30w4Cr2VA chemical composition and mechanical properties

Chemical composition (mass fraction) /%

Carbon C (%): 0.26 ~ 0.34
Silicon SI (%): 0.17 ~ 0.37
Manganese MN (%): ≤ 0.40
Sulfur S (%): ≤ 0.030
Phosphorus P (%): ≤ 0.030
Chromium CR (%): 2.00 ~ 2.50
Nickel NI (%): ≤ 0.35
Copper CU (%): ≤ 0.25
Vanadium V (%): 0.50 ~ 0.80
Tungsten W (%): 4.0 ~ 4.5

Mechanical Properties

Sample size: In addition to the tensile strength and other performance parameters of the test results for reference
Yield strength σs (Mpa): ≥ 1470 (150)
Elongation δ5 (%): ≥ 1323 (135)
Elongation δ10 (%): ≥ 7
Impact energy: ≥ 40