If you are a manufacturer of equipments that utilizes hoses, sooner or later, you have to ponder your hose couplings. Buy the best quality hose or the tube will be wasted if you choose a hose that is not enough or badly chosen.
What is a Woodruff Key?
A woodruff key is a semi-circular, fitting partially within a circular segment keyway with the rest of the fitting in a longitudinal keyway slot in the meeting portion. The circular portion may be cut directly by plunge cutting with a circular woodruff relief without any kind of relief.
Basically what is coupling?
As the name suggests, a coupling is a fitting which permits a hose to be connected either to some type of faucet or another hose. You will also find expansion brass hose fittings which will effectively permit a hose of a single diameter to couple with a hose of a bigger diameter.
How are couplings sized?
While placing an order for a coupling, the vital measurements are length, interior diameter, and the size of the hole at the other end and the stem length. With respect to couplings, the things that should be considered are the outer diameter of the stem. The stem length should also match with the length of the ferrule.
Composition of the material
The various applications for which a woodruff key and hose fittings are utilized for overall performance feature and have different material composition. Popular metals are stainless steel, brass and aluminum. Steel with nickel or zinc is also possible. Places where the hose is designed to offer drinking water; lead free brass is a mandatory requirement. You can also discuss about it with the manufacturers if you have any kind of queries.
