|
MECHANICAL
COMPOSITION
| Grade |
Tensile
Strength Mpa, (Min) |
Yield
Strength
Mpa, (Min) |
%Age
Elongation
in 50mm
gauge length min |
Hardness
(Max) |
| BHN |
Rb |
| J-301
|
515
|
205
|
40
|
217
|
95
|
| J-304
|
515
|
205
|
40
|
201
|
92
|
| J-304H
|
515
|
205
|
40
|
201
|
92
|
| J-304L
|
485
|
170
|
40
|
201
|
92
|
| J-304LN
|
515
|
205
|
40
|
201
|
92
|
| J-309
|
515
|
205
|
40
|
217
|
95
|
| J-309S
|
515
|
205
|
40
|
217
|
95
|
| J-310
|
515
|
205
|
40
|
217
|
95
|
| J-310S
|
515
|
205
|
40
|
217
|
95
|
| J-316
|
515
|
205
|
40
|
217
|
95
|
| J-316L
|
485
|
170
|
40
|
217
|
95
|
| J-316LN
|
515
|
205
|
40
|
217
|
95
|
| J-316Ti
|
515
|
205
|
35
|
217
|
95
|
| J-317
|
515
|
205
|
40
|
217
|
95
|
| J-317L
|
515
|
205
|
40
|
217
|
95
|
| J-317LN
|
550
|
240
|
40
|
217
|
95
|
| J-321
|
515
|
205
|
40
|
217
|
95
|
| J-347
|
515
|
205
|
40
|
201
|
92
|
| J-409
|
380
|
205
|
20
|
179
|
88
|
| J-409RC
|
350
|
170
|
30
|
179
|
88
|
| J-409M
|
450
|
275
|
20
|
187
|
90
|
| J-410
|
450
|
205
|
20
|
217
|
96
|
| J-410S
|
415
|
205
|
22
|
183
|
89
|
| J-405
|
415
|
170
|
20
|
179
|
88
|
| J-430
|
415
|
205
|
22
|
183
|
89
|
| J-430Ti
|
360
|
175
|
27
|
179
|
88
|
| J-436
|
450
|
240
|
22
|
|
89
|
| J-420
|
690
|
|
15
|
217
|
96
|
| JBS
|
|
|
|
|
|
| JSL
AUS(J1) |
550
|
205
|
40
|
217
|
95
|
| J3
|
600
|
250
|
40
|
217
|
95
|
| J4
|
700
|
350
|
40
|
217
|
95
|
|
 |