1. Catalogs
  2. ROTHO BLAAS
  3. Screws for wood

Screws for wood

Screws for wood
1 / 276 PagesView full catalog

Screws for wood

Product catalog summary
Overview: Rotho Blaas is an Italian multinational company specializing in advanced technological solutions for the timber building sector. Founded in 1991, it has expanded to 25 countries with over 250 employees. The company manages the entire product lifecycle internally and offers consulting services and software development for calculation and verification.
Global Presence: With affiliates in Europe and South America and logistics centers worldwide, Rotho Blaas aims to be a global reference in the timber building sector.
Production Process: The production process is systematically controlled with third-party supervision, including raw material inspection, cutting, molding, rolling, heat treatment, galvanizing, and packaging.
Quality and Innovation: Emphasizing quality and innovation, the company offers training, technical assistance, and design tools to support professionals.
Product Range: Rotho Blaas provides a wide range of certified screws and fasteners with CE marking, ensuring compliance with European standards.
Packaging and Sustainability: Packaging is designed for practicality and environmental sustainability, using recycled materials.
Technical Specifications: The document provides a detailed analysis of Rothoblaas self-tapping screws used in carpentry, covering specifications, performance tests, and application guidelines.
Specifications: The screws feature a self-perforating tip, notch to prevent wood splitting, and are made from high-resistant steel with eco-friendly coatings. Asymmetric threading enhances wood penetration.
Performance and Testing: The design ensures rapid grip and ease of progress, minimizing wood damage. Internal tests highlight the importance of a sharp tip and coarse thread.
Applications: Suitable for solid wood, glulam, X-Lam, LVL, and wood-based panels, and can be used with steel plates and hooks.
Design and Safety: Fast initial grip allows secure structural connections, with sharp underhead ribs ensuring a good surface finish.
Technical Data: Includes tables of screw dimensions, allowable shear values, and withdrawal resistance according to DIN 1052:1988 standards.
Specifications and Standards: References ETA-11/0030 for mechanical resistance values and adheres to EN 1995:2008 standards.
Calculation Procedures: Shear resistances are calculated for screws without pre-bored holes, with higher resistances possible with pre-bored holes.
Characteristic Values: Tables provide characteristic values for various screw dimensions and configurations.
Design Principles: Design values are derived from characteristic values using coefficients γm and kmod.
Application and Installation: Describes the use of HBS and TBS screws, highlighting their mechanical performance and ease of installation.
Tools and Accessories: Details on tools and packaging, including specifications for automatic screwdrivers.
Connector Specifications: Provides dimensions and mechanical characteristics of connectors, including yield moment and tensile strength.
Procedures: Details procedures for calculating extraction, shear, and sliding values.
Standards and Norms: Adheres to EN 1995:2008 and DIN 1052:1988 standards.
Recommendations: Includes using pre-bored holes for increased resistance and considering wood density in calculations.
Applications: Suitable for solid-wood, glulam, X-lam, LVL, and wood-based-panel joints.
Connector Tensile Strength Calculation: Outlines tensile strength calculations for connectors inserted at 45° and 90° angles.
Installation Guidelines: Specifies minimum distances for connector placement.
Mechanical Characteristics: Provides detailed mechanical properties of connectors.
Additional Features: Mentions free software and personalized consultations to optimize fastening solutions.
Specifications and Materials: Outlines materials and coatings used for carpentry and outdoor structures.
Corrosion Resistance: Discusses the use of salt spray tests to evaluate corrosion resistance.
Connector Resistance: Selection based on static requirements and environmental aggressiveness.
Cost Impact of Fastenings: Discusses the cost impact of materials, connectors, and installation methods.
Research Projects: Ongoing research projects focus on evaluating mechanical behavior and changes in connectors.
Screw Characteristics and Applications: Details various screws used for exterior applications.
Geometry and Mechanical Characteristics: Specifications for screws include material types, diameters, and mechanical properties.
General Principles: Characteristic values comply with EN 1995:2008 standards.
Specifications: References ETA-11/0030 for screw geometry.
Procedures: Axial thread-extraction resistance is calculated at a 90° angle.
Norms and Standards: Shear traction geometry is specified for wood-wood and steel-wood connections.
Recommendations: For OSB-wood joints, minimum spacings can be multiplied by 0.85.
Key Data from Tables: Provides dimensions and allowable values for various screw types.
Applications: Suitable for exterior use in service classes 1-2-3.
Materials and Coatings: Special threading and steel are used for high resistance and ductility.
Specifications and Standards: Adheres to ETA-11/0030 and EN 1995:2008 standards.
Geometry and Minimum Distances: Minimum distances for shear loads are detailed.
General Principles: Characteristic values comply with EN 1995:2008 and ETA-11/0030.
Mechanical Resistance and Installation: Outlines the mechanical resistance of screws.
Product Range and Applications: Details a wide range of screws available in A2 and A4 stainless steel.
See more

Catalog excerpts

Screws for wood-3

Packaged quantities may vary. No liability is assumed for any errors in printing, technical data or translations. Illustrations do not show all the accessories. Images for illustration purposes only. This catalogue is the exclusive property of Rotho Blaas srl and may not be copied, reproduced or published, totally or in part, without prior written consent. All violations will be prosecuted according to law. The values provided must be verified by the designer in charge. No liability is assumed for any printing or typing errors. All rights reserved. Copyright © 2014 by rothoblaas

 Open the catalog to page 3
Screws for wood-5

Rothoblaas is an Italian multinational from the alpine region, a leader in the development and supply of advanced technological solutions for the timber building sector.

