The Pxc series is a 316L stainless steel with an ISO 1127. It is a 90° welding bends with an internal Ra 0.8 or 0.4. The equipment is manufactured by FG Inox. DN 13,5 has an Ep of 1,6, 45 A, 25.0 B and 20 R.
The equipment still have many types of different nominal diameter, sizes and ranges.