What is hydrogen resistant plate 14Cr1MoR alloy steel

14Cr1MoR steel plate is a special CrMo alloy steel for pressure vessel, which belongs to CrMo hydrogen resistant steel. Executive standard: GB713. 14Cr1MoR alloy steel is usually delivered in tempered or normalized + tempered state.

Chemical composition range of 14Cr1MoR alloy steel:
C: 0.05-0.17, Si: 0.50-0.80, Mn: 0.40-0.65, P: 0.10-0.012, Cr: 1.00-1.50, Ni: 0.20-0.25, Mo: 0.40-0.65.

Mechanical properties range of 14Cr1MoR hydrogen resistant plate:
14Cr1MoR tensile strength (σb / MPA): 520-680
14Cr1MoR yield point (σs / MPA): ≥ 310
14Cr1MoR elongation after fracture (δ 5 /%): ≥ 19
14Cr1MoR impact temperature: - 10℃
14Cr1MoR impact energy Akv (J): ≥ 34

14Cr1MoR chromium molybdenum alloy steel plate is suitable for petrochemical, nuclear power, steam turbine cylinder, thermal power and other large equipment with high temperature and high pressure, which is connected with hydrogen or hydrogen mixed medium.