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 4140, DIN 42 CrMo4, W.NR 1.7225|
|Description||The steel is supplied treated for HRC 26–31. Tearing force of 95–125 kg / mm3. Commonly used for axles, pins and machinery parts with strong internals. Suitable for thermal treatment and nitration.|
|Chemical Composition||C: 0;38%–0;45%; Si: 0;4% max; Mn: 0;8%–1%; Cr: 0;8%–1;2%; Mo: 0;2%–0;3%|
|Size Mm||6–550 mm|