1. SlottedType(Slotted) Rupture disc(LK) The weakness is artificially made in the slotted rupture disc. Its burst pressure is controlled by the weakness. When the system to be protected is overpressure, the disc is stretched bidirectional. Then the weakness bursts to release the pressure. Thus play a role of protection. The disc applies to medium, low pressure. It can be used in gas, liquid, dust etc. working condition. There are some splinters after the bursting.
2. Forward Domed Score Tensile Type Rupture disc(LC) The disc make the cross"+"or annular score in the arch face. When the system is overpressure, the disc burst along the score to release the pressure. Thus play a role of protection. The disc applies to medium, high pressure; It can be used in gas, liquid, etc. working condition. No splinter after blast. Be Able to connect with safety relief valve in series.
3. Reverse Compressive Score Type Rupture disc(YC) The disc make the cross "+" score in the concave face. When system is overpressure, the disc is destabilized and turn over .It burst along the score to release the pressure. Thus play a role of protection.. Medium can be gas. No splinter after burst. Be Able to connect with safety relief valve in series.
4.Reverse Compressive Knife blade Type Rupture disc (YD) The disc has a complete arch face, which is pressed. When system is overpressure, the disc is destabilized and turns over. And it is punctured by the holder to release the pressure, and then protect the equipment. Medium can be gas. Be Able to connect with safety relief valve in series.
5.Reverse Compressive ToothRing Type Rupture disc (YE) The disc is a complex combined by monomer diaphragm and tooth shaped ring. The arch face is pressed. When system is overpressure, the disc is destabilized and turns over. And the disc is punctured by the tooth shaped ring to release the pressure. And then protect the equipment. The rupture discs apply to medium, low pressure. It can be used in gas. Be Able to connect with safety relief valve in series.
6.Reverse Compressive Score Hinge Type Rupture disc(YCE) The arch face of the diaphragm has annular score and together with hinge combined to composite rupture disc. The arch face is pressed. When system is overpressure, the disc is destabilized and turns over .and burst along the annular score to release the pressure. And then protect the equipment. The rupture discs apply to full vacuum, pressure pulsation. It can be used in gas,. liquid, etc. working condition. Be Able to connect with safety relief valve in series.
7.Other Types :
Graphite Rupture disc
Door- Shaped Rupture disc(LKM)
Welding Type Rupture disc(LPJ, YCJ, YEJ)
Ejector Pin Rupture disc(YT)
Elastic unit is developed by our elastic unit workshop. We possessed the professional production line and advanced technology assembly and inspection equipment, a engineer team with wide experienced technicians, a advanced management system, the elastic sensitive unite is famous for adopting various material, reasonable design, excellent processing, good quality.
Our institute adopted the aviation technology to develop the civil product, we have the elastic sensitive unite: metallic spring elements, diaphragm, pressure (or vacuum) capsule, metal welding bellow, mechanical seal , wave washer, "O" sealing ring (including "C" sealing ring), vapor steam trap, various floating ball, etc.
Meanwhile, According to different requirements from customers, adopt correct process to manufacture product with materials as beryllium copper, austenite stainless steel, elastic alloy, precipitation harden stainless steel, etc. the elastic sensitive unite have high sensitively, long-serve life, high temperature, high resistant pressure density and used in wide applicable range, can be used as key measuring components, seal components, compensating components, and supply various kinds of pressure measurement sensor.
Material: am350, 17-4ph, inconel718, inconel 625, hastelloyb, hastelloyc, monel 400, 316l, 300 series, titanium ta2, etc.
Size: od 4mm-300mm
Product performance: high sensitivey good linerity to 1%;stable peroformance +/-5% rigidity error;high compress ratio compression amount=( free length-thickness)*50~70%; small change of effective area; excellent anti-corrosion and heat resistance performance. High pression resistance up to 8mpa and good vibriation resistance and long service life; high manufacturing accuracy and the tolerance of wave plate is +/-0.003mm
Switching type oxygen sensor using a zirconia based element with planar geometry and isolated grounding.
Reference oxygen pumped from exhaust
Multi-layer ceramic tape construction with internal heater and low mass active area
High resistance to exhaust poisons
Low power consumption(about 7 watt)
Very short time to activate(
Application:be applied to transporting, moving, loading and unloading goods in cargo of airplane and ship.And also can be applied to transferring and delivering parts and container in automatic production line.
Performance: compact structure, light-weight, temperature range:-40?~+70?;the working load of one bearing is 900n;the friction coefficient is µ=0.01, little power consumption, high mechanical efficiency, easy to start; high rotate speed, small erosion, lifetime from 8 to 12 years.
