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ERHARD ball valve

ERHARD ball valve
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ERHARD ball valve

Product catalog summary
Overview: The ERHARD ball valve is designed as an economical solution for applications requiring high pressures and high flow rates, particularly in the water and sewage sector. It supports flow velocities up to 15 m/s and pressure ratings up to PN 40, offering low resistance when open, which reduces energy input for pumps in closed systems.
Key Features:
  • Low construction height with a full straight-through bore.
  • Simple, solid ball plug design with eccentric support.
  • Soft transitions eliminate the need for non-turbulent flow conditions.
  • Profile ring positioned outside the flow path when open.
  • Robust sealing part ensures leak tightness and deformation resistance.
  • Standard slider-crank mechanism to avoid pressure surges.
  • Epoxy coating for corrosion protection.
  • Available accessories include spindle extensions and various actuators.
Dimensions and Materials: The datasheet provides a detailed dimensions table for various diameters (DN) and pressure ratings (PN), specifying measurements such as flange diameter, face-to-face dimension, outreach, height, and weight. Materials used include EN-JS 1050 and 1.0619.01.
Performance Data: Graphs are included to illustrate ZETA and Kv values across different degrees of valve opening for various DN and PN configurations, indicating flow characteristics and resistance.
Company Information: ERHARD is part of TALIS, a leader in water transport and flow control solutions. The company offers a wide range of products for water and energy management, emphasizing innovative technology and global expertise.
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Catalog excerpts

ERHARD ball valve-1

Datasheet ERHARD ball valve

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ERHARD ball valve-2

ERHARD ball valve ERHARD ball valve The economical solution for high pressures and high flow rates Especially with high flow velocities up to 15 m/s and pressure ratings up to PN 40, the ERHARD ball valve offers the ideal and economical solution for manifold applications in the water and sewage sector. Thanks to its design, it has a very low resistance coefficient compared to other types of valves when in the open position. The valve resistance coefficient has a strong impact on the energy inputs of pumps in closed pipe systems. In direct comparison between a butterfly valve and an ERHARD Ball...

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ERHARD ball valve-5

ERHARD ball valve 5 Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open)

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ERHARD ball valve-6

Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open) ERHARD ball valve Degree of opening % (100 % = open) Degree of opening % (100 % = open)

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ERHARD ball valve-7

ERHARD ball valve 7 Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open)

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ERHARD ball valve-8

Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open) ERHARD ball valve Degree of opening % (100 % = open) Degree of opening % (100 % = open)

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ERHARD ball valve-9

ERHARD ball valve 9 Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open)

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ERHARD ball valve-10

Degree of opening % (100 % = open) Degree of opening % (100 % = open) Degree of opening % (100 % = open) ERHARD ball valve

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ERHARD ball valve-11

TALIS is the undisputed Number One for water transport and water flow control. TALIS has the best solutions available in the fields of water and energy management as well as for industrial and communal applications. We have numerous products for comprehensive solutions for the whole water cycle – from hydrants, butterfly valves and knife gate valves through to needle valves. Our experience, innovative technology, global expertise and individual consultation processes form the basis for developing long-term solutions for the efficient treatment of the vitally important resource “water”. D-89502...

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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.