Q420R Steel Plate For Boiler Heat Exchanger

Gnee Steel (Tianjin) Co., Ltd. is one of the most professional q420r steel plate for boiler heat exchanger manufacturers and suppliers in China. Welcome to wholesale customized q420r steel plate for boiler heat exchanger at competitive price from our factory. Good service and quality products are available.

 

High Strength Q420R Steel Plate for Boiler Heat Exchanger

 

Q420R steel plate is a high strength steel plate used in various industrial applications. It has several properties that make it a popular choice among engineers and designers. This article will explore the benefits of Q420R steel plate and why it is an essential material for a variety of construction projects.

One of the most significant advantages of Q420R steel plate is its high tensile strength. It has a yield strength of 420MPa, which means that it can withstand a considerable amount of pressure before deforming or breaking. This property makes it an ideal material for use in heavy machinery and equipment that require high strength components. It is also commonly used in the construction of bridges and other large structures that must withstand extreme loads.

Another important property of Q420R steel plate is its excellent toughness. It has a low brittle transition temperature, which means that it can resist cracking and fracturing even in low-temperature environments. This characteristic makes it an ideal material for use in applications that require durability and reliability in harsh conditions. It is also highly resistant to wear, which makes it an excellent choice for parts that are subject to heavy wear and tear.

 

Mechanical properties

GB713	Thickness	Tensile Strength	Yield	Elongation	Temperature	Impact
Grade	mm	Mpa	Strength	min.	℃	Energy
Q245R	3-16mm	400-520	≥245Mpa	25%	0	34J
	16-36mm		≥235Mpa
	36-60mm		≥225Mpa
	60-100mm	390-510	≥205Mpa	24%
	100-150mm	380-500	≥185Mpa
	150-250mm	370-490	≥175Mpa
Q345R	3-16mm	510-640	≥345Mpa	21%	0	41J
	16-36mm	500-630	≥325Mpa
	36-60mm	490-620	≥315Mpa
	60-100mm	490-620	≥305Mpa	20%
	100-150mm	480-610	≥285Mpa
	150-250mm	470-600	≥265Mpa
Q370R	10-16mm	530-630	≥370Mpa	20%	-20	47J
	16-36mm		≥360Mpa
	36-60mm	520-620	≥340Mpa
	60-100mm	510-610	≥330Mpa
Q420R	10-20mm	590-720	≥420Mpa	18%	-20	60J
	20-30mm	570-700	≥400Mpa

 

 

 

 

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