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Carpenter Custom 630 (17-Cr-4Ni) Precipitation Hardening Stainless Steel, Condition H 900 (Age-Hardened 482°C/1hr/AC)

Category Metal , Ferrous Metal , Stainless Steel , Precipitation Hardening Stainless , T S10000 Series Stainless Steel
Manufacturer Carpenter Technology Corporation (Cartech)
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Carpenter Custom 630 (17-Cr-4Ni) Precipitation Hardening Stainless Steel, Condition H 900 (Age-Hardened 482°C/1hr/AC).pdf
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Material Notes:
Data provided by Carpenter Technology Corporation.Custom 630 (17Cr-4Ni) is a martensitic precipitation/age-hardening stainless steel offering high strength and hardness along with excellent corrosion resistance. It has good fabricating characteristics and can be age hardened by a single-step, low temperature treatment. It has been used for a variety of applications including oil field valve parts, chemical process equipment, aircraft fittings, fasteners, pump shafts, nuclear reactor components, gears, paper mill equipment, missile fittings, and jet engine parts. Project 70® stainless Custom 630 is an improved machinability modification.
Physical Properties Metric English Comments
Density 7.80 g/cc
0.282 lb/in³
Mechanical Properties Metric English Comments
Hardness, Brinell 420
420
Hardness, Knoop 450
450
Estimated from Rockwell C
Hardness, Rockwell C 44
44
Hardness, Vickers 430
430
Estimated from Rockwell C
Tensile Strength, Ultimate 1365 MPa
198000 psi
793 MPa

@Temperature 538 °C
 115000 psi

@Temperature 1000 °F
952 MPa

@Temperature 482 °C
 138000 psi

@Temperature 900 °F
1103 MPa

@Temperature 427 °C
 160000 psi

@Temperature 801 °F
1186 MPa

@Temperature 316 °C
 172000 psi

@Temperature 601 °F
Tensile Strength, Yield 1262 MPa

@Strain 0.200 %
 183000 psi

@Strain 0.200 %
643 MPa

@Strain 0.200 %,
Temperature 538 °C
 93300 psi

@Strain 0.200 %,
Temperature 1000 °F
814 MPa

@Strain 0.200 %,
Temperature 482 °C
 118000 psi

@Strain 0.200 %,
Temperature 900 °F
910 MPa

@Strain 0.200 %,
Temperature 427 °C
 132000 psi

@Strain 0.200 %,
Temperature 801 °F
1000 MPa

@Strain 0.200 %,
Temperature 316 °C
 145000 psi

@Strain 0.200 %,
Temperature 601 °F
Elongation at Break 15 %
15 %
In 50 mm
13 %

@Temperature 427 °C
 13 %

@Temperature 801 °F
 In 50 mm
13 %

@Temperature 316 °C
 13 %

@Temperature 601 °F
 In 50 mm
13 %

@Temperature 482 °C
 13 %

@Temperature 900 °F
 In 50 mm
17 %

@Temperature 538 °C
 17 %

@Temperature 1000 °F
Reduction of Area 52 %
52 %
46 %

@Temperature 316 °C
 46 %

@Temperature 601 °F
51 %

@Temperature 427 °C
 51 %

@Temperature 801 °F
52 %

@Temperature 538 °C
 52 %

@Temperature 1000 °F
55 %

@Temperature 482 °C
 55 %

@Temperature 900 °F
Modulus of Elasticity 197 GPa
28600 ksi
Poissons Ratio 0.272
0.272
Shear Modulus 77.4 GPa
11200 ksi
Calculated
Charpy Impact 21.0 J
15.5 ft-lb
V-notch
Thermal Properties Metric English Comments
CTE, linear 10.8 µm/m-°C

@Temperature 21.0 - 93.0 °C
 6.00 µin/in-°F

@Temperature 69.8 - 199 °F
11.3 µm/m-°C

@Temperature 21.0 - 316 °C
 6.28 µin/in-°F

@Temperature 69.8 - 601 °F
11.7 µm/m-°C

@Temperature 21.0 - 427 °C
 6.50 µin/in-°F

@Temperature 69.8 - 801 °F
Specific Heat Capacity 0.419 J/g-°C

@Temperature 0.000 - 100 °C
 0.100 BTU/lb-°F

@Temperature 32.0 - 212 °F
 condition H 900
Thermal Conductivity 17.9 W/m-K

@Temperature 149 °C
 124 BTU-in/hr-ft²-°F

@Temperature 300 °F
 condition H 900
22.6 W/m-K

@Temperature 482 °C
 157 BTU-in/hr-ft²-°F

@Temperature 900 °F
 condition H 900
Component Elements Properties Metric English Comments
Carbon, C <= 0.070 %
<= 0.070 %
Chromium, Cr 15 - 17.5 %
15 - 17.5 %
Copper, Cu 3.0 - 5.0 %
3.0 - 5.0 %
Iron, Fe 73 %
73 %
as remainder
Manganese, Mn <= 1.0 %
<= 1.0 %
Nb + Ta 0.15 - 0.45 %
0.15 - 0.45 %
Nickel, Ni 3.0 - 5.0 %
3.0 - 5.0 %
Niobium, Nb (Columbium, Cb) <= 0.45 %
<= 0.45 %
Phosphorous, P <= 0.040 %
<= 0.040 %
Silicon, Si <= 1.0 %
<= 1.0 %
Sulfur, S <= 0.030 %
<= 0.030 %
Tantalum, Ta <= 0.45 %
<= 0.45 %
Electrical Properties Metric English Comments
Electrical Resistivity 0.0000770 ohm-cm
0.0000770 ohm-cm
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