DIN 17155 19Mn6 steel pipe,19 Mn 6 steel tube Material Mechanical properties

DIN 17155 19Mn6 steel pipe,19 Mn 6 steel tube Material Mechanical properties
DIN 17155 19Mn6 gas cylinders and gas vessels tube forgings forging temperature: heating temperature of 1200 ℃, heat 1 min • mm-1, initial forging temperature 1100 ~ 1150 ℃, the final forging temperature ≥850 ℃, air cooling after forging, heat treatment after forging using positive, the heating temperature is 910 ~ 940 ℃, holding time of 1 min • mm-1 air-cooled .

DIN 17155 19Mn6 gas cylinders and gas vessels tube Chemical composition(%)

Grades	C max	Si max	Mn. max	P max	S max	N max	AL min	Nb max	Ti max	V max
19Mn6	0.2	0.5	0.7	0.025	0.015	0.009	0.02	0.05	0.03	-

19Mn6 steel pipe Mechanical properties

Grades	Yield Strength ReH[N/mm2] transv.min.	Tensile Strength Rm[N/mm2]transv.	Fracture Elongation [%]transv. min.
19Mn6
			thickness	Total elongation A1
			< 3 mm	≥ 19%
	355	510 - 620	≥ 3 mm	≥ 24%

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