![1/2" FNPT x 1/2" FNPT Series 685 Polypropylene Check Valve with FKM Seals, 1/3 PSI Cracking Pressure & Hastelloy Spring | U.S. Plastic Corp. 1/2" FNPT x 1/2" FNPT Series 685 Polypropylene Check Valve with FKM Seals, 1/3 PSI Cracking Pressure & Hastelloy Spring | U.S. Plastic Corp.](https://www.usplastic.com/catalog/images/products/Valves/400/22352psku.jpg)
1/2" FNPT x 1/2" FNPT Series 685 Polypropylene Check Valve with FKM Seals, 1/3 PSI Cracking Pressure & Hastelloy Spring | U.S. Plastic Corp.
![Hastelloy C276 ASME SB-575/SB-574/SB-622/SB-619/SB-775/SB-516/SB-366/SB-564 sheets, plates, round bar, buttweld pipe fittings, forged fittings, flanges, fasteners, seamless, welded, pipe, tube Hastelloy C276 ASME SB-575/SB-574/SB-622/SB-619/SB-775/SB-516/SB-366/SB-564 sheets, plates, round bar, buttweld pipe fittings, forged fittings, flanges, fasteners, seamless, welded, pipe, tube](https://www.pacificstainlessalloys.com/images/asme-b16-11-fittings.jpg)
Hastelloy C276 ASME SB-575/SB-574/SB-622/SB-619/SB-775/SB-516/SB-366/SB-564 sheets, plates, round bar, buttweld pipe fittings, forged fittings, flanges, fasteners, seamless, welded, pipe, tube
![File:Válvula de bola en Hastelloy CX2MW, Hastelloy C22 y Hastelloy C276, una aleación de níquel, similar al inconel, monel e incoloy..jpg - Wikimedia Commons File:Válvula de bola en Hastelloy CX2MW, Hastelloy C22 y Hastelloy C276, una aleación de níquel, similar al inconel, monel e incoloy..jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/8/8e/V%C3%A1lvula_de_bola_en_Hastelloy_CX2MW%2C_Hastelloy_C22_y_Hastelloy_C276%2C_una_aleaci%C3%B3n_de_n%C3%ADquel%2C_similar_al_inconel%2C_monel_e_incoloy..jpg)