Newly developed! The top-tier size that can accommodate heavy lids ranging from 105 to 133 Kgf. Equipped with a standard safety pin to prevent lid collapse, and shock absorbers can also be optionally installed.
A super-large spring-loaded hinge, 'SR-110 (waterproof type)', has been added to the product line, allowing even women to easily open and close heavy manhole covers, tanks, and reaction vessels used in various factories! The 'SR-110' is equipped with a safety pin to prevent the lid from falling over, enhancing safety measures. With the addition of this super-large size, lids weighing between 105kgf and 133kgf can be easily opened and closed by hand. Since it utilizes a spring, it does not require any electric, pneumatic, or hydraulic power. 【Features】 ■ Available in 7 sizes from Type 10 to Type 110, suitable for lids weighing 6 to 133kg ■ Utilizes a spring, eliminating the need for electric, pneumatic, or hydraulic power ■ Lifting force can be freely adjusted according to the weight of the lid ■ Safety measures include a lid fall prevention safety pin and shock absorber ■ Safety and reliability confirmed through repeated opening and closing durability tests and waterproof tests ■ Can be installed on existing equipment! ■ Maintenance for spring case replacement is also available *The price of the YK balancer has been revised for orders received after January 1, 2024.
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【Specifications】 ■Spring Torque ・SR-110: 561～730 (N·m) ■Approximate Cover Weight Supported (kgf): 105~133 ■Cover Tipping Prevention Safety Pin: Optional ■Main Materials ・Spring: Spring steel + External rust prevention treatment ・Other than spring: Stainless steel ■Product Weight (kgf): 47 【Notice of Price Revision for YK Balancers】 Due to the continued rise in prices of materials and related auxiliary materials since last year, as well as increases in raw material costs, electricity rates, labor costs, and transportation fees, it has become difficult to maintain the current prices. We sincerely regret this and apologize for the inconvenience, but we will be revising our prices starting from orders received on January 1, 2024. Price Increase Details: Approximately 15% of the current selling price Price Increase Timing: For orders received after January 1, 2024
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【Usage】 ■ Heavy manhole covers for tanks, reaction vessels, and other containers *For more details, please refer to the PDF document or feel free to contact us.
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CAD data（1）
| Model number | overview | File |
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| SR-110 (Waterproof type) CAD drawing |
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Company information
Our company was established in 1958 and operates as a tank manufacturer specializing in pressure vessels and tanks. For over 50 years since our founding, we have been providing products and engineering services to the pharmaceutical industry, ensuring high quality assurance and validation in accordance with GMP for raw materials and packaging equipment. In the chemical industry as well, we offer reliable products such as autoclaves, heat exchangers, and reaction vessels. Leveraging our accumulated technology and know-how, we will continue to provide optimal systems and products for our customers.
![[Maintenance Work Case] Integrated Drainage Work](https://image.mono.ipros.com/public/product/image/ccf/2000807201/IPROS54825069641114092519.png?w=280&h=280)
