The inner and outer surfaces of the elbow should be smooth, without any detrimental strength and appearance defects, such as scars, scratches, heavy leather, etc.,

45 degree Elbow
90 degree Elbow
180 degree Elbow

API 6A - TYPE - 6B 20.7 MPA (3000 PSI)

API 6A - TYPE - 6B 13.8 MPA (2000 PSI) flange

Sanitary Grade T-type Welded Reducing And Variable Diameter Pipe Fittings Stainless Steel Tee -304 Equal-diameter Stainless Steel Tee industrial Pipe Fittings Seamless Tee 304 Stainless Steel Reducing Tee