304 stainless steel flat bar or “flat stock” is an excellent candidate for most processing techniques. as well as both indoor and outdoor applications. This product has a semi-smooth, dull grey finish and sharply defined edges. With accurate dimensions throughout the length, 304 stainless steel is a high-strength material with excellent corrosion resistance. This makes it ideal for shelves, brackets, bracing, sculptures, and other architectural uses. Also found within the food and beverage industry, aerospace applications, and chemical processing. ASTM A276-10 is the standard specification for structural stainless steel.
ASTM A240/JIS Standard 4304
3.1 MTC is available once order confirmed，all of our products are conformed with JIS G4304 and ASTM A240 standard.
ASTM A240
JIS 4304
Available Size
Available Grades
ASTM A240
JIS 4304
Available Size
| Thickness | Width | Length | Surface Finish |
|---|---|---|---|
| 15~85 mm | 914, 1219, 1524 mm | 3048, 6069 mm Max.10M | Black |
| 3~8 mm | 20~2000 mm | 3048, 6069 mm Max.10M | No.1 |
| 8 up ~ 60 mm | 30~2000 mm | Max. 6096 mm | No.1 |
| 0.23-3.0mm | 30-1524-2000mm | Max. 10M | 2B/No.4/HL/8K |
Available Grades
| Great Britain BS970 | U.S.A AISI/SAE | Germany W-Nr Din | Italy UNI | Japan JIS | France AFNOR | Spain UNE |
|---|---|---|---|---|---|---|
| 17/4PH | ASTM A564 Grade 630 | 50049 1.4542 | – | – | Z7CNU 17-04 | – |
| 303S31 | 303 | 1.4305 X10CrNiS18-9 | X10CrNiS1809 | SUS303 | Z8CNF 18-09 | F.5308 |
| 304S11 | 304L | 1.4307 1.4306 X10CrNiS18-9 | X3CrNi1811 X2CrNi1811 | SCS19 SUS304L | Z1CN18-12 Z2CN18-10 | F.3503 |
| 304S15 | 304 | 1.4301 X5CrNi1810 | X5CrNi1810 | SUS304 | Z4CN19-10FF Z5CN17-08 | F.3504 |
| 316S31 | 316 | X5CrNiMo17133 | X5CrNiMo1713 X8CrNiMo1713 | SUS316 | Z6CND18-12-03 | – |
| 316S11 | 316L | 1.4404 X2CrNiMo17132 | X2CrNiMo1713 X8CrNiMo1713 | SUS316L | Z2CND17-12 Z2CND18-13 | F.3533 F.3537 |
| 321S31 | 321 | 1.4541 X6CrNiTi18-10 | X6CrNiTi1811 | SUS321 | Z6CNT18-10 | F.3523 |
| 310 | 310 310S | 1.4845 X12CrNi25-21 | X6CrNi2521 | SUH310 SUS310S | Z8CN25-20 Z12CN25-20 | – |
| 416S21 | 416 | 1.4005 X12CrS13 | X12CrS13 | SUS416 | Z11CF13 | F.3411 |
| 420S29 | – | 1.4024 X15Cr13 | – | SUS410J1 | Z13C13 | F.3415 |
| 420S37 | 420 | 1.4021 X20Cr13 | X20Cr13 | SUS420J1 | Z20C13 | F.3402 |
| 420S45 | 420F | 1.4028 1.4034 X30Cr13 | (G)X30Cr13 | SUS420J2 | Z30C13 Z33C13 | F.3403 |
| 410S21 | 410 | 1.4006 1.4000 X12Cr13 | X12Cr13 X109Cr13 | SUS410 | Z10C13 | F.3401 |
| 431S29 | 431 | 1.4057 X20CrNi172 | X16CrNi16 | SUS431 | Z15CN16-02 | F.3427 |
Raw material test
All the raw material has been selected from certified raw material suppliers.
surface polishing
Surface defects are the most common problem for stainless steel round bar, all of our bars have been checked by the latest automatic camera to ensure the quality.
package
Bar package and loading has many details. with years experience, we can offer wooden box package and strong PVC package.
