1. hydraulic hose crimping machine in Electrical equipment&supplies
Specifications
High pressure hose to the winding wire matrix, skin coated refractory coating layer steel braided flame retardant layer
APPLICATIONS:It is mainly used in high temperature surroundings and in conditions having heat source or heat radiation source,such as oil field well-control,metal smelt,and chemical industry.
High pressure hose to the winding wire matrix, skin coated refractory coating layer steel braided flame retardant layer and laye
APPLICATIONS:It is mainly used in high temperature surroundings and in conditions having heat source or heat radiation source,such as oil field well-control,metal smelts,and chemical industry
Inner Diameter of Hose mm
Inside Diameter (mm)
Reinforcement Diameter (mm)
Outside Diameter (mm)
Work Pressure (MPa)
Proof Pressure (MPa)
Minimum Explosive Pressure (MPa)
Minimum Bending Radius mm
Refractory °C
Mpa
Psi
MPa
Psi
Mpa
Psi
φ13(1/2")
13±0.5
22.2±0.8
44±1.06
43
6230
64.5
9435
86
12460
230
750
φ16(5/8")
16±0.5
26±0.8
47±1.5
38
5506
57
8259
76
11012
260
750
φ19(3/4")
19±0.5
30±0.8
52±1.5
34.5
4999
51.75
7498
69
9998
300
750
φ25(1")
25±0.8
36±0.8
59±1.5
27.5
3984
41.25
5976
55
7968
360
750
φ32(5/4")
32±0.8
44±0.8
69±2.0
20.5
2970
30.75
4455
41
Q: Can ductile iron pipes be used for underground fuel storage systems?
No, ductile iron pipes are not suitable for underground fuel storage systems. They are more commonly used for water and sewer applications due to their strength and durability in carrying liquids. Underground fuel storage systems require materials that are specifically designed to handle the corrosive nature of fuel and prevent leaks or contamination, such as double-walled fiberglass or steel tanks.
Q: Are ductile iron pipes suitable for installation in areas with high groundwater salinity?
Areas with high groundwater salinity are generally suitable for the installation of ductile iron pipes. Ductile iron is renowned for its resistance to corrosion, making it a favored choice for various applications, such as water and wastewater systems.
High groundwater salinity refers to the increased presence of dissolved salts in the water. Although this can potentially cause corrosion in certain materials, ductile iron pipes are specifically engineered to withstand such conditions. These pipes are equipped with a protective lining, usually composed of cement mortar or polyurethane, which acts as a barrier between the pipe and its surroundings, including highly saline water.
The lining serves to prevent any corrosive effects of the high groundwater salinity on the iron pipe, ensuring its long-lasting durability and reliability. Furthermore, ductile iron pipes possess a high tensile strength, enabling them to endure external loads and pressure, even in demanding environments.
It is important to acknowledge that the suitability of ductile iron pipes for areas with high groundwater salinity can also be influenced by factors such as the specific levels of salinity, the presence of other corrosive agents, and the overall design and installation practices. Therefore, it is advisable to consult experts or engineers who are familiar with the local conditions in order to determine the most appropriate materials and precautions for specific installation projects.
Q: Are ductile iron pipes suitable for use in chemical storage tanks?
Ductile iron pipes are not suitable for use in chemical storage tanks. While ductile iron pipes have excellent mechanical properties, including high tensile strength and impact resistance, they are not resistant to corrosion caused by various chemicals. Chemical storage tanks require materials that can withstand the corrosive properties of the stored chemicals to ensure the safety and integrity of the tank. Therefore, materials such as fiberglass-reinforced plastic (FRP), stainless steel, or high-density polyethylene (HDPE) are commonly used for chemical storage tanks due to their superior corrosion resistance. It is crucial to select the appropriate material for chemical storage tanks to prevent leaks, contamination, and potential hazards.
Q: Are ductile iron pipes suitable for power plant applications?
Ductile iron pipes are a suitable choice for power plant applications. Unlike traditional cast iron pipes, ductile iron pipes have improved strength, durability, and flexibility. These properties make them ideal for power plants, where they face high pressure, extreme temperatures, and corrosive environments.
