Metal hose is stocked in the following materials:
- Stainless Steel 304/L
- Stainless Steel 321
- Stainless Steel 316/L
- High Nickel Alloy 625
- Monel 400
- Hastelloy C276
Other grades are available to order. Hose braid is typically stainless steel of the same grade as the core hose or 316/L with higher alloy core.
When considering the hose material it is important to also consider the design temperature.
The allowable pressure rating of metal hose for a particular material will decrease with temperature being typically around 0.5 of rated pressure at 500C - the exact figure depending on the material.