Pumps. Shaft sealing systems for centrifugal and rotary pumps
泵 离心泵和旋转泵的轴封系统

2006-07-31

Pumps — Shaft sealing systems for centrifugal and rotary pumps
泵和泵；离心泵和旋转泵的轴封系统

2004-02-02

离心泵和转子泵用轴封系统
Shaft sealing systems for centrifugal and rotary pumps

2017-11-01

BS EN ISO 21049. Pumps. Shaft-sealing systems for centrifugal and rotary pumps
BS EN ISO 21049 泵 离心泵和旋转泵的轴封系统

2010-03-31

Pumps - Shaft sealing systems for centrifugal and rotary pumps (ISO 21049:2004)
泵.离心泵和旋转泵的轴封系统（ISO 21049-2004）

2006-03-08

石油化工离心泵和转子泵用轴封系统工程技术规范
Engineering specification of pumps-shaft sealing systems of centrifugal and rotary pumps in petrochemical industry

2019-08-02

Pumps - Shaft sealing systems for centrifugal and rotary pumps (ISO 21049:2004); English version EN ISO 21049:2004
泵.离心泵和旋转泵的轴封系统（ISO 21049-2004）；英语版EN ISO 21049:2004

2005-11-01

Pumps - Shaft sealing systems for centrifugal and rotary pumps (ISO 21049:2004)
泵 - 用于离心和旋转泵的轴封系统（ISO 21049:2004）

2004-12-22

Pumps-Shaft Sealing Systems for Centrifugal and Rotary Pumps, Fourth Edition
离心泵和旋转泵的泵轴密封系统 第四版

2014-05-01

Draft Document - Pumps - Shaft sealing systems for centrifugal and rotary pumps (ISO/DIS 21049:2009); English version prEN ISO 21049:2010, only on CD-ROM
文件草案.泵.离心泵和旋转泵的轴封系统（ISO/DIS 21049-2009）；英文版prEN ISO 21049:2010 仅CD-ROM版

2010-03-01

Datasheets for API Std 682: Pumps-Shaft Sealing Systems for Centrifugal and Rotary Pumps, Fourth Edition
API Std 682数据表:离心泵和旋转泵的泵轴密封系统 第四版

2014-05-01