1. Product introduction
Flange cast steel gate valve Use of gate valve
Widely used in petrochemical, thermal power plants and other oil, water vapor pipeline to connect or cut off the intermediate pipe opening and closing device
Flange cast steel gate valve product overview
The gate valve connected by the high and middle pressure flange is suitable for the pipeline of various systems of petroleum, chemical, hydraulic and thermal power stations with nominal pressure PN1.6-16.0MPa and working temperature ≤-29℃~550℃, to cut off or connect the pipeline medium. Applicable media: water, oil, steam, and acid, alkali, urea sulfur-containing natural gas.
Flange cast steel gate valve implementation standard
Design specification :GB/T12234
Structure length :GB/T12221
Connection flange :JB/T79
Test and inspection :JB/T9092
Pressure-temperature :GB/T 9131
Product ID :GB/T12220
Flange cast steel gate valve product features
1, compact structure, reasonable design, good valve rigidity, smooth channel, flow coefficient is small
2, sealing surface of stainless steel and hard alloy, long service life
3, the use of flexible graphite filler, reliable sealing, light and flexible operation
4, the driving mode is manual, pneumatic, electric, gear transmission
5, the structure is elastic wedge type single ram, rigid wedge type single ram double ram type
Cast steel gate valve structure characteristics
1, the selection of materials, in line with domestic and foreign standards, the overall quality of materials is high.
2, meet the requirements of advanced standards at home and abroad, reliable sealing, excellent performance, beautiful shape.
3, the sealing pair is advanced and reasonable, the sealing surface of the gate and the seat is surfacing with Stellite cobalt-based cemented carbide of different hardness, reliable sealing, high hardness, high temperature resistance, corrosion resistance, good abrasion resistance and long life.
4, the valve stem after tempering and surface nitriding treatment, has good corrosion resistance, abrasion resistance and wear resistance.
5, Using wedge type elastic ram structure, large diameter thrust bearing, small friction, and equipped with impact handwheel, easy to open and close.
6. Various pipe flange standards and flange sealing surface forms can be used to meet various engineering needs and user requirements.
Name | Product model | Nominal diameter | Body material | Nominal pressure | Applicable medium | Application field |
Cast steel flange connection gate valve | Z41H-16C | DN15-DN800 | Cast steel WCB | PN16 | Water, steam, oil, etc | Tap water, sewage, construction, petroleum, chemical, electric power, etc |
Note: The configuration of each part of this product is optional, please consult us for details, explain your specifications and requirements.
The above information is for reference only, Zhejiang Tieyong Machinery Manufacturing Co., Ltd. reserves the right to update the design, if you have any questions, please consult customer service.
2 Product Advantages
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Valve body The material performance of the valve body with precision casting process meets the export standard |
Valve seat CR + surfacing 507 molybdenum increases the wear resistance of the seat |
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Valve stem The valve stem is machined by cyclone milling to avoid the valve stem bending resulting in difficult switching |
Quality inspection From the blank to the finished product packaging factory each link layer quality inspection |
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3.Technical parameter
Valve standard | National standard, American standard | Stem form | Open bar wedge type single ram | Ram form | Wedge ram |
Whether the ram is elastic | Rigid ram | Number of ram | Single disc | Driving mode | Manual operation |
Valve action | truncation | Mode of action | Switch | Functional role | On-off type |
Lining material | Cr13 stainless steel | Sealing material | Cr13 stainless steel | Sealing mode | Hard seal |
Pressure environment | High tension | Temperature environment | hyperthermia | Flow direction | bidirectional |
Accessories available | Francois | Applicable industry | Heating, Various industries |
4. Quality inspection equipment
Complete testing equipment to ensure product quality.
5.Packaging & Shipping
6. FAQ
1. What is the Minimum Order Quantity?
5~1000 pcs.And we also accpet sample orders.
2. Can you manufacture according to customer's samples?
According to samples, we can make drawing, tooling and sample
3.How long will it take to make new samples according to customer's drawing or sample?
Totally 20 days. 10 days for tooling and another 10 days for sample.
