The above photos, together with the technical description, represent the individual types and technical design of standardized components and parts of a fixed fire extinguishing system from one of the possible manufacturers. Delivery of goods from a specific manufacturer is guaranteed solely on the basis of mutual agreement within the demand procedure and at the same time when stating this requirement in the order or purchase contract for goods and is subsequently confirmed in writing (depending on availability at a particular supplier) by Primapol. In the event that a specific manufacturer is not specified, agreed and confirmed, Primapol reserves the right to supply standardized parts and components in accordance with the customer's specification from the manufacturer at its own discretion.
|Standard||SAE 8620, DIN 21NiCrMo2, W.NR 1.6523|
|Description||Lower Nickel Chromium percent than in 3115. More comfortable in turning.|
|Chemical Composition||C: 0,17%–0,23%; Si: 0,1%–0,4%; Mn: 0,65%–0,95%; Cr: 0,4%–0,7%; Ni: 0,4%–0,7%; Mo: 0,15%–0,25%; P,S: 0,035% max|
|Size Mm||20–140 mm|