Stainless Steel Investment Castings

Stainless Steel Investment Castings

Barron Industries manufactures stainless steel investment castings for components requiring high resistance to corrosion and wear, often without the need to apply costly secondary plating or coating. Common markets for stainless steel investment castings include defense, oil and gas, medical and many more.

Barron Industries can manufacture custom stainless steel investment castings from a few ounces to 250 pounds. All materials are manufactured for internal strength and integrity. Barron is AS9100 certified and ITAR compliant and we support our casting processes with non-destructive testing.

Barron is a leading manufacturer of stainless steel investment castings


The most common stainless steel alloys we pour are listed below, but we are capable of pouring other air melt alloys on request. We can also provide specific material chemistry and mechanical specifications if needed.

400 Series Stainless Steel Guidelines

Alloy
(ANSI Equivalent)
Condition Tensile Strength (psi) 0.2% Yield Strength (psi) % Elongation Range Hardness Range or Max
CA-15 (410) Annealed
Hardened
-
95-200,000
-
75-160,000
-
5-12
100 Rb
94 Rb-45 Rc
IC 15-5 PH Hardened 135-170,000 110-145,000 5-15 26-38 Rc
CA6NM 110,000 80,000 15 30 Rc
IC 416 (416) Annealed
Hardened
-
200-225,000
-
75-160,000
-
3-8
100 Rb
94 Rb-45Rc
CA-40 (420) Annealed
Hardened
-
100-160,000
-
130-210,000
-
0-5
25 Rc
30-52 Rc
IC 431 (431) Annealed
Hardened
-
100-160,000
-
75-105,000
-
5-20
30 Rc
20-40 Rc
IC 440A (440A) Annealed
Hardened
30 Rc
35-56 Rc
IC 440C (440C) Annealed
Hardened
35 Rc
40-60 Rc
IC 17-4 (CB7CU-1) Annealed
Hardened
-
150-190,000
-
140-160,000
-
6-20
36 Rb
34-44 Rc
CD-4MCu Annealed
Hardened
100-115,000
135-145,000
75-85,000
100-120,000
20-30
10-25
94-100 Rb
29-32 Rc

300 Series Stainless Steel Guidelines

Alloy
(ANSI Equivalent)
Condition Tensile Strength 0.2% Yield Strength (psi) % Elongation Range Hardness Rb or Max
CF-3 (304L) Annealed 70-85,000 40-50,000 35-50 90
CF-8 (304) Annealed 70-85,000 40-50,000 35-50 90
CH-20 (309) Annealed 70-80,000 30-40,000 30-45 90
CK-20 (310) Annealed 60-75,000 30-40,000 35-45 90
CF-3M (316L) Annealed 70-85,000 40-50,000 35-50 90
CF-8M (316) Annealed 70-85,000 40-50,000 35-50 90
IC 316F (316F) Annealed 70-85,000 40-50,000 25-50 90
CF-16F (303) Annealed 65-75,000 30-35,000 35-45 90
CF-8C (347) Annealed 70-85,000 32-36,000 30-40 90
CN-7M (304L) Annealed 65-75,000 25-35,000 35-45 90
HK Annealed 65-75,000 35-45,000 10-20 100