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UNE-EN ISO 11961:1996 (Ratificada)

UNE-EN ISO 11961:1996 (Ratificada)

Industrias del petróleo y del gas natural. Tubos de acero para uso como tubos de perforación. Especificaciones. (ISO 11961:1996) (Ratificada por AENOR en febrero de 1997.)

PETROLEUM AND NATURAL GAS INDUSTRIES. STEEL PIPES FOR USE AS DRILL PIPE. SPECIFICATION (ISO 11961:1996) (Endorsed by AENOR in February of 1997.)

Cancellation date:
2008-12-01
Ratification date:
1997-02-01 /Anulada
International equivalences:

EN ISO 11961:1996 (Identical)

ISO 11961:1996 (Identical)

Cancellations:

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