Power plants require a reliable and strong piping system to transport various fluids, including water, steam, and chemicals. Ductile iron pipes have a high tensile strength and can withstand high pressure, ensuring the safe and efficient flow of fluids within a power plant. They are particularly suitable for power generation applications that involve high-pressure steam.
Moreover, ductile iron pipes have excellent corrosion resistance, which is crucial in power plants where many fluids are highly corrosive. The internal and external linings of these pipes protect them from corrosion, ensuring a longer service life and reducing maintenance costs. This corrosion resistance also makes them suitable for transporting chemicals and wastewater within a power plant.
In addition, ductile iron pipes can withstand extreme temperatures. Power plants often operate at high temperatures, and ductile iron pipes can handle these conditions without compromising their structural integrity. They have a high melting point and can resist thermal expansion and contraction, making them a suitable choice for applications involving hot fluids and steam.
Furthermore, ductile iron pipes are cost-effective compared to other commonly used materials in power plants, such as stainless steel or carbon steel. They offer a balance between performance and cost, making them an attractive choice for power plant applications.
In conclusion, ductile iron pipes have the necessary characteristics to meet the demands of power plant applications. Their strength, durability, flexibility, corrosion resistance, and ability to withstand high pressures and extreme temperatures make them well-suited for such environments. Additionally, their cost-effectiveness makes them a practical choice for power plant piping systems.
Q: Can ductile iron pipes be used for water main extensions?
Water main extensions can utilize ductile iron pipes. These pipes are recognized for their robustness and longevity, making them a fitting option for extending water mains. They possess the capability of withstanding high pressure and resisting corrosion, essential for guaranteeing the durability and dependability of the water distribution system. Moreover, ductile iron pipes have a sleek interior surface, minimizing friction and enhancing the efficiency of water flow. In general, due to their favorable mechanical properties and capacity to withstand the demands of water distribution systems, ductile iron pipes are commonly employed in water infrastructure projects, including water main extensions.
Q: Are ductile iron pipes resistant to UV degradation?
No, ductile iron pipes are not resistant to UV degradation.
Q: Can ductile iron pipe be used for gas distribution systems?
Indeed, gas distribution systems can utilize ductile iron pipe. Ductile iron, being a robust and enduring substance, exhibits resistance to corrosion, thus rendering it suitable for subterranean applications. Its capacity to endure high pressure and furnish a dependable and enduring solution has led to its widespread employment in gas distribution systems for numerous years. Moreover, ductile iron pipes are acknowledged for their pliability, facilitating simpler installation and upkeep. Nevertheless, it is imperative to guarantee conformity with the specific requirements and standards of gas distribution systems when implementing ductile iron pipes to ensure the system's safety and efficiency.
Q: What is the expected bending stress capacity of ductile iron pipes?
The expected bending stress capacity of ductile iron pipes can vary depending on various factors such as the pipe's diameter, wall thickness, and the specific grade of ductile iron used. However, generally speaking, ductile iron pipes have a high bending stress capacity compared to other pipe materials.
Ductile iron pipes are known for their high tensile strength and flexibility, making them capable of withstanding significant bending stresses. The exact bending stress capacity can be determined through rigorous testing and analysis by considering factors like the pipe's mechanical properties, dimensions, and the maximum allowable deflection.
It is important to note that the bending stress capacity of ductile iron pipes should be evaluated in accordance with industry standards and guidelines. These may include standards such as the American Water Works Association (AWWA) C150 or International Organization for Standardization (ISO) 2531, which provide specifications and testing methods for ductile iron pipes.
Ultimately, the expected bending stress capacity of ductile iron pipes is determined by several factors and should be assessed based on the specific requirements of the application, considering industry standards and guidelines for accurate and reliable results.
Q: Comparison of ductile iron pipe and spiral steel pipe
Ball milling cast iron pipe: corrosion resistance, high compressive strength, cheap, non pressure, socket connection.
Q: Why does the cast iron pipe always run off when testing?
The pipeline is installed, straight section of each pipe will be added pier, concrete pipe, elbow, three links should also have concrete pier, specific installation method according to GB Atlas 03SS515, and the straight pipe to soil, pipeline interface will be exposed, easy to check.
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Ductile Iron Pipe For Water Project Of Good Quality From China
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