Agricultural irrigation equipment. Irrigation valves - General requirements1 Scope This part of ISO 9635 specifies construction and performance requirements and test methods for valves, intended for operation in irrigation systems with water at temperatures not exceeding 60 C, which can contain fertilizers and other chemicals of the types and concentrations used in agriculture. It is applicable to irrigation valves of 8 mm diameter or greater, designed to operate in the fully open and fully closed positions, but which can

Astronautics means all activities relating to locomotion outside the Earth’s atmosphere

Determination of the chalk crushing value

user-information

cables and lines for anchoring

Contents of BS EN ISO 9809-1:

Using BS EN 61753-141-2 you can understand the minimum test and measurement requirements and severity levels that a fibre optic passive chromatic dispersion compensator

equipment and machinery and for persons who might use these in design and technology facilities in all types of educational establishments

BS EN 50597 provides methods for measuring the energy consumption for the vending machine that helps to reduce your operating costs and save energy

BS EN 10225‑3 is the third part of a series of documents

c) to provide a guide for installation and operation

and inspection for recorded polyester-base magnetic tapes in roll form

The method under BS EN 15517 is suitable for the determination of inorganic arsenic not less than 1 mg/kg and below 100 mg/kg on a dry weight basis