======5Note:These warnings and cautions do not cover all conceivable ways in which service might be done or all possible hazardous consequences.-Be sure to read the operation manual for the product thoroughly before use to obtain a good understanding of the product. Whenever using the prod-uct, keep safety first in mind. Output (kN)Cylinder effective area (cm2)100 (kN)14.52 (cm2) x 1068.87 (MPa)Pressure (MPa) x Cylinder effective area (cm2)1070 (MPa) x 14.52 (cm2)10101.64 (kN)SI UnitsCautions and WarningsRiken ProductsWarrantyWebsite of RIKEN KIKI CO., LTDhttps://www.rikenkiki.co.jpIn this catalogue, the units of pressure, force (load), torque, and stress are expressed in the international system of units (SI units).WeightForce/LoadPressureTorqueStressThe values (*) in the table show coefficients that convert conventional units into SI units.When calculating the necessary pressure in the SI unit:■When calculating the cylinder output in the SI unit:Be sure to read the operation manual for the product thoroughly before use to obtain a good understanding of the product.Precautions with the icon in this catalogue are classified into the two categories as shown below. These must beobserved to ensure safety.Warnings are indicated when mishandling the product may result in death or serious injury.Cautions are indicated when mishandling the product may result in minor injury to the user, or only physical damage to this product.1. Riken products are designed for indoor use. They must not be used where exposed to rain water (except some prod- ucts). 2. Do not use any Riken products where serious damage could result if the hydraulic oil leaks. In particular, they must not be used near fire. Otherwise, injury or fire could result.3. Riken products must be used at an ambient temperature of 0 to 40 °C. 4. Riken products do not comply with Japanese Fire Service Act. 5. Some actual logos are different from those of pictures in this catalogue. 6. The contents of this catalogue are subject to change without notice. We are always engaging in new product develop- ment and provides our latest product information on our website: https://www.rikenkiki.co.jpAll our products purchased and properly used in Japan are covered by a one-year warranty from the date of purchase. If the products are to be used hundreds of times a day, this should be informed prior to purchase; in some cases thewarranty will not apply even within the first year. Defective products which Riken is responsible for will be repaired orreplaced free of charge. However, the company will not be responsible for any damage that occurred in association withthe problem caused by its defective product(s), the expenses for removal of other defective product(s) and attachment ofthe replacement, the replacement work, and so on. SI unitkgN MPaN•mN/mm2Conventional unitkgf (weight)kgfkgf/cm2kgf•mkgf/mm2Pressure (MPa)(Reference) To calculate the pressure of a 100 kN cylinder:Pressure (MPa)Output (kN)(Reference) To calculate the pressure of a 100 kN cylinder:Output (kN)Conversion rate1 kg = 1 kgf1 N = 0.102 kgf1 MPa = 10.2 kgf/cm21N•m=0.102kgf•m1 N/mm2 = 0.102 kgf/mm2x 10*Coefficient1x 9.80x 0.098x 9.80x 9.80No.79E since2025
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