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Stiffness of Profile Wall Pipes in Two Worlds – ASTM and CEN

IntroductionLooking at stiffness classifications of profile wall pipes might be confusing if you are looking with ASTM glasses on CEN standards or vice versa. In the ASTM world, for the pipes the key mechanical characteristic is the ring stiffness constant (RSC). In subclause 4.2, ASTM standard F894 [1] defines six standard RSC classifications: RSC 40, RSC

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Central Oregon natives to launch Krah USA business on the City of Prineville Railway

Mark Theetge, the President, Chief Sales Officer and Co- Managing Member, will direct the National Sales efforts for Krah USA. With his  30  years of experience in the HDPE market sales. He specialized in product development with specific experience in large diameter HDPE piping products. He is technically proficient with project management skills to bring

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Central Oregon natives to launch Krah USA business on the City of Prineville Railway Read Post »

Hawle´s credo: Overtaking instead of catching up – an interview with the management

In November 2020, in Wiehl at the headquarters of Hawle Kunststoff GmbH. Alexander Krah visits the oldest and at the same time the newest customer in Germany, Hawle Kunststoff GmbH, formerly Bauku GmbH. This summer, the Krah Group delivered the latest production plant of the type KR800-MAX and successfully put it into operation under Corona

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Hawle´s credo: Overtaking instead of catching up – an interview with the management Read Post »

Short news

Social Media Social Media has become the most important way of spreading news these days. Regardlesss of the topic, wether business news, sports news, celebrity news or economical trends, everything gets published via the internet and reaches people the quickest. We have been hopping on the train and can look back on a few years

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Collecting and supply system with prefabricated constructions for potable water

High safety requirements in terms of hygiene and security of supply are the most important aspects in the planning and construction of drinking water supply networks. Therefore, it is necessary to use all available resources as far as possible. Local resources should be available for the local residents inside their region. A proper transportation of

Collecting and supply system with prefabricated constructions for potable water Read Post »

Welded PE Sewage Pipe up to DN/ID3500 for Culvert Construction in Stuttgart Underground Station

As part of the century project “Stuttgart 21” extensive infrastructure measures must be carried out in the region of the new underground station of the state capital of Baden-Wurttemberg. This includes the relocation of several large waste water collectors that are “in the way” of the new station. The existing sewers will be laid (culverted)

Welded PE Sewage Pipe up to DN/ID3500 for Culvert Construction in Stuttgart Underground Station Read Post »

Krah pipes bending design

For the design of pipes, the flexibility and bending characteristics are an important factor, in terms of consideration for the correct installation of the pipe system.  For buried pipe applications, the “field-bending” can help to reduce the quantity of needed bends and elbows. The allowed minimum bending radius depends on the pipe wall structure, jointing

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Thoughts are free

  In the old German folk song “Die Gedanken sind frei” (Thoughts are free) they sing about freedom of thought. This freedom of thought – which for me is a preliminary step to freedom of expression – currently affects us all. Today, when the “new normal”, triggered by Corona, takes away a freedom or normality

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Performing and surviving in times of crisis Installation without being on site – Krah VA

How Krah is doing the installation and commissioning abroad without being on site – KRAH VAHow Krah is doing the installation and commissioning abroad without being on site – KRAH VAToday, we live the life of tomorrow. A pandemic has forced the world economic to think in new ways – in high speed. Many companies

Performing and surviving in times of crisis Installation without being on site – Krah VA Read Post »

Flexible sewage network system with welding connections

Over an area of 16 million SQM located in the northern end of the Suez Canal Special Economic Zone (SCZone), East Port Said Industrial Zone – ep – is an industrial park that offers unique investment opportunities through its strategic location and fiscal incentives.      Over an area of 3.1 million m2. e2 offers a

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Flexible sewage network system with welding connections Read Post »

Change in length by changing operation conditions

A change in length of plastic pipes are caused by changing operation conditions. We differ between change in length by change of temperature, chemical influence or pressure load. Generally, we differ in two design solutions for handling an occurring change in length: – The pipe is hindered for change in length due to fix points

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40 MIGD Sea water reverse osmosis plant in Jebel Ali Power Station

United Gulf Pipe Manufacturing Co LLC (UGPM) is a limited liability company established in mid-2009 for the purpose of manufacturing HDPE pipes, manholes, house connection chambers and other accessories for pressure & gravity applications, including Off-shore Intake & Outfall pipelines.       UGPM is one of the approved companies by ARAMCO to supply the nonmetallic material

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40 MIGD Sea water reverse osmosis plant in Jebel Ali Power Station Read Post »

Crystallizer for the chemical industry

The inquiry was about crystallizers in diameter DN/ID 2000 for chemical plants in Germany and Thailand as an elementary part of the extraction process for Tantalum. Tantalum is a very valuable and precious material. It is used in our modern environment mainly for microelectronics, medical implants, vessels for chemical industry and automotive and can not

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Crystallizer for the chemical industry Read Post »

Why do you use Krah pipes? An interview with a civil engineer

We wanted to do an interview with an engineering company to find out the crucial points to use our pipes for their projects. Therefore, we have contacted the in Germany well known engineering office Müller GmbH Co. KG in Grünberg, Hessen. On a wednesday morning, I met  Dipl.-Ing. Maik Ginsberg in his office to have

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Why do you use Krah pipes? An interview with a civil engineer Read Post »

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