60.0mm1" - 3"
Flat BarRolled Edge12mm x 3mm - 100mm x 12mm
Square Bar304S11/S3112mm x 12mm - 50mm x 50mm
Angle304S3120mm x 20mm x 3mm - 100mm x 100mm x 10mm
Welded Ornamental TubeMirror Polished 600 Grit30mm - 50mm1/2" - 4"
Welded TubeSatin Polished 320 Grit16mm - 50mm1/2" - 2"
Square TubeWelded, Dull Polished12.7mm x 12.7mm - 10mm - 100mm
Handrail SectionWelded, Unannealed, Dull Polished42.40mm - 60.30 (2.5mm wall)1 1/2" - 4 " (3mm wall)
Square TubeWelded, Unpolished12.7mm x 12.7mm - 250mm x 250mm
Rectangular TubeWelded, Unpolished80mm x 40mm - 250mm x 150mm
Rectangular TubeWelded, Dull Polished20mm x 10mm - 150mm x 100mm

Sheet

Product TypeSheet SizeThicknesses
Sheet 2B Finish2000 x 10000.5mm - 3.0mm
Sheet 2B Finish2500 x 12500.5mm - 6.0mm
Sheet 2B Finish3000 x 15000.9mm - 3.0mm
Sheet 2R (BA) Finish2000 x 10000.5mm - 2.0mm
Sheet 2R (BA) Finish2500 x 12500.5mm - 2.0mm
Polished Sheet 240 Silicon2000 x 10000.6mm - 3.0mm
Polished Sheet 240 Silicon2500 x 12500.7mm - 6.0mm
Polished Sheet 240 Silicon3000 x 15001.0mm - 3.0mm
Perforated Sheet (Round Holes)2000 x 10001.0mm - 1.5mm
Perforated Sheet (Round Holes)2500 x 12500.7mm - 1.5mm
Perforated Sheet (Square Holes)2000 x 10001.5mm

CPP Plate ID Finish

2000 x 10003.0mm - 6.0mm
CPP Plate ID Finish

2500 x 1250

3.0mm - 12.0mm
CPP Plate ID Finish3000 x 15003.0mm - 12.0mm
CPP Plate ID Finish4000 x 20002.0mm - 12.0mm
Qaurto Plate ID Finish5" - 125"-
Welded Mesh90" x 48"-
Treadplate3000 x 10003.0mm
Traedplate3000 x 12504.5mm - 8.0mm

Specifications

Commercial

304

EN

1.4301

The most versatile and widely used chromium-nickel (18/8) austenitic stainless steel.

Chemical Composition

EN 10088-3:2005

1.4301 Steel

Element % Present

Carbon (C)

0.00 - 0.07

Chromium (Cr)

17.50 - 19.50

Manganese (Mn)

0.00 - 2.00

Nickel (Ni)

8.00 - 10.50

Nitrogen (N)

0.00 - 0.11

Phosphorous (P)

0.00 - 0.05

Silicon (Si)

0.00 - 1.00

Sulphur (S)

0.00 - 0.03

Iron (Fe)

Balance

Alloy Designations

Stainless steel grade 1.4301/304 also corresponds to the following designations but may not be a direct equivalent:

  • S30400
  • 304S15
  • 304S16
  • 304S31
  • EN58E

Supplied Forms

  • Bar
  • Fittings & Flanges
  • Strip
  • Pipe
  • Tube
  • Sheet
  • Rod
  • Plate

Applications

  • Sinks and splashbacks
  • Saucepans
  • Cutlery and flatware
  • Architectural panelling
  • Sanitaryware and troughs
  • Tubing
  • Brewery, dairy, food and pharmaceutical production equipment
  • Springs, nuts, bolts and screws

Characteristics

  • Excellent welding & forming properties
  • High corrosion resistance
  • Excellent drawing properties
  • Machinability is reasonable

Mechanical Properties

EN 10088-3:2005

Bar & Section Up to 160mm Dia / Thickness

Property Value

Elongation A50 mm

45 Min %

Hardness Brinell

215 Max HB

Proof Stress

190 Min MPa

Tensile Strength

500 to 700 MPa

EN 10088-2:2005

Sheet Up to 8mm Thick

Property Value

Proof Stress

230 Min MPa

Tensile Strength

540 to 750 Mpa

Elongation A50 mm

45 Min %

EN 10088-2:2005

Plate From 8mm to 75mm thick

Property Value

Proof Stress

210 Min MPa

Tensile Strength

520 to 720 MPa

Elongation A50 mm

45Min %

Disclaimer

This Data is indicative only and as such is not to be relied upon in place of the full specification. In particular, mechanical property requirements vary widely with temper, product and product dimensions. All information is based on our present knowledge and is given in good faith. No liability will be accepted by the Company in respect of any action taken by any third party in reliance thereon. Please note that the 'Datasheet Update' date shown above is no guarantee of accuracy or whether the datasheet is up to date.

The information provided in this datasheet has been drawn from various recognised sources, including EN Standards, recognised industry references (printed S online) and manufacturers' data. No guarantee is given that the information is from the latest issue of those sources or about the accuracy of those sources. Material supplied by the Company may vary significantly from this data but will conform to all relevant and applicable standards. As the products detailed may be used for a wide variety of purposes and as the Company has no control over their use; the Company specifically excludes all conditions or warranties expressed or implied by statute or otherwise as to dimensions, properties and/or fitness for any particular purpose, whether expressed or implied. Advice given by the Company to any third party is given for that party's assistance only and without liability on the part of the Company. All transactions are subject to the Company's current Conditions of Sale. The extent of the Company's liabilities to any customer is clearly set out in those Conditions; a copy of which is available on request.