CSA Z245.15-01

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1.

Scope

1.1

General This Standard covers steel valves primarily intended for use in oil or gas pipeline systems.

The following types of valves are covered: (a),,gate valves; (b),,plug valves; (c),,ball valves; and (d),,check valves.

1.2

Size, Nominal Pressure Class, and Category

1.2.1

Size This Standard covers valves in sizes from NPS 2 to NPS 60, inclusive.

(Refer to Appendix A, Table A1.)

1.2.2

Nominal Pressure Class This Standard covers valves having cold working-pressure ratings designated by nominal pressure classes from PN 20 to PN 420, inclusive.

The standard nominal pressure classes are shown in Table 1. (ASME class designations are shown in Appendix B.)

1.2.3

Category This Standard covers valves in the following categories: (a)

Category I – valves without requirements for proven notch-toughness properties; and (b)

Category II – valves with requirements for proven notch-toughness properties.

1.3

End Configuration This Standard covers standard end requirements for flanged, buttwelding, and wafer-type valves.

Other end configurations are considered non-standard and are subject to agreement between the purchaser and the manufacturer.

Published:

05/01/2001

Number of Pages:

64

File Size:

1 file , 390 KB

Note:

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