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Technical Manual

Technical Manual
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Technical Manual

Product catalog summary
Introduction
STRAUB is a renowned manufacturer of pipe joints, recognized for its expertise and quality. The company is ISO 9001 and ISO 14001 certified, ensuring high-quality and environmentally friendly products.
Principle and Types of Couplings
STRAUB couplings are designed for universal application across different pipe materials. The main types are STRAUB-GRIP, which is pull-out resistant, and STRAUB-FLEX, which is axially flexible.
Benefits of STRAUB Couplings
STRAUB couplings offer universal use, economical installation, reliability, easy handling, durability, and space-saving design.
STRAUB Products
The manual details various products like METAL-GRIP, GRIP-L, FIRE-FENCE, and others, each designed for specific applications such as construction and shipbuilding.
Technical Specifications
Specifications include working pressure, temperature range, and material composition. Fitting and disassembly instructions are also provided.
Installation and Maintenance
Guidelines cover installation, fitting tolerances, and assembly setup time, emphasizing material specifications and corrosion resistance.
Conclusion
STRAUB offers versatile pipe coupling solutions that meet industrial requirements, designed for easy installation and long service life.
Technical Specifications
Detailed specifications for STRAUB products include dimensions, pressure ratings, and material compositions.
Procedures and Recommendations
Emphasizes fitting and disassembly instructions, working pressure guidelines, and the use of strip inserts for special applications.
Norms and Standards
Pressure values are specified for radial rigid carbon steel pipes under static loads.
Product Features
STRAUB-FIRE-FENCE is noted for its fire-resistant properties, suitable for shipbuilding and tunneling.
Material and Temperature Specifications
Sealing sleeves are available in EPDM, NBR, and FPM/FKM, each with specific temperature and medium compatibility.
Product Range and Applications
Products like STRAUB-METAL-GRIP and STRAUB-FLEX are designed for various applications, focusing on low-stress environments and axial movement compensation.
STRAUB-ECO-GRIP
Suitable for low-stress applications in non-corrosive environments, supporting plastic pipes with a working pressure of up to 6 bar.
STRAUB-COMBI-GRIP and STRAUB-PLAST-GRIP
Designed for transitions between plastic and metal pipes, suitable for gas and water supply applications.
STRAUB-PLAST-PRO
Ideal for connecting PE80 and PE100 pipes, resistant to corrosion, and suitable for contaminated soils.
STRAUB-FLEX
An axially flexible coupling that compensates for axial movement, suitable for all pipe materials.
Technical Specifications
Includes tables with specifications such as clamping range, working pressure, and material components.
Overview
Technical specifications and guidelines for various pipe couplings and repair clamps are provided.
Specifications
Custom-made couplings range from 323.9 mm to 4064.0 mm, with materials like AISI A106 and AISI 316 L.
Procedures
Emphasizes fitting and disassembly instructions, working pressure considerations, and burst pressure calculations.
Pipe Clamping Range
Tables provide outer diameter and clamping range for different pipe sizes.
Recommendations
Includes recommendations for using strip inserts and highlights different versions for various needs.
Repair Clamps
Designed for repairing damaged pipes, featuring high corrosion resistance and ergonomic design.
Key Features
Highlights flexibility in overcoming diameter differences and Swiss quality assurance.
Specifications
Outlines specifications for repair clamps, including working pressure and material components.
Materials
Components made from materials like AISI 304, suitable for various media.
Clamp Length and Clamping Range
Tables list outer diameter, clamping ranges, and locking bolts required.
Installation and Usage Instructions
Emphasizes the use of a torque wrench and provides torque ranges for installation.
Accessories and Additional Components
Describes the use of strip inserts and other components to enhance functionality.
Assembly and Installation Time
Provides a guide on assembly setup time and installation procedures.
Technical Considerations
Advises on the use of strip inserts for various conditions.
Specifications and Procedures
Outlines the process for preparing and fitting pipe couplings.
Fitting and Disassembly Instructions
Includes instructions for fitting and disassembly, emphasizing maintenance-free couplings.
Material Specifications
Provides a table of standard pipe dimensions and material specifications.
Corrosion Protection
Advises on applying corrosion protection based on environmental categories.
Maintenance and Reusability
STRAUB couplings are maintenance-free and reusable.
Technical Checklist
Provides a checklist for technical specifications.
Engineering and Quality Assurance
STRAUB offers comprehensive project management services.
Overview
The document details STRAUB's services and product offerings, emphasizing tailored solutions and support.
Installation Package
Includes an on-site survey and coordination for large projects.
Service Package
Offers extended guarantees and maintenance services.
Liability Disclaimer
STRAUB disclaims liability for damages resulting from the use of the manual's data.
Applications
STRAUB couplings are used in sectors like water treatment and renewable energies.
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Catalog excerpts

Technical Manual-2

Our experience - your guarantee The name STRAUB is synonymous with expertise, quality and reliability. As an internationally renowned manufacturer of pipe joints, STRAUB not only invented "the original", it also owns the patents on several out- standing features that still make the famous STRAUB pipe coupling the unquestioned leader in its class. Our unique pipe coupling concept is backed by 40 years of experience and continuous development, guaranteeing Swiss quality and value. Our solution - your added value Our total product and customer focus enables us to respond quickly and efficiently...

