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Hydraulic Bending Tester
JJHBDT-S Hydraulic Bending Tester
This instrument is a hydraulic bending deflection angle test unit of the comprehensive performance testing platform for thin-walled stainless steel pipe fittings.


GB/T 19228.1

JJHBDT-S Hydraulic Bending Tester

This instrument is a hydraulic bending deflection angle test unit for the comprehensive performance test platform of thin-walled stainless steel pipes and fittings. The test pressure is provided through the hydraulic control system, and it is used to test the water pressure bending deflection angle performance of thin-walled stainless steel pipes and fittings after they are connected. , Evaluate the connection performance of the pipe fittings.

JJHTS-S Hydraulic Pressure Tester (host)

This instrument is the core of the hydraulic test control of the comprehensive performance test platform for thin-walled stainless steel pipes and fittings. It can be used for multiple hydraulic performance test units, multiple water pressure test units, multiple hydraulic vibration test units, and multiple bending angles at the same time. Test units, multiple hydraulic torsion test units, multiple maximum expansion and contraction test units, multiple deflection angle test units, and multiple vibration strain test units provide accurate test pressures.

JJHBDT-S Hydraulic Bending Tester

1.Open design

The fully open and transparent design has the characteristics of safety, convenience of operation and displayability.

2.High safety design

Fully enclosed laboratory to improve test safety;

It is supported by gas springs, and a cover falling protection device is added, taking into account both convenience and safety.

3.Advanced control system

Full-color high-resolution touch screen, integrated pressure, angle data acquisition and storage, output, automatic leakage identification and other functions;

Test data can be exported to JJDataCenter for unified management.

4.Data is accurate and reliable

Pressure sensor + pointer pressure gauge dual acquisition mode, intuitive display and reliable data;

High-precision inclination sensor with angular resolution of 0.01°.

5.Automatic and precise torsion angle control

Adopt high-precision inclination sensor and automatic actuator to realize automatic and precise control of inclination;

One-key start, easy to operate.

JJHTS-S Hydraulic Pressure Tester (host)

1.Excellent pressure control performance

The original three-stage pressure control structure of booster stage + buffer stage + precise control stage enables fast boosting and stable constant pressure;

Exclusive pressure controller, high-speed collection and precise control of pressure data;

Special high-frequency solenoid valve, unique control structure and special sealing material, excellent control performance and durability;

Adaptive pressure control technology, strong applicability.

2.Stable, reliable, accurate and credible

The first measurement and control dual-loop structure can accurately measure the pressure at the sample end;

Select international famous brand pressure sensor, high-precision sampling;

The valve-guided solenoid valve has a modular design, and the instrument has long-term stability.

3.Powerful measurement and control software

Test management and measurement and control are highly integrated; based on the test task management mechanism;

Based on the concept of networked laboratory management; support customizable test process;

Support multi-sample group report mode.

4.Efficient and easy to use

Touch design, guided operation, simple training, you can quickly start the test;

The progress bar, status color, the use of icons, and the test operation are more intuitive and efficient;

The whole process of boost curve, real-time curve, long-term curve and data can be traced and monitored;

The test report can be customized to generate and export in multiple formats.


Standard name

GB/T 19228.1
GB/T 19228.2
GB/T 33926

CJ/T 151
CJ/T 152


JJHBDT-S Hydraulic Bending Tester

Technical Parameter

Technical Parameter

Pressure display range:
(0 - 5)MPa
Test station:

Maximum allowable 

error of pressure display:


Power supply:

380VAC/50Hz/1.5kWThree-phase five-wire

Applicable scope of pipe 


DN12 - DN125


(3500 × 900 × 1500mm

Bending angle:
0-30°(Can be set arbitrarily)

JJHTS-S Hydraulic Pressure Tester (host)

Technical Parameter

Technical Parameter

Working pressure:
(0.2 - 4) MPa
Pressure fluctuation:
 -1% -2%
Pressure resolution:
Timer working time:
0 - 10000Hour

Timing error:


Applicable scope of pipe


DN12 - DN300

Test station:
3 (1 - 20 stations are configured according to user needs)
Test medium

Instrument accessories
Pressure host:
1 set
Plastic pipe:
1 piece
Sample adapter:
1 piece
Throat hoop (19-29)mm:
1 piece

High pressure water line assembly:

1 piece

U Disk:

1 piece

Installation accessories (wrenches, screws)

1 set

Horizontal measurement

support block

1 piece

Copper pipe
1 piece
Extended briquetting block