
Replacement For DEUBLIN 6000 Series Rotary Joints
♦This product series serves as a direct replacement for the Deublin 6000 series rotary joints, covering sub‑series including 6200, 6250, 6300, and 6400.
♦Available in single‑channel and dual‑channel configurations with a self‑supporting design, the main body is made of cast iron or carbon steel.
♦It supports two connection methods: threaded and flange.
♦Equipped with balanced mechanical seals and a full‑flow structure, it is highly suitable for applications using water as the medium.
product drawings


product parameters
| Technical Parameters | |
| Medium | Water |
| Max. Temperature | 120°C |
| Max. Pressure | 10 bar |
| Max. Speed | 750 RPM |
| Structure Type | Single Channel / Dual Channel |
| Housing Material | Cast Iron / Carbon Steel |
| Installation Method | Threaded Connection / Flange Connection |
product Model
Single Channel

Threaded Type
6200-001-137, 6200-001-139, 6200-016-137, 6200-016-139
6250-001-121, 6250-001-123, 6250-018-121, 6250-018-123
6300-001-161, 6300-001-162, 6300-015-161, 6300-015-162
Flange Type
6200-001-115, 6200-016-115
6250-001-300, 6250-018-300
6300-001-103, 6300-015-103
6400-030-330, 6400-042-330
Dual Channel
Threaded Delivery Pipe
Threaded Type
6200-013-137, 6200-013-139, 6200-020-137,
6200-020-139
6250-025-121, 6250-025-123, 6250-035-121,
6250-035-123
6300-025-161, 6300-025-162, 6300-035-161,
6300-035-162
Flange Type
6200-013-115, 6200-020-115
6250-025-300, 6250-035-300
6300-025-103, 6300-035-103
6400-053-330, 6400-055-330

Rotary Delivery Pipe
Threaded Type
6200-002-137, 6200-002-139, 6200-030-137,
6200-030-139
6250-002-121, 6250-002-123, 6250-030-121,
6250-030-123
6300-002-161, 6300-002-162, 6300-030-161,
6300-030-162
Flange Type
6200-002-115, 6200-030-115
6250-002-300, 6250-030-300
6300-002-103, 6300-030-103
6400-040-330, 6400-052-330

product features
Direct replacement for the full range of Deublin 6000/6200/6250/6300/6400 series products.
Available in single‑channel and dual‑channel specifications to meet diverse application requirements.
Self‑supporting structure design for stable operation and convenient installation.
Made of cast iron and carbon steel for high strength and extended service life.
Compatible with threaded and flange connection methods, matching original installation dimensions.
Equipped with balanced mechanical seals to reduce wear and ensure stable sealing performance.
Full‑flow structure design with extremely low pressure loss.
Suitable for water medium applications at 10 bar pressure, 120°C temperature, and 750 RPM rotation speed.
FAQ
Q1: Can your 6000 series replace the original Deublin 6000 series?
A1: Yes. This series matches the original products in overall dimensions, connection specifications, and performance, enabling direct interchange.
Q2: Is customization available for this 6000 series rotary joint?
A2: Yes, customization is supported. We can adjust connection dimensions, materials, seal types, and overall structures according to actual working conditions.
Q3: What is the difference between single‑channel and dual‑channel models?
A3: Single‑channel models are used for a single medium circuit, while dual‑channel models have two independent flow circuits.
Q4: What are the advantages of balanced mechanical seals?
A4: They reduce the load on sealing surfaces, frictional resistance, and heat generation, effectively extending the service life of sealing parts and improving operational stability.
Q5: What are the differences between threaded connection and flange connection?
A5: Threaded connections take up less space and are suitable for compact installations; flange connections offer higher structural rigidity and sealing reliability.
Q6: Can this product series be used with media other than water?
A6: This product is specifically designed for water. If used with other media, compatibility must be confirmed in advance.
Q7: What maintenance is required during operation?
A7: Only regular inspection of sealing components and connecting parts is needed; no additional lubricant is required.
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