Division |
Grade |
Chemical Composition |
Characteristics and Application |
A
U
S
T
E
N
I
T
E |
202 |
18Cr-5Ni-8Mn-N |
Low Nickel, 302 Replacement. Kitchenware |
CS204Cu |
17Cr-2Ni-2Cu-N |
Low Nickel, 304 Replacement |
202M |
17Cr-7Ni-7Mn-N |
Super hardness, Non-Magnetic, Shaft |
302 |
18Cr-8Ni-0.1C |
High Tensile strength. Spring, Constructional use |
303 |
18Cr-8Ni-0.2S |
Good free-cutting ability. Automatic Iathe, Pin |
303Cu |
18Cr-8Ni-2.5Cu |
Improved free cutting and cold heading quality, Shafts Usage |
303F |
18Cr-8Ni-0.3S |
Better free cutting quality than 303 |
304 |
18Cr-8Ni |
Most various usage. General purpose, Kitchenware |
304L |
18Cr-9Ni- L |
Extreme low carbon steel. High anti-corrosion |
304HC |
18Cr-8Ni-2.5Cu |
Cu addition into 304. Super cold heading, Bolt, Nut, Nail |
304J3 |
18Cr-8Ni-2Cu |
Netural properties between 304 and XM-7, Bolts and Nuts Usage |
CS304CU |
17Cr-8Ni-3.5Cu |
Lower Nickel than XM-7, for Cold-Heading, Bolt, Nut |
305 |
18Cr- 13Ni-0.1C |
Low work hardening. Cold heading quality |
309S |
22Cr-12Ni |
High anti-corrosive and heat-resistant for high temperature use |
310S |
25Cr-20Ni |
Oxidation resistance. Heat-resistant conveyor belts |
314 |
25Cr-20Ni-2Si |
Enhanced hardness. Heat-resistant conveyor belts |
316 |
18Cr-12Ni-2.5Mo |
More corrosion-resisting than 304. Anti-rust purpose |
316L |
18Cr-12Ni-2.5Mo- C |
Extreme low carbon 316. High anti-corrosion |
316F |
18Cr-12Ni-2.0Mo-0.1S |
Enhanced free cutting quality by adding sulpur into 316 |
316LF |
18Cr-12Ni-2.0Mo-0.1S- C |
Extremely low carbon of 316F |
316Ti |
18Cr-12Ni-2.5Mo-Ti |
Improved intergranular corrosion resisting by adding titanium into 316 |
321 |
18Cr- 9Ni-Ti |
Ti addition. High temperature purpose |
XM-7 |
18Cr-9Ni-3.5Cu |
Cu addition into 304. Enhanced cold heading quality |
F
E
R
R
I
I
E |
430 |
18Cr |
Good anti-corrosion. Bolts, Nuts, Scrubber |
434 |
18Cr-1Mo |
Improved grade. Better anti-corrosion than 430 |
434A |
18Cr-1Cu |
Improved grade. High quality scrubber |
446 |
25Cr |
Enhanced anti-corrosion ability, electrical appliances |
M
A
R
T
E
N
S
I
T
E |
410 |
13Cr |
High machinability. Fasteners |
416 |
13Cr- 高C |
Better free cutting for automatic lathe |
420J2 |
13Cr-0.3C |
Excellent hardness. Machine shafts, Electric shafts |
420F |
13Cr-高S |
Improved grade. Better machinability than 420J2 |
440C |
18Cr-1C |
Highest hardness among Heat-resistent stainless steel, for nozzel, bearing |