Page 120 - PRODUCT CATALOGUE_with background music

Mechanical Properties of Standard Grades in annealed condition

Grade U.T.S. N/mm 2 0.2% Proof % El Hardness Cold Bend
Stress/ YS (GL = 50 mm) max HRB
N/mm Min Min
2
301 515Min 205 40 95 Not required
301L 550 Min 220 45 100 Not required
304 515 Min 205 40 92 Not required
304L 485 Min 170 40 92 Not required
310S 515 Min 205 40 95 Not required
316 515 Min 205 40 95 Not required
316L 485 Min 170 40 95 Not required
321 515 Min 205 40 95 Not required
SSLNA 675 min 375 40 - Not required
SSLNB 650 Min 350 40 - Not required
SSLNQ 675 Min 375 40 - Not required
SSLN1 650 Min 325 40 - Not required
SSLN4 600 Min 275 40 96 Not required
201 515 min 260 40 95 Not required
204 Cu 650 Min 310 40 100 Not required
409 380 Min 170 20 88 180º 1 t
SS409M 450 Min 275 22 92 180º 1 t
410S 415 Min 205 22.* 89 180º 1 t
420 690 Max - 15 96 Not required
430 450 Min 205 22 .* 89 180º 1 t
439 415 Min 205 22 89 180º 1 t
.* 20% Min for Thickness less than 1.27 mm
Physical Properties* (Annealed Conditions) CRSS

Details 301 304/304L 316/316L 310S 430 409
Density (gm/cm ) 7.9 7.9 8.0 7.9 7.7 7.7
3
Modules of Elasticity (kg /mm ) 2 19700 19700 19700 20300 20300 20300
Specific Heat Capacity (Cal/gm/ºC) 0.12 0.12 0.12 0.12 0.11 0.11
Thermal conductivity 0.039 0.039 0.037 0.033 0.0625 0.0595
(Cal/cm /Sec/ºC/cm at 100ºC)
2
Specific Electrical Resistance 72 72 74 80 60 57
(u.cm )
3
Coefficient of thermal 19.8 18.4 16.0 16.9 11.34 11.52
expansion (ºCx10-6, 0-500 ºC)
Melting Range (ºC) 1400-1420 1400-1455 1370-1400 1400-1455 1430-1510 1430-1510
* For Guidance Only

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