The ultrasonic flaw detection of equivalent grades of nm450 steel

The company adheres to the principle of integrity, standardization and efficiency, wins the market with technology, gains reputation with creative services, and wholeheartedly provides customers with high-quality equivalent grades of NM450 steel, efficient and fast services. Facing the future, adhere to independent innovation.

42CrMo4 material is an alloy structural steel with high strength, high hardenability, good toughness, small deformation during quenching, and high creep strength and endurance strength at high temperatures. 42CrMo4 steel is a modified AISI 4140 steel. The equivalent grades of NM450 steel product is mainly used in the manufacturing of seamless hydraulic cylinder or gas cylinder, heavy machinery, cranes, excavators and forklifts, etc.

Mechanical Properties A242 steel:ASTM A242 specification is made for low alloy steel with high strength, it has good atmospheric corrosion resistance, some applications has shown that it has better corrosion resistance than ASTM A36 steel and ASTM A572 Grade 50.Tensile: 70 ksi min (3/4 and under), 67 ksi min (3/4-1.5) 63 ksi min (over 1.5-4)Yield: 50 ksi min (3/4 and under), 46 ksi min (3/4-1.5) 42 ksi min (over 1.5-4)Elongation: 16% min in 8” 19% min in 2” (for plates wider than 24”)

We have full ranges of gas cylinder steels, not only GB standard gas cylinder steel, but also JIG standard and EN standard materials. Such as SG255, SG295, HP265, P245NB, etc. The MOQ is 200 tons. For the gas cylinder steel coil, we can do equivalent grades of NM450 steel further processing in our processing center and provide you gas cylinder steel plates. And we can punch steel discs for your convenient use.

We guarantee to provide all technical data required by users within one hour to provide reasonable quotation; to provide equivalent grades of NM450 steel reasonable quotation for products consulted by users within one hour; to provide investigation reception: we guarantee to receive the investigation of users at any time and provide various convenient conditions for users.

The company adheres to the business philosophy of "good quality, customer first, honesty and trustworthiness", and strives to provide customers with high-quality equivalent grades of NM450 steel products and excellent services. Our company's products equivalent grades of NM450 steel are widely used in petroleum, chemical, power station, boiler and other industries, mainly used in reactors, heat exchangers, separators, spherical tanks, oil and gas tanks, liquefied gas tanks, nuclear energy reactor pressure shells and other equipment.