17Mn4 STEEL PLATE

17Mn4,17Mn4 steel plate,17Mn4 steel sheet are under steel standard DIN 17155 for boiler and pressure vessel bulidings.Currently more and more users use boiler steel plate P295GH replacement of boiler steel plate 17Mn4 which both owned the minimum yield strength at 290 Mpa and tensile strength within 460-580Mpa.When delivery steel plate 17Mn4,the original mill test certificates shall be issued by our mill under format EN10204 3.1 format,if customers need the third party inspection for order,the mill test certificates shall be issued under format EN10204 3.2.

Technical Requirements & Additional Services for 17Mn4 steel plate:
♦ Low temperature impacting test
♦ Rolling under standard NACE MR-0175 (HIC+SSCC)
♦ 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 17Mn4 steel plate:

Thickness (mm)
17Mn4	≤ 16	> 16 ≤ 40	> 40 ≤ 60	> 60 ≤ 100	> 100
Yield strength (≥Mpa)	290	285	280	255	230
	≤ 60			> 60 ≤ 100	> 100
Tensile strength (Mpa)	460-580			450-570	440-570

►Chemical composition for 17Mn4 steel plate (Heat Analysis Max%)

Main chemical elements composition of 17Mn4 steel plate
C	Si	Mn	P	S	Al(total)	Cr
0.14-0.20	0.40	0.90-1.40	0.035	0.030	≥0.02	0.25
Cu	Mo	Nb	Ni	Ti	V
0.30	0.10	0.01	0.30	0.03	0.03