Knight GroupStainless Steel: 304
AVAILABILITY
Coil Cut to Length Standard Round Wire Profile Wire
✓Width:
1.2 - 1250 mmThickness:
0.0015 - 6mm
✓Width:
up to 1000mm Thickness:
0.1-3mm Lengths: 25mm - 3000mm
✓0.25 – 8.00 mm dia
✓Up to 45 mm2 area
WHAT WE CAN OFFER
Low Volumes for trials
Fast Turnaround times
Pancake, Traverse Wound, Spool Wound, Cut Length
Unique offering of 3:1 Width: Thickness Ratio
(Normal 8:1)
Efficient and high standard processing that includes:
de-coiling, shearing, cut to length and edge dressing
Disclaimer: Technical specifications are provided for reference only. Please contact the BSI for all current detailed specifications
We tailor our business to you and we with an extensive range of materials stocked. We stock in excess of 1500 items of precision strip in coil, sheet and wire form, so we can consistently provide you with the best products and lead times with competitive pricing. We can supply you with low quantities for prototypes through to large quantities for even the biggest production runs. Materials can be tested by request and thanks to our established supply network, we can source materials outside of our standard range.
www.knight-group.co.uk
QR181 Issue 2, Date 24/04/2018
Part of the Knight Groupwww.knight-group.co.uk
[email protected]@knight-group.co.uk
EUROPEAN NAME
ASTM NAME TYPICAL CHEMICAL COMPOSITION %AISI UNS C Si Mn P S Cr Mo Ni N Cu
1.4301 304 S 30400 0.07 0.75 - 1.00 2.00 0.045 0.030 17.50 - 19.50 - 8.0 - 10.5 0.10 -
1.4307 304L S 30403 0.03 0.75 - 1.00 2.00 0.045 0.030 17.50 - 19.50 8.0 - 12.00 0.10 -
EUROPEAN NAME
ASTM NAME TYPICAL PRACTICAL PROPERTIES
AISI UNS Corrosion Resistance
Cold Forming Weldability Mechanical
Strength
Resistance of hot
oxidisation
1.4301 304 S 30400 Very Good Good Very Good Good Moderate
1.4307 304L S 30403 Very Good Very Good Very Good Moderate Moderate
EUROPEAN NAME
ASTM NAME TYPICAL MECHANICAL PROPERTIES
AISI UNSProof Strength
0.2% Min (N/mm2)
Tensile Strength(N/mm2)
Elong. % Min. (50mm Gauge
Length)
Hardness Max (VPN)
Surface Finish
1.4301 304 S 30400 190 500 - 700 45 226 2B & 2R
1.4307 304L S 30403 175 500 - 700 45 226 2B & 2R
*VPN has been converted from Brinell hardness values
EUROPEAN NAME
ASTM NAME FEATURESKey Features Key Markets ApplicationsAISI UNS
1.4301 304 S 30400
The most common grade of Stainless Steel due to its versatility. Excellent corrosion resistance
in a wide range of environments, excellent formability and welding, superior deep drawing
properties.
Food, Springs & Pressings
Flexible Tube, Pipes, Domestic Appliances, Gaskets, Kitchen wares, Springs, Thread
Fasteners, Sinks, Computer and Monitor parts, Battery Cases, Window Spacers, Architectural
Panels, Heat Exchangers
1.4307 304L S 30403
Low Carbon version of 304, ideal for more corrosive environments. Greater resistance to
intergranular corrosion in welds. Moderate pitting corrosion resistance.
Springs & Pressings Water Tubes for Electric Heaters, Bellows, Pressings, Deep drawn Parts, Expanded Mesh
ALSO AVAILABLE
301, 305, 309s, 310, 316, 316L, 316Ti, 321, 347
Other Stainless Steel Grades are available by request. We also stock a full range of Nickel
Alloys, Aluminium, Titanium, Coppers and Phosphor Bronze
