stainless-steel fittings

The AISI 316 stainless steel fittings are available in the 3 following series:
Series 4000 (light series )
Various fittings, nipples, reducers, elbows, tees and three-piece pipe unions from precision casting, that can be used for light applications (max 20 bar).
Series 4500 (heavy series )
Various fittings, nipples, reducers, elbows, tees and three-piece pipe unions from ingot or hot-forgings that can be used for heavy applications (max 130 bar).
Series 5000
Various fittings, nipples, reducers, elbows, tees where the compressive action by the cutting ring prevents pipe displacement according to DIN 2353 standard.
They are particularly suitable for high pressure applications (up to 630 bar) and to be used preferably in static conditions and with no vibrations