gentleman, thank you for your replies, you've given me so much to think about. I appreciate being able to attack this problem from such a diverse and multitude of angles. Each of you to have helped me make great strides in building a better mousetrap, thank you.
the Max design pressure is 2000 psi, I operated it at 1500 PSI, there is no center post on the poppet, on the bottom of the dish there is a small concave dish, reverse going up. The crack will form on the outside of the poppit, forming a triangle to the center. The chemical I use is a...
Stamped valve,304 stainless, 1/8 inch thick, temperature cycles from 40° to 140° quickly. Valve in pump head assembly. valve cracks at approximately 1000 hours, can anyone suggest a higher quality stainless that will still handle my chemicals and is less resistant to cracking.
