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ISO/TR 7470:1988 PDF
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Valve outlets for gas cylinders — List of provisions which are either standardized or in use
Specifies details for types of threads and thread sizes. Tabulates nominal diameters from 9,73 mm up to and including 30 mm together with the corresponding pitches and designations, refers to the national standards of concern (table 1). Table 2 contains valve outlets for toxic gases; valve outlets for flammable gases are given in table 3. Table 4 gives valve outlets for oxidizing gases, and table 5 includes valve outlets for inert gases.
| Edition | 1988 |
|---|---|
| Published Date | 1988 |
| Published By | International Standardization Organisation/Technical Reference |
| Page Count | 12 |
