1 Scope
This standard specifies the scope, types, requirements, inspection methods, inspection rules, marking, packaging and storage and transportation of metallic ring-joint gaskets for steel pipe flanges.
This standard is applicable to metallic ring-joint gaskets for use with ring-jointed sealing face steel pipe flanges with the nominal diameters of DN15~DN900 and nominal pressures of PN20~PN420.
2 Normative References
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments (excluding correction) to, or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of these documents is applicable. For undated references, the latest edition of the normative document referred to applies.
