品SENER SERVICIO DE DOCUMENTACION N9897 NFPA 20 Standard for the Installation of Stationary Pumps for Fire Protection 1999 Edition Copyright 1999 NFPA ,All Rights Reserved This edition of NFPA 20 ,Standard for the Installation of Stationary Pumps for Fire Protection ,was prepared by the Technical Committee on Fire Pumps and acted by the National Fire Protection Association ,Inc .,at its May Meeting held May 17-20 ,1999 ,in Baltimore ,MD .It was issued by the Standards Council on July 22 ,1999 ,with an effective date of August 13 ,1999 ,and supersedes all previous editions Changes other than editorial are indicated by a vertical rule in the margin of the pages on which they appear .These lines are included an aid to the user in identifying changes from the previous edition . This edition of NFPA 20 was approved as an American National Standard on August 13 1999 Origin and Development of NFPA 20 The first National Fire Protection Association standard for automatic sprinklers was published in 1896 and contained paragraphs on steam and rotary fire pumps . The Committee on Fire Pumps was organized in 1899 with five members from underwriter associations .Today the mi...
推荐内容/By 规范库
-
BS EN 10028-2 2017压力用途用钢板 第2部分 具有高温特性的非合金和合金钢(英文版).pdf
-
ASME V 2021 无损检测 (859页中文优化版).pdf
-
ANSI AISC 370-21 不锈钢结构建筑规范(英文版)不锈钢结构建筑规范(英文版).pdf
-
API RP 574-2024 管道系统组件的检验实践(英文版).pdf
-
IEC/IEEE 60076-25 2023 Edition 1.0 Power transformers – Part 25 Neutral grounding resistors 电力变压器-第25部分 中性接地电阻器.pdf
-
IEC/IEEE 60076-3 2013 Edition 3.0 Power transformers - Part 3 Insulation levels dielectric tests and external clearances in air 电力变压器 - 第3部分 绝缘水平、介电试验和空气中的外部间隙.pdf
-
BS 3382-1961 Specification for Electroplated coatings on threaded components - Part 1 Cadmium on Steel Components - Part 2 Zinc on Steel Components.pdf
-
中文版 API TR 684-1-2019 侧临界速度、不平衡响应、稳定性、列车扭转和转子平衡.pdf
-
ASTM A335-A335M-24a 高温作业用无缝铁素体合金钢管中文版.pdf