Product Description
The SV17Y Series Low Thickness Lock Nut Hydraulic Jack is designed for high-performance applications in industrial and construction environments. It offers a wide range of capacities from 50 to 500 tons with stroke lengths between 48 and 52 mm and operates at a working pressure of 700 bar. This hydraulic cylinder is ideal for bolt tightening, lifting, and heavy-duty mechanical operations.
Key Features
1. Equipped with a secure lock nut for safe and long-term load holding
2. Single-acting design with load return capability
3. Includes a handle for easy transportation and handling
4. Dust cap protects the cylinder from debris and extends its lifespan
5. Special surface treatment ensures high corrosion resistance
6. Tolerates a 5° angle of loading for versatile use
Model | Capacity (ton) | Stroke (mm) | Closed Height (mm) | Cylinder OD (mm) | Piston Diameter (mm) | Working Pressure (bar) | Weight (kg) |
SV17Y5050 | 50 | 50 | 123 | 135 | 100 | 700 | 14 |
SV17Y10052 | 100 | 52 | 135 | 185 | 135 | 25 | |
SV17Y15048 | 150 | 48 | 145 | 190 | 171 | 44 | |
SV17Y20048 | 200 | 48 | 150 | 195 | 190 | 55 | |
SV17Y30048 | 300 | 48 | 163 | 310 | 230 | 100 |
Our Service
We provide a one-year warranty on all products, along with lifetime repair and maintenance services. Our team guarantees a response within 24 hours of any reported issue and provides a solution within 48 hours. We are committed to delivering exceptional customer support and ensuring your satisfaction.
Packaging & Delivery
1. Outer packaging: Standard export wooden case for protection during shipping
2. Inner packaging: Carefully wrapped with stretch film and cardboard to prevent damage
3. Lead time: 1–3 working days if in stock; 7–15 working days if out of stock
4. Delivery: Fast and reliable delivery service worldwide
Shipping Methods
1. Light weight items: Delivered via international air express, arriving within 3–7 days
2. Heavy weight items: Shipped by ocean freight, with delivery times varying based on destination port


Company Profile
SOV has been a leading manufacturer of hydraulic tools and systems for over 25 years, since its establishment in 1995. Initially an OEM supplier, SOV has evolved into a well-known brand, with our factory certified by CE and ISO 9001:2008. Our products are widely used in industries such as petrochemical, steel, shipbuilding, and construction. We have served major Chinese companies like China Petroleum, Baosteel, Sinopec, and China Railway Construction Corporation. In 2011, we achieved sales revenue of $30 million, solidifying our position as a top player in the hydraulic cylinder market.

Our Clients
Our clients include some of the largest industrial companies in China, such as China State Grid, Jiangnan Shipyards, Sany Group, and more. Our synchronized PLC hydraulic system played a crucial role in the development of China's high-speed railway network. With a strong reputation for quality and reliability, we continue to expand our global presence and serve both domestic and international markets.

Main Product Categories
- Hydraulic cylinders and jacks
- Hydraulic torque wrenches
- Hydraulic bolt tensioners
- Nut splitters

Frequently Asked Questions
Q1: How can I contact sales?
A1: Please call +86 21 68561366 for pre-sales assistance or visit our website to find our contact details and email address.
Q2: How can I purchase SOV products in my country?
A2: Send us an inquiry or email, and we will respond if there is a distributor available in your region.
Q3: Can I get a product catalog and price list?
A3: Visit our English website at www.sovhydraulic.com to download our e-catalog, and send us an email for the latest price list.
Q4: How long does it take to receive an order?
A4: If the product is in stock, we will process and deliver within 3–7 days after payment confirmation. International parcel delivery takes 3–7 days, while sea freight may take 15–45 days depending on your location.
Q5: What are the payment options?
A5: Send us an inquiry, and we will provide a quotation. Once you accept the price, we will prepare a proforma invoice with our banking details.
Q6: What is the production time?
A6: Contact us for stock availability. If not in stock, standard models can be produced in 10–20 days, while custom orders may take 20–45 days.
WHY CHOOSE SOV?
Quality — With over 25 years in the industry, SOV has earned the trust of major state-owned enterprises and international distributors. We prioritize quality above all, never compromising on product standards or selling defective goods.
Service — We promise to respond to any quality or service issue within 24 hours and provide a resolution within 48 hours.
Sales Representative: Sidney Zheng
Mobile: +86 189 1815 8229
Website: www.sovhydraulic.com
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