共找到 150 條與 公稱通徑 相關的標準，共 10 頁
本標準規定了管道元件公稱通徑的定義、標記及系列。 本標準適用于輸送流體用管道元件的公稱通徑
Nominal size for pipe components
Nominal diameter of pipes and piping accessories
本標準規定了工業自動化儀表的公稱通徑值系列。 本標準適用于測量或控制管道系統流體介質的工業自動化儀表的公稱通徑值。 公稱通徑值工業自動化儀表的公稱通徑值應符合表!1 的規定。 表1 公稱通徑值 單位為毫米1.0 25 250 1 000 3.000
Values of nominal size for industrial process measurement and control instruments
本標準規定了工業自動化儀表公稱通徑值系列。 本標準適用于測量或控制管道系統流體介質的工業自動化儀表的公稱通徑值
Industrial process measurement and control instrument.Series of nominal size
船用通風系統管路和附件的公稱通徑
Normal diameters for ventilation pipe line and accessories for ships metric series
Flow measurement: Flange pressure differential pressure device with nominal diameter of 10 to 400
Tube connections and fitting. Nominal diameters. Series
Ships and marine technology - Shut off valves extra light duty - DN 32 to DN 125, PN 10
La presente norma è la versione ufficiale in lingua inglese della norma europea EN 13959 (edizione ottobre 2004). La norma specifica le
Anti-pollution check valves - DN 6 to DN 250 inclusive family E, type A, B, C and D
Ships and marine technology - Non return valves non shut off type extra light duty - DN 32 to DN 125, PN 10
Stainless steel wire wrapped well screens - Part 3: Sizes DN 500 to DN 1000 flanged screens with continuous slot
The purpose of this document is to specify: -- field of application of anti-pollution check valves; -- backflow prevention properties, dimensional
Anti-pollution check valves - DN 6 to DN 250 inclusive family E, type A, B, C and D
1.1 This specification covers the polyethylene material and dimensions applicable to flange adapters (FAs) used to connect polyethylene
Standard Specification for Lap-Joint Type Flange Adapters for Polyethylene Pressure Pipe in Nominal Pipe Sizes x00BE; in. to 65 in.
1.1 This specification covers the polyethylene material and dimensions applicable to flange adapters (FAs) used to connect polyethylene
Standard Specification for Lap-Joint Type Flange Adapters for Polyethylene Pressure Pipe in Nominal Pipe Sizes x00BE; in. to 65 in.
This document specifies: a) the field of application; b) the requirements of hose union anti vacuum valves; c) dimensional and physio-chemical
Devices to prevent pollution by backflow of potable water - Hose Union anti-vacuum valves - DN 15 to DN 25 inclusive Family H, type B and type D - General technical specification
