SMS union is the Swedish standard hygienic fitting. It can be recognized by the round slotted nut and square section joint ring. Probably the most widely used hygienic fitting worldwide, there is always a small crevice between the face of the male spigot and the liner Therefore, it facilitates the removal of sections of pipe work without the need of to disturb adjacent sections.
•Wall Thickness: Fittings OD25mm-OD51mm sizes are manufactured with 1.25 mm wall thickness. The OD63.5 fittings size is manufactured with 1.5mm wall thickness. The OD76.1 fittings size is manufactured with 1.6mm wall thickness. And the OD101.6 fittings size is manufactured with 2.0mm wall thickness.