Inox Mare at Fastener Poland 2025 – Meet us in Kraków!
We are excited to announce our participation as exhibitors at the 8th edition of Fastener Poland, the leading international trade fair for fasteners and fixing systems in Central and Eastern Europe. What to know about the fair. WHEN? October 15–16, 2025 WHERE? EXPO Kraków, Galicyjska 9, 31-586 Kraków, Poland Here you’ll find all the details […]
Thread Pitch: How to Identify the Thread Type?
What Is the Difference Between Plain and Curved Spring Washers?
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 the first question? What is the difference to using a plain or a curved spring lock washers? Our expert answer: […]
Stainless Steel Decking Screws: 10 Good Reasons to Buy Them!
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 stainless steel decking screws are the solution to your problems! Outdoor wood floor (decking screws): small details making the difference […]
Types of Thread – What Elements Characterize Them?
Usually, screws, bolts and nuts have single threads. However, there are double-threaded (or triple-threaded) components that provide an advance equal to twice (or three times) the pitch, respectively. It is possible to differentiate the various types of threads required by standards for the profile shape. The latter, in fact, are intended to fulfil functional requirements […]
What Are the Different Tensile Tests for Fasteners?
Today, in 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 of finished screw This type of test is intended to determine simultaneously: Moreover, we report that the testing with oblique […]
How to Make a Correct Designation System for Fasteners?
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 of fasteners. Furthermore, the “UNI ISO 1891:2014 – Fasteners – Terminology” provides translation guidance for terms and nomenclature commonly used […]
Screws With Opaque Head. Is It a Problem?
Today we look at one of the technical questions that we received from our customers. Do the heads of the screws with large diameter have to be polished and opaque? The problem The AISI 316/A4 stainless steel M27x100 samples of screws are delivered to your warehouse. Open the box and the screws are opaque head […]
What Are Benefits and Limitations of Use of Thread Rolling Process?
The threads obtained by rolling process have a fiber direction that increases the mechanical resistance of the thread itself, caused by cold deformation. What are the benefits of thread rolling process? Here are all benefits: And what are the limitations? Indeed, there are the limitations of use of thread rolling process: Thread rolling process and […]
What Is the Thread Rolling Process?
How do you make screws, bolts and similar? Today, we talk about the thread rolling process. What is the thread rolling process? The thread rolling process allows the cold forming. The threats are formed on cylindrical sections and making them go through 2 molds that translate and rotate. How do you get the profile? During […]