Knife Application SUS420J2 Stainless Steel Flat Plate / Flat Bar Stainless Steel 420 for Tools
| Products | Stainess Steel Flat Bar |
| Grade | SUS420J2 |
| Standard | ASTM GB EN JIS |
| Thickness | 4.0 - 100mm |
| Width | 20 - 400mm customs as request |
| Surface Finishing | Pickling , Hairline , Polished |
| Servie | Cutting , Heat treatment |
| Other Grade | 200 Series:201 202 300 Series: 301 304 304L 304H 309S 310S 314 316L 316Ti 317L 321 347 400 Series: 409L 410 420 430 431 436L 439 441 443 444 440A/B/C Others: S31803 S32750 904L 254SMO 253MA C276 Monel400 Inconel 600/625 |
| Application | Structure , Decoration , household, furniture , decoration,Mechanical processing |
| Other Products | Stainless Steel Plate / Sheet / Pipe / Bars / Strips.etc |
About 420 Stainless Steel
Specification of 420J2 Stainless Steel also equivalent to
- 1.4021 | 1.4028 | 1.4034 | 1.2083 | ASTM A276 | S42000 | BS EN 10088 | AISI BS970 | UNS X20Cr13 | X30Cr13
- Japan Spec : SUS420J2
Stainless steel grade 420J2 is inexpensive and highly corrosion resistant steel. It has good corrosion resistance in mild atmosphere as well as domestic and industrial environments. It is also resistant to dilute nitric acid, carbonic acid, ammonia, crude oil, detergent solutions, vinegar, food acids, several petroleum products, and steam.
Stainless steel grade 420J2 is known to possess good strength and reasonable impact resistant properties in hardened and tempered conditions when compared with 440 grades.
Chemical composition
| Steel grade | Std. | C
(carbon) | Si
(silicon) | Mn
(manganese) | P
(phosphorus) | S
(sulfur) | Cr
(chromium) | Mo
(molyb
denum) | V
(vana
dium) | N
(nitrogen) |
| SUS410 | JIS Standards | ≦0.15 | ≦1.00 | ≦1.00 | ≦0.040 | ≦0.030 | 11.50 - 13.50 | - | - | - |
| SUS420J1 | JIS Standards | 0.16 - 0.25 | ≦1.00 | ≦1.00 | ≦0.040 | ≦0.030 | 12.00 - 14.00 | - | - | - |
| SUS420J2 | JIS Standards | 0.26 - 0.40 | ≦1.00 | ≦1.00 | ≦0.040 | ≦0.015 | 12.00 - 14.00 | - | - | - |
| EN1.4116 | EN standard | 0.45 - 0.55 | ≦1.00 | ≦1.00 | ≦0.040 | ≦0.030 | 14.00 - 15.00 | 0.50 - 0.80 | 0.10 - 0.20 | - |
| JFE420H | JFE Standards | 0.60 - 0.65 | ≦0.6 | ≦0.6 | ≦0.040 | ≦0.030 | 12.50 - 14.00 | - | - | ≦0.06 |
Mechanical properties
Annealing (when delivered by JFE Steel)
| Steel grade | Std. | 0.2%Yield strength
N/mm² | Tensile strength
N/mm² | Elongation
(%) | Hardness |
| Hv | HRC |
| SUS410 | JIS Standards | ≧205 | ≧440 | ≧20 | ≦93 | ≦210 |
| SUS420J1 | JIS Standards | ≧225 | ≧520 | ≧18 | ≦93 | ≦234 |
| SUS420J2 | JIS Standards | ≧225 | ≧540 | ≧18 | ≦99 | ≦247 |
| EN1.4116 | EN standard | - | ≦850 | ≧12 | - | ≦280 |
| JFE420H | JFE Standards | ≧195 | ≧410 | ≧18 | ≦90 | ≦210 |
Standard Size of our stainless steel flat bar
| Standard | ASTM A276-06 |
| Size Specification | 3×20 | 5×40 | 8×20 | 10×60 | 15×50 | 20×60 |
| 3×25 | 5×50 | 8×25 | 10×80 | 15×60 | 20×80 |
| 3×30 | 5×60 | 8×30 | 10×100 | 15×80 | 20×100 |
| 3×40 | 5×80 | 8×40 | 12×20 | 15×100 | 25×40 |
| 3×50 | 5×100 | 8×50 | 12×25 | 16×30 | 25×50 |
| 4×20 | 6×20 | 8×60 | 12×30 | 16×40 | 25×60 |
| 4×25 | 6×25 | 8×80 | 12×40 | 16×50 | 25×70 |
| 4×30 | 6×30 | 8×100 | 12×50 | 16×60 | 25×100 |
| 4×40 | 6×35 | 10×20 | 12×60 | 16×70 | 30×40 |
| 4×50 | 6×40 | 10×25 | 12×80 | 16×80 | 30×50 |
| 4×60 | 6×50 | 10×30 | 12×100 | 16×100 | 30×60 |
| 5×20 | 6×60 | 10×35 | 15×20 | 20×30 | 30×80 |
| 5×25 | 6×80 | 10×40 | 15×30 | 20×40 | 30×100 |
| 5×30 | 6×100 | 10×50 | 15×40 | 20×50 | |
Our Stainless Steel Flat Bar Pictures
