Straight thread fittings use an O-ring or some other means of sealling where as mentioned pipe thread is tapered. Getting fittings to line up is easy. I see them most for hydraulic fittings (not ...
(MENAFN- Market Press Release) September 10, 2022 1:44 am - Iker's steel coupling is the latest innovation in fastening technology. The coupling consists of two steel discs that are screwed together ...