Materials

Wilfley Heavy Duty Centrifugal Pumps Materials Alloys Irons

Metals

Material ASTM
Classification
Typical
Hardness
Typical
Tensile Strength
Erosion
Rating
304L A743
Grade CF3
170 HBN 75,000 psi
(517 MPa)
316L A743
Grade CF3M
180 HBN 70,000 psi
(483 MPa)
Alloy 20 A743
Grade CN7M
145 HBN 62,000 psi
(427 MPa)
Alloy B A494
Grade N7M Mod.
200 HBN 76,000 psi
(524 MPa)
Alloy C A494
Grade CW2M
155 HBN 72,000 psi
(496 MPa)
Alloy C Max A494
Grade CW2M
155 HBN 72,000 psi
(496 MPa)
Alloy G A494
Grade CX2MW Mod.
220 HBN 80,000 psi
(552 MPa)
CD4MCuN A890
Grade 1B
255 HBN 100,000 psi
(689 MPa)
WCD4™ A890
Grade 1B
345 HBN 164,000 psi
(1,131 MPa)
Ductile Iron A536
Grade 65-45-12
160 HBN 65,000 psi
(448 MPa)
MAXALLOY® 2 A532
Class II, Type B
685 HBN 60,000 psi
(414 MPa)
MAXALLOY® 5 A532
Class III, Type A
615 HBN 80,000 psi
(552 MPa)
MAXALLOY® 5A A532
Class III, Type A
740 HBN 90,000 psi
(621 MPa)
NiHard 4 A532
Class I, Type D
628 HBN 60,000 psi
(414 MPa)
White Iron Similar to
A532
430 HBN 45,000 psi
(310 MPa)

Non-Metallics

Material Tensile
Strength
Tensile
Modulus
Flexural
Strength
Flexural
Modulus
CPS 21,000 psi
(145 MPa)
2,300,000 psi
(15,858 MPa)
32,000 psi
(221 MPa)
1,950,000 psi
(13,445 MPa)
Kynar® 6,000 psi
(41 MPa)
175,000 psi
(1,207 MPa)
8,000 psi
(55 MPa)
230,000 psi
(1,586 MPa)
Tefzel® 6,500 psi
(45 MPa)
1,900,000 psi
(13,100 MPa)
10,000 psi
(69 MPa)
1,300,000 psi
(8,963 MPa)
W35 19,700 psi
(136 MPa)
1,190,000 psi
(8,205 MPa)
27,200 psi
(188 MPa)
990,000 psi
(6,826 MPa)

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Mark ScottMaterials