DIN17155 17Mn4 steel

DIN17155 17Mn4 steel plates is a kind of material for boiler and pressure vessel steel. DIN17155 17Mn4 steel plates is charactered by a minimum yield strength of 220 - 295MPa and by good weldability, so 17Mn4 steel is mainly used for manufacturing boilers, pressure vessels and pipes transporting hot liquids.the following are DIN17155 17Mn4 steel plate's chemical composition and mechanical properties. DIN17155 17Mn4 chemical analysis -% by mass* (max)

Grade	C. %	Mn%	S	N	Cu	Nb	Ti	Si	P	AL	Cr	Mo	Ni	Vi
17Mn4	0.08-0.2	0.9-1.5	0.015	0.012	0.3	0.02	0.03	0.4	0.025	0.020	0.30	0.08	0.30	0.02

DIN17155 17Mn4 mechanical properties

Grade	Type	Thickness mm	Yield strength Mpa(min)	Tensile Strength MPa	Elongation % (min)	Impact Energy (KVJ) (min)
Grade	Type	Thickness mm	Yield strength Mpa(min)	Tensile Strength MPa	Elongation % (min)	-20°	0°	+20
17Mn4	Normalized	≤16 16>to≤40 40>to≤60 60>to≤100 100>to≤150 150>to≤250	295	460-580	21	27	34	40
			290	460-580	21	27	34	40
			285	460-580	21	27	34	40
			260	460-580	21	27	34	40
			235	440-570	21	27	34	40
			220	430-570	21	27	34	40

17Mn4 steel plate specification:

Thickness: 0.3-300mm

Width: 1500-3800mm

Length: 6000-18000mm

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