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Mentenanta Conductelor de Transport Gaze Naturale - Transgaz

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37) EN ISO 6520-1, Welding and allied processes – Classification of<br />

geometric imperfections in metallic materials – Part 1: Fusion welding<br />

38) PD 6493, Guidance on methods for assessing the acceptability of flaws<br />

in fusion wel<strong>de</strong>d structures<br />

39) BS 6990, Co<strong>de</strong> of practice for Welding on steel pipes containing process<br />

fluids or their residuals<br />

40) BS 7910, Gui<strong>de</strong> to methods for assessing the acceptability of flaws in<br />

metallic structures<br />

41) PD 8010-1, Co<strong>de</strong> of practice for pipelines – Part 1: Steel pipelines on<br />

land management<br />

42) SR EN ISO 9000, Sisteme <strong>de</strong> management al calităţii. Aspecte<br />

fundamentale şi vocabular.<br />

43) SR EN ISO 9001, Sisteme <strong>de</strong> management al calităţii. Cerinţe.<br />

44) SR EN ISO 9004, Sisteme <strong>de</strong> management al calităţii. Linii directoare<br />

pentru îmbunătăţirea performanţelor.<br />

45) SR EN 10208-1, Tevi <strong>de</strong> oţel pentru conducte <strong>de</strong>stinate flui<strong>de</strong>lor<br />

combustibile – Condiţii tehnice <strong>de</strong> livrare – Partea 1: Tevi in clasa <strong>de</strong> prescripţii A<br />

46) SR EN 10208-2+AC, Tevi <strong>de</strong> oţel pentru conducte <strong>de</strong>stinate flui<strong>de</strong>lor<br />

combustibile – Condiţii tehnice <strong>de</strong> livrare – Partea 2: Tevi în clasa <strong>de</strong> prescripţii B<br />

47) SR EN 10288, Tevi şi racorduri <strong>de</strong> oţel pentru conducte subterane şi<br />

imersate. Acoperiri exterioare <strong>de</strong> polietilenă extrudată aplicate în două straturi<br />

48) SR EN 10289, Tevi şi fitinguri pentru conducte marine şi terestre.<br />

Acoperiri exterioare cu lichi<strong>de</strong> epoxidice şi epoxidice modificate<br />

49) SR EN 10290, Tevi şi fitinguri pentru conducte marine şi terestre.<br />

Acoperiri exterioare cu poliuretan sau poliuretan modificat aplicate în stare lichidă<br />

50) EN 12007-1 (SR EN 12007-1), Gas Supply Systems – Pipelines for<br />

maximum operating pressure up to and including 16 bar – Part 1: General<br />

functional recommendations<br />

51) EN 12007-2: (SR EN 12007-2), Gas supply systems – Pipelines for<br />

maximum operating pressure up to and including 16 bar – Part 2: Specific functional<br />

recommendations for polyethylene (MOP up to and including 10 bar)<br />

52) EN 12007-3 (SR EN 12007-3), Gas supply systems – Pipelines for<br />

maximum operating pressure up to and including 16 bar – Part 3: Specific<br />

functional recommendations for steel<br />

53) EN 12007-4 (SR EN 12007-4), Gas supply systems – Pipelines for<br />

maximum operating pressure up to and including 16 bar – Part 4: Specific<br />

functional recommendations for renovation<br />

54) SR EN 12068, Protecţie catodică. Acoperiri organice exterioare pentru<br />

protecţia împotriva coroziunii conductelor <strong>de</strong> oţel îngropate sau imersate în<br />

conjuncţie cu protecţia catodică. Benzi şi materiale contractibile<br />

55) EN 12732, Gas supply systems – Welding steel pipework – Functional<br />

requirements<br />

56) SR EN 12954, Protecţia catodică a structurilor metalice îngropate sau<br />

imersate. Principii generale şi aplicaţie pentru canalizare<br />

57) EN 13480-1 (SR EN 13480-1), Metallic industrial piping – Part 1: General<br />

NTMC ___________________________________________________________________________ pag. 37

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