Products

GB

                         Chemical  Composition%

C

Si

Mn

P

S

Ni

Cr

Mo

Cu

N

others

304L

022Cr19Ni10

0.030

1.00

2.00

0.045

0.030

8.00-12.00

18.00-20.00

-

-

-

-

304N

06Cr18Ni9Cu3

0.08

1.00

2.00

0.045

0.030

8.50-10.50

17.00-19.00

-

3.00-4.00

-

-

XM-21

06Cr19Ni10N

0.08

1.00

2.00

0.045

0.030

7.50-10.50

18.00-20.00

-

-

0.10-0.16

-

304N

06Cr19Ni10NbN

0.08

1.00

2.00

0.045

0.030

7.50-10.50

18.00-20.00

-

-

0.15-0.30

Nb 0.15

305

022Cr19Ni10N

0.030

1.00

2.00

0.045

0.030

8.00-11.00

18.00-20.00

-

-

0.10-0.16

-

Grade steel

Requires non-proportional extension strength

Rp0.2b /(N/mm2)

Tensile Strength

Rm/(N/mm2)

Elongation

A/%

Reduction of Cutting Surface

Hardnessb

HBW

HRB

HV

                     >=

    <=

304L

175

480

40

60

187

90

200

304N

175

480

40

60

187

90

200

XM-21

275

550

35

50

187

90

200

304LN

217

95

220

305

345

685

35

50

250

100

260