What to do when you encounter a screw with an unusual pitch and cannot recognize the type of thread? Today, we present an example from one of our readers who faced this issue with a …
This week we received on our blog a question very interesting technical question about plain and curved spring washers. We want to share it with you, together with its response that our expert gave. What’s …
Are your customers outdoor wood floor installers, on which it’s essential to be able to safely walk on barefoot? Do others ruin the screws breaking the heads while screwing them on the planks? The new …
Usually, screws, bolts and nuts have single threads. There are, however, elements with double thread (or triple thread) which provide an advancement respectively equal to twice (or three times) of the pitch. It is possible …
Today, on our post we want to talk about the testing methods required by standard 898-1 for fasteners. In particular, today we want to focus on all the tensile tests. Tensile tests with oblique support …
The “UNI 3740-1 – 1999 – Threaded steel connection elements. Technical requirements. General information.” standards, in addition to specifying the general requirements for steel nuts, bolts and studs, also identifies a system for the designation …
Today we look at one of the technical questions that we received from our customers. Have to the heads of the screws with large diameter must be polish and opaque?
The threads obtained by rolling process have a fiber directions that increases the mechanical strength of thread. And that’s all because of cold deformation.
How do you make screws, bolts and similar? Today, we talk about the thread rolling process.
There are 3 types of cold-processing of wire. Here they are specifically treated.