What is the difference between 20G and 20# steel grade? The difference between 20G and 20# steel is very big. The chemical elements, mechanical properties, service environment and price of 20G and 20# steel are very different. , 20G and 20# steel can not be compared. They are not of the same grade level, and can not be replaced by each other. 20# steel is high quality carbon structural steel, 20G steel is high pressure boiler steel. , 20# steel does not bear pressure, while the use temperature of 20G steel is 450~480℃.
ASTM A537 class 1 boiler plate is pressure vessel steel. , A537 class 1 boiler plate chemical elements include C, Si, Mn, P, S, Mo, Ni, etc Among them, the carbon content is 024 max, Si content is 013-055%, Mn content is 092-172%, the max contents for both P and S are 0035%, the Mo content is 009% max, and the Ni content is 038% max A537 class 1 boiler plate properties: A537 class 1 boiler plate tensile strength is 450-585 MPa, min yield strength is 310 MPa, and min elongation in 2 in(50mm) is 18%,DIN 17100 St52-3 grade steel mild plate.
The company's after-sales service tenet is "customer first, timely guarantee, enthusiastic service and effective work". In order to establish a set of perfect after-sales service system and strict management system, so that the after-sales service can be effectively guaranteed. The company has set up after-sales service department to ensure timely, unique and effective response to every user's request, coordinate internal resources internally, and put an end to all evasion and delay.
Our hot rolled mild steel sheets offer excellent corrosion resistance property in the server’s environments. The mild steel sheets provide high resistance to nitric and chloride corrosion in sulfide solutions. These SA283 GrC carbon steel plates offer high strength, tensile, yield, mechanical strength, ductility, hardness, toughness, etc. Mild steel sheet is worked very easily in a high-temperature application and show excellent resistance to chloride crossing and cracking stress.
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