The current position:

ROLLED STEEL

release time:2015-12-03 09:12
1 This Chapter applies to the works approval and products inspection of the rolled steel, i.e.normal strength hull structural steel, high strength hull structural steel and high strength quenched and tempered steel for welded structure (including plates, strips and sections) and its materials (including billet, slab and ingot), which are manufactured according to the requirements of CCS Rules for Classification of Sea-going Steel Ships and CCS Rules for Materials and Welding.
2 Where steels are intended for use in boilers and pressure vessels, reference may be made to in this Chapter. Additional property tests may be necessary for works approval and products inspection subject to agreement by CCS.
3 For a rolled coil steel plating works, where the unreeling and crosscutting need subcontracted, the quality management and quality control of the subcontractor on dimension, appearance, straightness and marks transfer are to be included in the works approval by CCS.
4 The rolled coil steel unreeling works is to be subject to works approval by CCS and to type test as appropriate. The unreeled steel plates are to be subject to inspection and a quality certificate endorsed by CCS Surveyor after satisfactory inspection.
5 For a rolled steel plating works, where the billet steel need to be purchased, the billet material is to be ordered from the billet works as approved by CCS.


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