Q345R Pressure Vessel and Boiler Steel

Posted:2018-07-11 15:59:42

GB713 Q345R Pressure Vessel And Boiler Steel Plate

are used in Pressure Vessel, Boiler, Storage Tanks and Heat Exchanger in Oil, Gas Project.Q345R owned the minimum yield strength at 345 Mpa for thin thickness and tensile strength above 510 Mpa. And it has good weldability, in common conditions cold and hot crack are not easy to form.

Steel Grade	C %	Si %	Mn %	Cu %	Ni %	Cr%	Mo %	V %	Ti %	Alt %	P %	S %	Nb
Q345R	0.20	0.55	1.2-1.7	0.30	0.30	0.30	0.08	0.050	0.030	0.020	0.025	0.010	0.050

Thickness/mm	Tensile strengthR/(N/㎡)	Yield strengthR/(N/㎡)	ElongationA/%	Temperature/℃	Impact energy absorptionKV2/J	180°Bending diameter（b≥35mm)
>16-36	510-640	≥345	≥21	0	≥34	d=2a
>36-60	500-630	≥325	≥21	0	≥34	d=3a

If you need Q345R stock or Q345R machining service, you can contact with Katalor, we can make the Q345R quotation according to your demands.

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