Specifications: 1) Sizes: 1/2 - 12" 2) Pressure class: 150 - 2,500lb. 3) Suitable temperature: -28 ~ 425oC 4) Suitable medium: water, steam, oil products, nitric acid, acetic acid 5) Body material: a105, cf8, cf8m, cf3, cf3m, f11, f22 6) Connection: FF, RF