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Technical Manual-3

Two types of STRAUB couplings 4 STRAUB-FLEX / STRAUB-OPEN-FLEX Overview 36 STRAUB-OPEN-FLEX fitting tool 44 Long catch bolt 45 Electrical conductivity clips 45 SETTING GAP BETWEEN PIPE ENDS 50 ASSEMBLY SET-UP TIME 51 FITTING / DISASSEMBLY INSTRUCTIONS 52 Corrosion check list 56 FACTS WORTH KNOWING 58 SHORT CHECK LIST 59 Quality and engineering competency 60 Mounting and service package 61

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Technical Manual-4

Two types of STRAUB coupling One unique technical principle: two basic types, but with innumerable applications, wherever pipes have to be joined together - that is the secret of STRAUB pipe joints. Based on the well-proven coupling technology, we combine different pipe materials for optimum solu- Their safety and reliability have been examined and certificated by public authorities, insurance companies, technical inspectorates and licensing institutions for all the major industrial sectors in most industrial countries. You can rely on STRAUB couplings. The progressive sealing effect As the pressure...

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Technical Manual-5

Benefits of STRAUB couplings Suitable for any pipe material Compatible with any traditional jointing system Joins pipes of the same or dissimilar materials Leakproof joint for liquids, gas and for solids Quick and simple repairs of damaged pipes without service interruptions Installation and sealing principle consistent troughout the range Pull-out resistant or axially flexible available Pre-assembled design ensures simple and rapid installation For use on plain-end pipes without the need for costly pipe end preparation Simply cut pipes to length, center coupling and tighten bolts Suitable for...

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Technical Manual-6

STRAUB Products straub-metal-grip straub-grip-l straub-metal-grip straub-grip-l fire-fence fire-fence straub-eco-grip straub-combi-grip straub-plast-grip straub-plast-pro straub-flex straub-open-flex straub-open-flex gt Straub-clamp sce 6 straub-metal-grip gt straub-clamp scz Technical Manual 2012/01

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Technical Manual-7

In a class by itself - for demanding STRAUB-METAL-GRIP is a high-performance coupling suitable for all pipe systems. This coupling is mainly used for building construction or civil engineering, power plants and demanding shipbuilding / offshore applications or as a machinery component. STRAUB-METAL-GRIP also absorbs unexpected field stress and applies perfect for seismic retrofits. STRAUB-METAL-GRIP as a high-quality pipe joint in a tunnel area; shock proofed up to 200 g STRAUB-METAL-GRIP GT is especially designed, additional consumer • Flow rate • Operating checks Cooling pipeline of an engine...

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Technical Manual-8

Components / Materials Anchoring rings Strip insert (option) Sealing sleeve Sealing sleeve Sealing sleeve all qualities of water, waste water, air, solids and chemical products Medium: water, gas, oil, fuel and other hydrocarbons Medium: water, gas, oil, fuel and other hydrocarbons • Follow fitting / disassembly instructions • PS = Working pressure considering the application loads Test pressure = PS x 1.5 (for example industry, water supply etc.) • The pressure values are valid on radial rigid carbon steel pipes under static loads • For minimum wall-thickness of pipe, see page 54 • Strip inserts...

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Technical Manual-9

Components / Materials Anchoring rings Strip insert (option) Sealing sleeve Sealing sleeve all qualities of water, waste water, air, solids and chemical products water, gas, oil, fuel and other hydrocarbons • Follow fitting / disassembly instructions • PS = Working pressure considering the application loads Test pressure = PS x 1.5 (for example industry, water supply etc.) • The pressure values are valid on radial rigid carbon steel pipes under static loads • For minimum wall-thickness of pipe, see page 54 • Strip inserts are required for special applications, see page 43 For IPS sizes In bold...

 Open the catalog to page 9
Technical Manual-10

Components / Materials Anchoring rings Sealing sleeve all qualities of water, waste water, air, solids and chemical products • Follow fitting / disassembly instructions • PS = Working pressure considering the application loads Test pressure = PS x 1.5 (for example industry, water supply etc.) • The pressure values are valid on radial rigid carbon steel pipes under static loads • For minimum wall-thickness of pipe, see page 54 For IPS sizes in bold see page 54 for actual OD Typing errors may occur. Technical details are subject to change

 Open the catalog to page 10
Technical Manual-11

Standard duty - for industrial plant STRAUB-GRIP-L is the light standard coupling series from STRAUB. It is particularly suitable for lighter pipes within the lower pressure range, e.g. for water and waste water treatment applications, industrial process pipe work and shipbuilding. A special advantage is the light weight and the single bolt on the small diameters. 100% Stainless steel construction Time-saving installation due to the single bolt system; Prefabricated pipe section are installed with STRAUB-GRIP-L Integration of controls and instruments into an aluminium extrusion unit STRAUB and...

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Technical Manual-12

Components / Materials Anchoring rings Strip insert (option) Sealing sleeve Sealing sleeve Sealing sleeve Sealing sleeve Medium: all qualities of water, waste water, air, solids and chemical products Medium: water, gas, oil, fuel and other hydrocarbons_ Medium: water, gas, oil, fuel and other hydrocarbons_ Medium: ozone, oxygen, acids, gas, oil and fuel (only with strip insert) 26.9 - 60.3 with single bolt • Follow fitting / disassembly instructions • PS = Working pressure considering the application loads Test pressure = PS x 1.5 (for example industry, water supply etc.) • The pressure values...

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*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.