 Open the catalog to page 5
Screws for wood-6

Here, everything that involves the product is done internally. We take care of the entire process from the idea to its development, through to its entry on the market. We design, we test, we carry out checks on our products and we follow the entire certification process. We prepare the data sheets and the construction details, we develop the calculation and verification software, and we offer complete consulting. We are responsible for advertising, we create our catalogues, and we are directly involved in every aspect of packaging and labelling. And we do all this with the skills we have within...

 Open the catalog to page 6
Screws for wood-8

ROTHO BLAAS AROUND THE WORLD Rotho Blaas was founded in 1991 as a distributor of machine tools for woodworking. Over the years, it began to specialise in the timber building market, growing and developing Rotho Blaas France SARL an ever more complete structure. Today, the France - Colmar company is one of the main players in the sector at the international level, present in 25 countries, Rotho Blaas GMBH Austria - Innsbruck Rotho Blaas Iberica SL with 7 logistics centres located throughout the Spain - Manresa world and over 250 employees, and it is still Rotho Blaas RU Russia - Saint Petersburg...

 Open the catalog to page 8
Screws for wood-10

quality & innovation more than more than 30000 VISITS PER YEAR TO OUR WEBSITE more than school • training aimed at professionals and designers • courses for companies, sector associations, high schools and universities • large equipped instruction spaces, over 300 square meters • space for practical tests • Rothobar service for events such as presentations, company dinners, exhibits, conventions

 Open the catalog to page 10
Screws for wood-11

choose language browse and download our catalogues calculation software direct contact for information or consultations • technical assistance for professionals and customers in the sector • specialised consultations for designs and worksites • calculation reports • wide range of products

 Open the catalog to page 11
Screws for wood-12

OUR STORY More than 20 years of serving those who design and build with wood. transfer to the new modern headquarters in Cortaccia (Bolzano) marketing fastening systems transfer of offices and warehouse to Ora (Bolzano) only a few types of screws available on the market, with maximum start of exports to Slovenia and Spain creation of the company’s internal technical department Rotho Blaas becomes a producer screws produced reach lengths geometric improvements: cutter and notch

 Open the catalog to page 12
Screws for wood-13

expansion of the headquarters in Cortaccia (BZ): a total of 57,000 cubic meters, with 4,250 Rothoblaas is a leader in the opening of the affiliate, building sector, strictly for Rotho Blaas France SARL square meters of warehouse opening of the affiliates and warehouses Rotho Blaas Baltic SIA in Latvia, Fastener Soluciones SA in Ecuador, Rotho Blaas Colombia SAS and Rotho Blaas Chile SPA opening of the affiliates and warehouses affiliate Rotho Blaas Rotho Blaas RU in Russia, Rotho Blaas GMBH Austria Argentina SRL and Rotho Blaas Brasil LTDA affiliate Rotho Blaas positioning among global leaders...

 Open the catalog to page 13
Screws for wood-14

Rothoblaas is a modern producer: it designs, manufactures, certifies and markets its products using its name and its brand. The production process is systematically controlled at every stage (FPC) and the entire procedure is closely supervised by third-party entities that approve and guarantee proper execution. Steel wire enters the plant after being inspected geometric inspection according to regulated tolerances and calibration Steel cleaning The wire coils are carefully traceability both when Precise notches, all-in-one machine Multiple cold presses with name and length MODERN PRODUCTION WITH...

 Open the catalog to page 14
Screws for wood-15

With thesteel annealing and tempering process, Rothoblaas screws obtain the perfect balance between resistance (excellent possibility of bending), thanks to high-level engineering With the lot number and sales order, all production stages registered by the associated checks can be traced: the customer is then sure to receive a certified guality product 9. Quality control at Rothoblaas The FPC procedure continues with a second stage of geometric and mechanical checks Tempering of the steel using special modern furnaces electrolytic tank followed by anti-friction waxing mechanical check: ultimate...

 Open the catalog to page 15
Screws for wood-16

ROTHO BLAAS ASSISTANCE Technical and application problems related to the design and execution of a task can be resolved by selecting the right products and solutions, thanks to assistance from a technical office composed of specialised consultants and technicians. 16 highly specialised technicians work at our office, developing new products, creating data sheets, preparing calculation models, and developing support tools for design and software. We can offer designers, technicians and installers a consulting SPECIALIST MULTILINGUAL courses service aimed at obtaining the utmost efficiency and...

 Open the catalog to page 16
Screws for wood-17

FASTENINGS WATERPROOFING FALL PROTECTION acoustic problems specific design of requested positioning of safety lines resolution of design and execution static calculation technical training technical assistance assistance with assembly Design tools are available on our website: catalogues, technical drawings, instruction papers, technical datasheets and specifications, calculation software

 Open the catalog to page 17

Archived catalogs

  1. Post Bases

    28  Pages

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.