Knowledge

"07" indicates that the carbon (C) content is ≤ 0.07%;
"Ni5" indicates that the average content of nickel (Ni) is 4.75% - 5.25%;
"DR" is the

16Mo3 pressure vessel steel is a high-quality steel widely used in petroleum, chemical, power, food, etc. industries. It has excellent mechanical prop

ABS Grade E shipbuilding steel requires enhanced corrosion resistance for harsh marine environments. Through strategic alloying (Cu, Cr, Ni) and advan

To manufacture ABS Grade E high-strength shipbuilding steel, steel mills must implement strict metallurgical controls and specialized rolling processe

The American Bureau of Shipping (ABS) mandates stringent Non-Destructive Testing (NDT) protocols for shipbuilding materials, particularly ultrasonic t

ABS (American Bureau of Shipping) Grade E steel is a high-strength, low-alloy (HSLA) structural steel widely used in shipbuilding for critical compone

Lloyd's Register (LR) factory certification and product inspection ensure manufacturing facilities and their outputs meet stringent maritime industry

Lloyd’s Register (LR) Grade E steel is a high-tensile structural steel used in critical ship components such as hull plating and decking. Compared to

Welding LR Grade E high-tensile steel requires strict control of multiple parameters to prevent defects while maintaining mechanical properties. As a

Lloyd's Register (LR) Grade E steel is widely used in critical ship structures due to its high strength and toughness. However, fabrication processes

DNV has established comprehensive classification rules and industry initiatives to support maritime's transition to low-carbon fuels. These frameworks

DNV provides specialized classification rules and additional notations for unique vessel types like LNG carriers and cruise ships, addressing their di