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| Product name | hard seal butterfly valve |
| Model | Turbine |
| Size | DN15 DN20 DN25 DN32 DN40 DN50 DN65 DN80 DN100 DN125 DN150 DN200 DN250 DN300 DN350 DN400 |
| Certification | ISO9001 |
| APPlication | petrochemical,electric power,metallurgy,menicine,real estate dan other industries. |
| Brand | KTEC |
| Pressure | PN10/PN16/150LB/JIS10K/JIS5K |
| Customized | OEM/ODM/OBM |
| Material | DI/WCB/SS304/SS316 |
| Tempearture | -20-90℃ |
| production process | investment casting,CNC lathe,Test,Cleaning,Packing,Storage |
The characteristics of
1, the butterfly valve structure is simple, compact, light weight, easy to install and disassemble, convenient maintenance;
2, the butterfly valve adopts stainless steel "U" type sealing ring, has a certain flexibility in high and low temperature, it and butterfly plate have excellent sealing;
3, the butterfly valve three-dimensional eccentricity, after strict calculation, "U" type sealing ring and butterfly plate almost no friction, long service life, and has the function of the more close the tighter;
4, butterfly plate sealing surface using surfacing cobalt-based hard alloy, sealing surface wear resistance, long service life;
5, the butterfly valve unique structure, "switch" only need to turn the stem 90° can be completed.Flexible operation, convenient, labor-saving, not affected by the level of medium pressure, reliable sealing performance;
6, high temperature resistance, low temperature resistance, corrosion resistance.
With a standard
Design standard: GB/T12238-1989
Length: GB/T12221-1989
Pressure test: GB/T13927-1992;JB/T9092-1999
Technical parameters
| Nominal menstruation | DN(mm) | 50~1200 | ||||
| Nominal pressure | PN(Mpa) | 0.6 | 1.0 | 1.6 | 2.5 | 4.0 |
| Test pressure | Strength test | 0.9 | 1.5 | 2.4 | 3.75 | 6.0 |
| Sealing test | 0.66 | 1.1 | 1.76 | 2.75 | 4.4 | |
| Gas seal test | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | |
| Applicable medium | Water, steam, oil, acid corrosion, etc | |||||
| Suitable temperature | Carbon steel: -29℃~600℃ stainless steel -40℃~600℃ | |||||
Main parts and materials
| name | material |
| The valve body | Cast iron, cast steel, stainless steel, aluminum alloy |
| Disc plate | Cast steel, alloy steel, stainless steel |
| Sealing ring | Stainless steel, polyester, anti-wear materials |
| The valve stem | 2CR13, 1CR13 stainless steel |
| packing | Flexible graphite |


KTEC Fluid Control (Tianjin) Co,Ltd
Is a collection of valve design,research and development of low pressure butterflyvalve,spacial valve casting,manufacturing,and processing the sale is a body comprehensive enterprise,located in tianjin beichen science and technology industrial park .We have through the quality system certification of! S09001,ISO14001,API certification and TS certification.


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