Technical

Hastelloy C-276, UNS N10276 or W.Nr. 2.4819, is the most universally corrosion-resistant nickel alloy. It is widely used in various applications involving sulfuric acid of an extensive range of concentrations and temperatures. The two isocorrosion diagrams shown below illustrate relative …

The ASME Boiler and Pressure Vessel Code Section II Part D provides the nominal coefficients of thermal conductivity for Hastelloy C-276(UNS N10276). The values are listed in below table: *Temp.: °F; *TC: thermal conductivity for Hastelloy C-276, Btu/hr-ft-°F. *Values of thermal …

Designated with nominal composition 54Ni-16Mo-15Cr, Hastelloy C-276 flanges of ASME B16.5 can be manufactured from ASTM B462 Gr. N10276 forgings or ASTM B575 Gr. N10276 plates. It shall be solution annealed and not to be used over 675°C[1250°F]. The pressure-temperature …

The thermal expansion coefficients for Hastelloy C-276(UNS N10276) are provided in below tables. All tabulated values are abstracted from ASME BPVC Section II Part D (Properties). 1. Instantaneous Coefficient of Thermal Expansion for Hastelloy C-276 *Temp.: temperature, unit: °F. *Coefficient A: …

Hastelloy C-276 fittings manufactured to ASTM B366 Gr. N10276 can be furnished in either seamless or weld types. Its nominal composition is 54Ni-16Mo-15Cr and the fittings shall be solution annealed. The fittings can be used for a plurality of applications based …

Hastelloy C-276 pipe fittings refer to factory-made wrought nickel alloy fittings manufactured to ASTM B366 UNS N10276. It can be designated as CRHC276(corrosion resistant fittings) or WPHC276(ASME pressure fittings). The fittings can be manufactured from pipe or tube of ASTM …

ASME Boiler and Pressure Vessel Code(BPVC) Section II Part D has listed the thermal expansion coefficients at elevated temperatures for ASTM A420 WPL6 material which pertains to Group 1. These coefficients include the instantaneous coefficient of thermal expansion, the mean coefficient of …

Pipe fittings of ASTM A420 WPL6 are widely utilized in pressure piping and pressure vessel service at low-temperatures. They can be furnished in accordance with a variety of ASME and MSS standards. According to ASME Boiler and Pressure Vessel Code, ASTM …

Hydrogen-induced craking (HIC), also referred to as hydrogen stress cracking or static fatigue, is a typical form of hydrogen embrittlement. It is characterized by the brittle fracture of a normally ductile alloy under sustained load in the presence of hydrogen. …

Hastelloy B2 seamless pipe or tube refers to the nickel-molybdenum alloy pipe or tube manufactured to ASTM B622 UNS N10665. The pipe or tube shall be supplied in solution annealed and descaled condition. It shall be furnished with plain ends …

EN 1092 is a series of standard specifications for flanges and their joints – circular flanges for pipes, valves, fittings and accessories, PN designated. These directive codes are released by EU’s standardization organization CEN and they are mainly derived from relative British …

1. ASTM G48 Method A: Ferric Chloride Pitting Test In order to study the pitting resistance of Incoloy 825 in high chloride-ion environments, pitting test shall be conducted in accordance with ASTM G48 Method A. The specimen is a piece of …