BS 4825-1:1991+A2:2009
$102.76
Stainless steel tubes and fittings for the food industry and other hygienic applications – Specification for tubes
| Published By | Publication Date | Number of Pages |
| BSI | 2009 | 16 |
This Part of BS 4825 specifies requirements for stainless steel tubes in straight lengths for the food industry and other industries where hygienic requirements are necessary. This standard covers seamless and longitudinally welded austenitic stainless steel tube from 12.7 mm to 406.4 mm outside diameter, and specifies dimensions, tolerances, surface finish and materials.
The standard does not cover ERW tube.
NOTE 1 The suitability of a tube for a hygienic application is determined mainly by its material, finish and the condition of the longitudinal weld (see Clause 7).
NOTE 2 The titles of the publications referred to in this standard are listed on #page 10$.
Specifies dimensions, tolerances, surface finish and materials requirements of seamless and longitudinally welded austenitic stainless steel tubes to BS 3605, from 12.7 mm to 406.4 mm o.d inclusive.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | BRITISH STANDARD |
| 5 | 1 Scope 2 Information to be supplied by the purchaser 2.1 The purchaser is to provide to the supplier the information given in� 2.2 A number of options are permitted by this standard as given in� 3 Materials and manufacture 3.1 The grade of stainless steel shall be selected from the grades of material given in� Table 1 Material grades |
| 6 | 3.2 Tubes shall be made by either the cold finished seamless, or welded and bead rolled process. 3.3 All tubes shall be fully annealed and free from scale (see note�4 to� 3.4 Welded tubes shall be manufactured from flat rolled strip, longitudinally welded across the a… 3.5 For welded tubes, welds joining lengths of strip shall be cut out of the finished tube. 3.6 The tube shall comply with test category�2 of BS�3605. 4 Dimensions Table 2 Dimensions of tubes |
| 7 | 5 Tolerances 5.1 Outside diameter 5.2 Thickness 5.3 Length 6 Surface finish Table 3 Surface finish of tubes 7 Manufacturer’s certificate |
| 8 | 8 Marking 8.1 Individual tubes 8.2 Bundled tubes |
