Screws & Bolts
Manufacture of standard and special heat treated screws and bolts.
Products according to standards UNI 5737 - 5738 - 5728 - 5931 - 5932 - 5933 - 5712 - 6104 - 6105 - 5732 - 5733 - 9327 e DIN 912 - 931 - 933 - 7991 - 610 - 609 - 960 - 7990 - 6912 - 6921 - 7984 - 7964 - 7968 - 561 - 7999 - ITN 32215 - 32210 - 32401 and many more.
Inches thread screws WW - UNC - UNF with diameter from 3/8" to 1"1/4 and lengths up to 31 inches. We produce also captive screws: UNI 5915 - 5911 - 5912 - 5909 - 5914 - 5919 and others. At customer's request, we can also produce 8 to 36 diameter using materials such as: 5.6 – 6.8 – 8.8 – 10.9 – 12.9 – B7M – L7M and other special alloy. These materials cover all our production.
Rolling
Rolling works.
Thread: rolling before or after the reclamation treatment, in order to give the bolt uniform mechanical characteristics on all its parts, especially on the thread.
Design
Study and estimation.
Starting from the proposed design, the BCB qualified staff realizes the study and the estimation of the requested product.
Warehouse
Always stocked to ensure speed and autonomy.
The large BCB stock is continually refurnished by all necessary materials and different diameters to ensure maximum delivery speed and autonomy in the process of manufacture and control. Our warehouse is constantly and automatically stocked of materials such as B7 - L7 - 41CR4 - 38MKB - 42CRM04 - 38NCD4 – C45 and other alloys from 7.05 to 36 diameter.