This article is about Hastelloy (C276) Wrought Fittings and technical specification based on international codes and standards of ASTM B 366 UNS N10276.
Hastelloy (C276) Wrought Fittings | ASTM B 366 UNS N10276
| Scope Description | Hastelloy (C276), wrought, welded, butt-weld end, pipe fittings. |
| Material Specification | ASTM B 366, UNS N10276, Solution Annealed |
| Dimensional
Specification |
ASME B16.9. Caps: Spun heads and shapes other than ellipsoidal may only be supplied with the written approval of Company . The E1 dimension for larger than DN600 (NPS 24) shall be stated by the supplier with the quotation. |
| Purchase Order | See purchase order for type of fitting, DN or NPS, schedule or weight class or wall thickness, number of pieces, and delivery and shipping instructions. |
| Lengths | Not applicable. |
| Tolerances | ASME B16.9. |
| Drawings | Not required. |
| Calculations | Not required. |
| Chemical Composition | As Per ASTM B 366, UNS N10276 |
| Mechanical Strength | As Per ASTM B 366, UNS N10276 |
| Welding | Not applicable. |
| Heat Treatment | ASTM B 366, UNS N10276 |
| Inspection | ASTM B 366 – Company inspection is not required, unless specified in the purchase order. |
| Testing shall be done as per | ASTM B 366 – For all items manufactured by welding, hydrostatic pressure testing is required at 1.5 times the maximum allowable working pressure. |
| Examination shall be done as per | ASTM B 366 |
| Certification | A test report to ASTM B 366. Also see General Piping Material Purchase Specification. |
| Marking | ASME B16.9, ASTM B 366, UNS N10276. Marking shall also include the heat identification and the Commodity Code. Also see General Piping Material Purchase Specification. |
| Protection | ASTM B 366 |
| Color Coding | Not required. |
| Packing | Shipment and Packing Specification for Equipment. 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 |
Application Notes
Stainless steel, seamless and welded, butt-weld fittings (Ej = 0.8). Pressure: As calculated for equivalent pipe. Temperature: -40° to +260°C (-40° to +500°F).
Note: This engineering specification shall be used in conjunction with General Piping Material Purchase Specification.