OS-C401译本.pdf

OFFSHORE STANDARD
DNV-OS-C401DNV岸外结构标准编号：DNV-OS-C401

FABRICATION AND TESTING OF OFFSHORE STRUCTURES
岸外结构组装和试验标准
APRIL 2004
DET NORSKE VERITAS
FOREWORD

DET NORSKE VERITAS (DNV) is an autonomous and independent foundation with the objectives of safeguarding life, prop-
erty and the environment, at sea and onshore. DNV undertakes classification, certification, and other verification and consultancy
services relating to quality of ships, offshore units and installations, and onshore industries worldwide, and carries out research
in relation to these functions.

DNV Offshore Codes consist of a three level hierarchy of documents:

— Offshore Service Specifications. Provide principles and procedures of DNV classification, certification, verification and con-
sultancy services.
— Offshore Standards. Provide technical provisions and acceptance criteria for general use by the offshore industry as well as
the technical basis for DNV offshore services.
— Recommended Practices. Provide proven technology and sound engineering practice as well as guidance for the higher level
Offshore Service Specifications and Offshore Standards.
DNV Offshore Codes are offered within the following areas:
A) Qualification, Quality and Safety Methodology
B) Materials Technology
C) Structures
D) Systems
E) Special Facilities
F) Pipelines and Risers
G) Asset Operation
H) Marine Operations
Amendments and Corrections
This document is valid until superseded by a new revision. Minor amendments and corrections will be published in a separate
document on the DNV web-site; normally updated twice per year (April and October). To access the web-site, select short-cut
options "Technology Services" and "Offshore Rules and Standards" at /
The electronic web-versions of the DNV Offshore Codes will be regularly updated to includ