现行

SH/T 3021-2013

石油化工仪表及管道隔离和吹洗设计规范
Design specification for sealing and purging of instrument and tubing in petrochemical industry

2013-10-17

现行

HG/T 20513-2014

仪表系统接地设计规范
Design code of instrument grounding

2014-05-06

现行

HG/T 20507-2014

自动化仪表选型设计规范
Design code for instrument selection

2014-05-06

现行

HG/T 20512-2014

仪表配管配线设计规范
Design code for instrument piping and wiring

2014-05-06

现行

HG/T 20510-2014

仪表供气设计规范
Design code for instrument air engineering

2014-05-06

现行

JJF 1051-2009

计量器具命名与分类编码
Designation and Classification Code for Measuring Instrument

2009-08-18

现行

ISO 10552-2014

Timekeeping instruments — Crowns and sealed tubes — Designs and dimensions
计时器 - 冠和密封管 - 设计和尺寸

2014-10-01

现行

BS ISO 10552-2014

Timekeeping instruments. Crowns and sealed tubes. Designs and dimensions
计时仪器 牙冠和密封管 设计和尺寸

2014-10-31

现行

GB/T 34839-2017

计时仪器 柄头和密封管的设计和尺寸
Timekeeping instruments—Designs and dimensions of crowns and sealed tubes

2017-11-01

现行

HG/T 20509-2014

仪表供电设计规范
Design code for instrument power supply system

2014-05-06

现行

BS EN 12756-2001

Mechanical seals. Principal dimensions, designation and material codes
机械密封 主要尺寸、名称和材料代码

2001-02-15

现行

UNE-EN 12756-2002

MECHANICAL SEALS. PRINCIPAL DIMENSIONS, DESIGNATION AND MATERIAL CODES.
机械密封 主要尺寸、名称和材料代码

2002-02-20

现行

GB/T 50770-2013

石油化工安全仪表系统设计规范(附条文说明)
Code for design of safety instrumented system in petrochemical engineering

2013-02-07

现行

HG/T 20514-2014

仪表及管线伴热和绝热保温设计规范
Design code for tracing and insulation of instrument and impulse line

2014-05-06

现行

GOST R ISO 7711-3-2010

Инструменты стоматологические вращающиеся. Инструменты алмазные. Часть 3. Размеры зерен, обозначения и цветовой код
牙科旋转仪器 钻石乐器 Gritizes 指定和颜色代码

现行

KS P ISO 2157

치과 — 회전기구의 공칭 지름과 명칭 코드 번호
牙科旋转仪器 - 公称直径和名称代号

2019-11-25

现行

ISO 2157-2016

Dentistry — Nominal diameters and designation code numbers for rotary instruments
牙科旋转仪器 - 公称直径和名称代号

2016-04-29

现行

BS EN ISO 2157-2016

Dentistry. Nominal diameters and designation code numbers for rotary instruments
牙科 旋转仪器的公称直径和名称代号

2016-05-31

现行

JB/T 9845-1999

拖拉机、内燃机用仪表 型号编制规则
Instruments for tractors and internal combustion engines—Code of model designations

1999-08-06

现行

YY/T 1011-2022

牙科学　旋转器械的公称直径和标号
Dentistry—Nominal diameters and designation code numbers for rotary instruments

2022-05-18