ObsoleteGo to latest versionSY/T 5415-2012

SY/T 5415-1991Cone bit worn evaluation method (English PDF)

SY/T 5415 | Evolution and historical versions

Std ID	Title	Status
SY/T 5415-2012	Use and dull grading system of bits	Valid
SY/T 5415-2003	Use and dull grading system of bits	Obsolete
SY/T 5415-1991	Cone bit worn evaluation method	Obsolete

SY/T 5415-1991 is obsolete. It has been replaced by SY/T 5415-2003. This page sells the obsolete edition, for projects and contracts that still cite it.

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Level / Type

National · Recommended

Scope

SY/T 5415-1991 (Cone bit worn evaluation method) is available as an English-translated PDF.

SY/T 5415-1991 is the Chinese industry standard "Cone bit worn evaluation method". It is obsolete: it has been replaced by SY/T 5415-2003.

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Document preview — SY/T 5415-1991

Document data

1 Document data

Sector: Petroleum & Gas (industry standard).

Status: obsolete, replaced by SY/T 5415-2003.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

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