Power Fittings Model

1 The Hardware Powerfitting product type symbol consists of 1 to 3 Chinese phonetic letters (hereinafter referred to as letters), Arabic numerals (hereinafter referred to as numbers) and additional letters.

2 The first letter and number are the basic components. When the symbol cannot distinguish different types and standards with the basic components, the second or third letter can be added after the first letter; additional letters can be added after the number to indicate.

3 The letters used in the symbol should be uppercase Chinese phonetic letters, and the three letters I, O, and X shall not be used. Letters shall not be superscripted, that is, Ab, B1, etc. shall not be used.

4 Numbers shall be Arabic numerals, and Roman numerals or other numbers shall not be used.