DNV DNVGL-RU-SHIPS PART 2 CHAPTER 2 PDF

The chapter specifies requirements for metallic materials used for construction of vessels and their equipment with respect to:

— manufacture

— inspection and tolerances

— repair

— identification and certification

— condition of supply and heat treatment

— test units, test material and test specimens

— grading systems

— chemical composition

— mechanical properties

— other test requirements, e.g. corrosion test, drop weight test, etc.

The requirements apply for assignment of class.

Upon agreement, the scope may be extended to other applications.

Application

The following materials/products are covered:

— rolled steels including rolled stainless steels

— clad steel and steel-aluminium transition joints

— pipes of steel, stainless steels, aluminium alloys, copper alloys and titanium alloys

— forgings and castings of steel, iron, stainless steels, copper alloys and aluminium alloys.