20MnMoNi4-5 STEEL PLATE

Manganese-molybdenum-Nickel alloy 20MnMoNi4-5,20MnMoNi4-5 steel plate,20MnMoNi4-5 steel sheet have to be done Quenched and tempered heat treatment when rolling.The steel grade 20MnMoNi4-5 is mainly used to bulid boilers and pressure vessels.Ultrasonic examination shall be choose from steel standard EN 10160 Class S0E1,S1E1,S0E2,S1E2,S2E2,S2E3,S3E3,S3E4.

Technical Requirements & Additional Services for 20MnMoNi4-5 steel plate:
♦ High tension test
♦ Low temperature impacting test
♦ Simulated post-welded heat treatment (PWHT)
♦ Ultrasonic test under EN 10160,ASTM A435,A577,A578
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Shot blasting and Painting,Cutting and welding as per end user’s demands 

►Mechnical property for 20MnMoNi4-5 steel plate:

Thickness(mm)	Yield strength (≥Mpa)	Tensile strength (Mpa)	Elongation in ≥,%
T≤40	470	590-750	18
40<T≤60	460	590-730
60<T≤100	450	570-710
100<T≤150	440
150<T	400	560-700

►Chemical composition for 20MnMoNi4-5 steel plate (Heat Analysis Max%)

Main chemical elements composition of 20MnMoNi4-5 steel plate
C	Si	Mn	P	S	N	Cr	Cu	Mo	Ni	V
0.15-0.23	0.40	1.00-1.50	0.020	0.010	0.012	0.20	0.20	0.45-0.60	0.40-0.80	0.02