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   STAINLESS STEEL CASTINGS
  Stainless steel castings from Franklin Bronze are available in a variety of durable alloys.
Franklin Bronze & Alloy Company offers rough-cast or machine-finished castings in brass, bronze, aluminum, stainless steel, and nickel-boron alloys in commercial, federal, and military grades.

STANDARD STAINLESS STEEL CASTING ALLOYS
Typical Casting Compositions of Corrosion-Resistant
Stainless Steel Casting Alloys
ALLOY CASTING INSTITUTE
DESIGNATION
ALLOY
TYPE
NEAREST AISI TYPE ASTM SPECIFI-
CATION

CHEMICAL COMPOSITION

OTHER ELEMENTS
NI CR C MAX. MN MAX. SI MAX. MO MAX.
CA-15 12CR 410 A-296 1 11.5-
14
.15 1.00 1.50 0.5  
CA-40 12CR 420   1 11.5-
14
.20-.40 1.00 1.50 0.5  
CB-30 20CR 431 A-296 2 18-
22
.30 1.00 1.50    
CC-50 28CR 446 A-296 4 26-
30
.50 1.00 1.50    
CD-4MCu 26CR-
5NI
    4.75-
6.00
25-
27
.04 1.00 1.50 1.75-
2.25
CU 2.75-
3.25
CE-30 29CR-
9NI
  A-296 8-11 26-
30
.30 1.50 2.00    
CF-3 19CR-
10NI
304L   8-12 17-
21
.03 1.50 2.00    
CF-8 19CR-
9NI
304 A-296 8-11 18-
21
.08 1.50 2.00    
CF-20 19CR-
9NI
302 A-296 8-11 18-
21
.20 1.50 2.00    
CF-3M 19CR-
10NI
316L   9-13 17-
21
.03 1.50 1.50 2-3  
CF-8M 19CR-
10NI
316 A-296 9-12 18-
21
.08 1.50 1.50 2-3  
CF-12M 19CR-
10NI
316   9-12 18-
21
.12 1.50 1.50 2-3  
CF-8C 19CR-
10NI
317 A-296 9-12 18-
21
.08 1.50 2.00   *See Below
CF-16F 19CR-
10NI
303 A-296 9-12 18-
21
.16 1.50 2.00 1.5 **See Below
CG-18M 19CR-
10NI
317   9-13 18-
21
.08 1.50 1.50 3-4  
CH-20 25CR-
12NI
309 A-296 12-15 22-
26
.20 1.50 2.00    
CK-20 25CR-
20NI
310 A-296 19-22 23-
27
.20 1.50 2.00    
CN-7M 20CR-
29NI
    27-31 18-
22
.07 1.50 1.50 1.75-
2.50
CU 3.00 Min.
OTHER ELEMENTS—
CF-8C * Cb (8 x C Min.) 1.0 Max. or Cb + Ta 10 x C Min. 1.35 Max.
CF-16 ** Se 0.20-0.35 P 0.17 Max.

Typical Casting Compositions of Heat-Resistant
Stainless Steel Casting Alloys
ALLOY CASTING INSTITUTE
DESIGNATION
ALLOY
TYPE
ASTM
SPECIFICATION
NEAREST AISI TYPE

CHEMICAL COMPOSITION

NI CR C MAX. MN MAX. SI MAX. MO MAX.
HA 8-10 CR       8-10 .20 .35-.65 1.00 .90-1.2
HC 28 CR A-297 446 4 Max. 26-30 .50 1.00 2.00 0.5
HD 28 CR-6NI   327 4-7 26-30 .50 1.50 2.00 0.5
HE 28 CR-9NI A-297 312 8-11 26-30 .20-.50 2.00 2.00 0.5
HF 19 CR-9NI A-297 302B 9-12 19-23 .20-.40 2.00 2.00 0.5
HH 25 CR-12NI A-297 309 11-14 24-28 .20-.50 2.00 2.00 0.5
HI 28 CR-15NI     14-18 26-30 .20-.50 2.00 2.00 0.5
HK 28 CR-20NI A-297 310 18-22 24-28 .20-.60 2.00 2.00 0.5
HL 30 CR-20NI     18-22 28-32 .20-.60 2.00 2.00 0.5
HN 25 NI-20CR A-297 311 23-27 19-23 .20-.50 2.00 2.00 0.5
HT 35 NI-15CR A-297 330 33-37 13-17 .35-.75 2.00 2.50 0.5
HU 39 NI-19CR A-297 330 37-41 17-21 .35-.75 2.00 2.50 0.5
HW 60 NI-12CR     58-62 10-14 .35-.75 2.00 2.50 0.5
HX 66NI-17CR     64-68 15-19 .35-.75 2.00 2.50 0.5

For more information on Franklin Bronze & Alloy Company, click here. For more details on our stainless steel castings, e-mail us today or call (814) 437-6891.

2001 Franklin Bronze & Alloy Company, Inc.

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Franklin Bronze & Alloy Company, Inc.
655 Grant Street • Franklin, PA 16323
(814) 437-6891 • Fax: (814) 432-3781
E-Mail: sales@franklinbronze.com