Function:Free floating ball steam trap which is developed in the 80th, is the advanced steam trap in the world wide. It wildly used on vapor equipment, pipeline and cooling water reclaiming system, to protect vapor from leaking and exhaust cooling water quickly.
character:free floating ball consists of float, stress lever, disc, is the only movable element in the steam trap. Furthermore, we adopt the high-accuracy stainless steel grinding free floating ball which manufactured by ourselves, so there isn't concentrated abrasion, high reliability quality and long-life; with good sealability, low leakage rate, and excellent power saving. Possessing automatic discharge air equipment, quickly start up, exhaust cooling water continually; high backing pressure, low subcooled temperature, noiseless; high operation quality,easy to reclaim the cooling water.
performance:1,minimum pressure discrepancy:0.01MPa; 2,highest backing pressure ratio: 85%; 3,leakage ratio12000 hours 5,subcooled temperatureºC; 6,energy conservation:15~30%.
Bi-metal elements steam trap
Function: Series of bi-metal elements steam trap are widely used in the heating system, tracer heating system, and tracer heating line in petroleum, chemical, medicine, food industries, to protect vapor and high-temperature cooling water from leaking.
Performance:1,highest backing pressure ratio 80%; 2,leakage ratio8000h. 4,energy conservation30%.
Lever floating double valve carrier type steam trap
Function:widely applied to industrial steam equipment, protecting vapor from leaking efficiently, exhausting cooling water quickly.
Character:adopt the structure of double valve carrier,small volume,large discharge,possessing the auto discharge air equipment, start up quickly.
Performance:1,Maximal operation pressure:1.6MPa; 2,Leakage ratio12000h. 4,maximal cooling water discharge40T/h
Free floating ball air valve
Function:widely applied to air compressed system, exhaust cooling water quickly, which formed during the air compressing
Character:adopt high-accuracy stainless steel grinding to free floating ball, with excellent sealability, high reliability and long-life quality.
Vibration transducer works based on the piezo effect of the piezoelectric materials. Current product can stand 482°C, used on aircraft engine health analysis system.
Meanwhile, our products are widely used in different industries.
1. Piezoelectric Vibration Sensor
Operating Temperature: -200ºC~649ºC
Measuring Range:500g
Frequency Response:10Hz~2500Hz
2.Application:
1) Aircraft, Engine and other industries facility
2) Aircraft engine health analysis system
3) Vibration Monitoring(such as gas turbine and auxiliary power system,etc.)
4) Vibration Tester: Manually vibration monitoring instrument
Performance:
Silicon Piezoresistive Pressure Sensor:
Measurement Range: 0~36MPa;
Tolerance:±3‰;
Temperature Range:?55~?230?
Different structure single or multi sensors can be applied to measure pressure of different gas or liquid;
Output voltage signal or power current signal or digital signal;Size can reach F19mm
Capsule Pressure Transducer
Mainly used on the engines, measuring Pv, Ps, Pt, altitude etc.
Pressure range: 0~36MPa, accuracy: ±1.5%;
Temperature range: ?55~?220?;
Major types: inductor, differential transformer, potentiometer etc.
Pt, Ps Transducer
Flow speed is held to be zero in the Pt cavity at the pitot front end. Therefore, the pressure measured is Pt. Ps can be measured by the side orifices. Pt-Ps=Pd.
Altitude Transducer
Measuring flight altitude, transforming the absolute pressure to a voltage output
Intelligent Transducer?
Sensing Pt & Ps, receiving resistance single of the temperature, and AOA voltage single from AOA Transducer. After error correction, it calculates the flight air data per the air data equation and supplies the results to other systems.
Altitude & Velocity Transducer
Used on aircrafts, measuring altitude, velocity and acceleration. Input is Pt, Ps, Pd and output is DC voltage, in proprtion with input signals. Ps is a dual-channel independent signal. Acceleration DC voltage signal in X, Y, Z axes and temperature signal are available.
AWP Wireless pressure sensor
Characters:
1.Low power consumption, long standby time
2.wide pressure measurement range10kPa~10MPa
3.Adjustable sampling rate(10min~12h)
4.Zigbee wireless communication protocol
5.long distance transmission
6.Full Metal Package with the IP65/67 Protection class
7.Good appearance
Type includes:TAT Transducer,Static Temperature Transducer,Platinum Resistance Temperature sensor,Thermocouple Transducer,AWT Wireless temperature sensor
Performance
TAT Transducer
senses the air temperature of the stagnation point and output resistance signal
Operation temperature range:-60 ? ~+350?
Type:GZW-3, GZW-6, GZW-7
Static Temperature Transducer
Measures the static T of air or liquid and provides resistance output accordingly.
Measure range: -60?~300?
Error less than ±1?
Platinum Resistance Temperature sensor
Measurement Range:
-60?~300?
Tolerance: d=±(0.5+5×10 -3 t)?
Type: GWR-24, GWR-24A,GWR-31/31A,GWR-39, GWR-92, GWR-95
Thermocouple Transducer
Use a thermocouple to sense the temperature of the environment or air flow, and produce a voltage signal (mv)
Temperature range: 0ºC~900ºC
AWT Wireless temperature sensor
Model:AWT-GN-DU1
Characters:
1.Low power consumption, long standby time
2.High measurement accuracy
3.Adjustable sampling rate(10min~12h)
4.Zigbee wireless communication protocol
4.long distance transmission
5. Full Metal Package with the IP65/67 Protection class
6.Good appearance
