This article is about Aluminum Reducing Insert Fittings (Alloy 5083) and technical specification based on international codes and standards of ASME SB-247.
Aluminum Reducing Insert Fittings (Alloy 5083) | ASME SB-247
| Scope Description | Aluminum, forged, socket-welding reducer insert pipe fittings. |
| Material Specification | ASME SB-247. (ASME SB-221, Alloy 5083, Temper O or H112 is an acceptable alternative material throughout this specification).
Alloy: 5083. Temper: H112. |
| Dimensional
Specification |
MSS SP-79. |
| Purchase Order | See purchase order for type of fitting, DN or NPS, pressure class, number of pieces, and delivery and shipping instructions. |
| Lengths | Not applicable. |
| Tolerances | MSS SP-79. |
| Drawings | Not required. |
| Calculations | Not required. |
| Chemical Composition | ASME SB-247, Alloy 5083. |
| Mechanical Strength | ASME SB-247, Alloy 5083, Temper H112. |
| Welding | Not applicable. |
| Heat Treatment | ASME SB-247, Alloy 5083, Temper H112.
Heat treatment to ASTM B 597 (now B 918) does not apply. |
| Inspection | ASME SB-247. Air Products inspection is not required, unless specified in the purchase order. |
| Testing | ASME SB-247.
No additional tests are required. Tensile survey tests are not required. |
| Examination | ASME SB-247.
Liquid penetrant examinations are not required. |
| Certification | Mill certificate or, in Europe only, inspection certificate Type 3.1 to EN 10204. Also see General Piping Material Purchase Specification. |
| Marking | MSS SP-79. Marking shall also include the heat identification and the Commodity Code. Also see General Piping Material Purchase Specification. |
| Protection | ASME SB-247. Protection to ASTM B 660 is not required. |
| Color Coding | Not required. |
| Packing | Shipment and Packing Specification for Equipment and Materials. Suitable packing shall be provided to ensure that all items arrive at the contractual point of delivery in an undamaged condition. Refer to the purchase order for specific packing standards and instructions. |
| Special Requirements | The hydrogen content of the product shall not exceed 0.3 ppm by mass. The finished product shall be suitable for welding. |
Application Notes
Aluminum socket-welding reducer insert fittings. Pressure: MSS SP-79 as calculated for stated pipe. Temperature: -268° to +65°C (-452° to +150°F).
Note: This engineering specification shall be used in conjunction with General Piping Material Purchase Specification.