论文部分内容阅读
R本附录中所包括的资料或内容是为想取得NB授权证书以使用“R”(修理)认证标志钢印的组织的指导。附录C—R为NB14,NB对修理打有ASME及NB钢印的锅炉及压力容器的批准,修订5版的复制。定期审阅该出版物显示出技术性修改的必要,所以我们要提醒本附录的用者与全国协会联系以便取得最近版的NB—14。应注意的是发放“R”钢印并不局限于一些主要业务是修理锅炉及压力容器的公司或持
R The information or content included in this appendix is intended as guidance for organizations that want to obtain an NB Authorization Certificate to use the “R” (Repair) certification mark. Appendix C-R is NB14, NB for the approval of the repair of boilers and pressure vessels stamped with ASME and NB seals, revision 5 of the copy. Periodically reviewing this publication shows the need for technical changes, so we remind users of this appendix to contact the National Association for the most recent version of NB-14. It should be noted that the issuance of “R” stamps is not limited to some companies whose main business is repairing boilers and pressure vessels