Knowledge

09MnNiDR is a national standard steel plate for low-temperature boilers and pressure vessels meeting the -70°C standard. The execution standard for 09

15MnNiDR is a normalized low-alloy plate for low-temperature pressure vessels, specified in GB/T 3531. Its performance indicators are low-temperature

13MnNiMoR pressure vessel steel plate is an important engineering material, widely used in pressure vessels in various fields such as petroleum, chemi

"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 is a carbon molybdenum pressure vessel steel plate to EN 10028-2 that keeps usable design strength above 350 C. This article explains its compos

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 Grade E is a normal-strength hull structural steel certified to the ABS Rules, matched to Grades A, B and D in strength but impact tested at -40 C

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

Grade E shipbuilding plate is defined by a -40 degC impact class, not by strength, and that single requirement pulls a longer test list behind it. Thi

Welding LR E-grade ship plate is governed by a small set of controllable parameters: heat input within 15-35 kJ/cm, preheat of at least 100 °C, a capp