STEEL BALL VALVE ASTM, NACE, ASME, and API standards..

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1. ASTM, NACE, ASME, and API standards..

The Discription of Ball Valve

Product Description

*Design standard*	API Spec 6D 6A
*Pressure and temperature rating*	ASME B16.34
*Face-to-face and end-to-end dimensions*	API 6D ASME B16.10
*Material specification*	ASTM A105, LF2, F316, F316L, F304, F50, F51, 1040
	4140, 410, 17-4PH, INCONEL, MONEL….
	NACE-MR-0175
*Flanged ends standared*	ASME B16.5, ASME B16.47, MSS SP-44
*Welding ends standard*	ASME B31.4, ASME B16.25
*Pressure testing*	API 6D, API 598, BS 6755
*Toughness testing*	ASTM A370
*Fire testing*	API 607
*Anti-static device*	BS 5351
MT	ASME B16.34, ASTM A275
PT	ASME B16.34, ASTM E165
UT	ASME B16.34, ASTM A388
*Nominal Sizes*	NPS 12 Reduced Bore
*Pressure Class*	600LB
*Construction*	Trunnion Mounted

ASTM, NACE, ASME, and API standards;
Satisfying the strict requirements of petroleum refineries, chemical processing plants, power-generating plants, pulp and paper, food processing, mining and other critical applications.

Our comprehensive evaluation includes on-site audits, inspection at the source, receiving inspections, and destructive material testing.
The ongoing process, led by our in-house metallurgist and QA/QC team, ensures that CMEC Valve is manufactured to the highest industry standards.

Workshop

More than 20 years experience
40 sets of advancing CNC drilling and milling machine, 15 sets of machining center, 5 sets of CNC grinding machine and 3 sets of automatic welding machine.
Highest accuracy and low emission.

Q: How are steel pipes inspected for compliance with industry standards?: Steel pipes are inspected for compliance with industry standards through various methods such as visual inspection, dimensional checks, non-destructive testing, and mechanical testing. Visual inspection involves examining the pipes for any visible defects or imperfections. Dimensional checks ensure that the pipes meet the required measurements and tolerances. Non-destructive testing techniques like ultrasonic testing, magnetic particle inspection, or radiography are used to detect any internal or surface defects. Mechanical testing involves conducting tests to verify the mechanical properties such as tensile strength, yield strength, and hardness of the pipes. These inspections ensure that the steel pipes meet the required industry standards and are safe for use.

Q: How are steel pipes tested for quality?: Steel pipes are tested for quality through various methods such as visual inspections, dimensional measurements, and various mechanical and chemical tests. These tests include assessing the pipe's surface finish, checking for any defects or cracks, measuring its dimensions, conducting tensile and impact tests, and analyzing its composition. Additionally, non-destructive testing techniques like ultrasonic testing, radiography, and magnetic particle inspection are employed to ensure the pipes meet the required quality standards.

Q: Can steel pipes be used for conveying steam?: Yes, steel pipes can be used for conveying steam. Steel pipes are commonly used in steam systems due to their high strength and durability, as well as their ability to withstand high temperature and pressure conditions. However, it is important to ensure that the steel pipes are properly insulated and the system is adequately designed to prevent any potential issues such as corrosion or thermal expansion.

Q: Can steel pipes withstand high temperatures?: Yes, steel pipes can withstand high temperatures. Steel is a strong and durable material that has high heat resistance. It can retain its strength and structural integrity even when exposed to extreme heat, making it suitable for various high-temperature applications such as industrial furnaces, power plants, and steam pipelines.

Q: How are steel pipes insulated for thermal efficiency?: Steel pipes are insulated for thermal efficiency by applying a layer of insulating material, such as mineral wool or foam, around the pipe. This insulation helps to reduce heat transfer and prevent energy loss, ensuring that the pipes maintain the desired temperature and improve overall thermal efficiency.

Q: Why should the weak electricity be pre buried with galvanized steel pipe?: Galvanized steel pipe mainly because of anti-interference and electrical connectivity, to prevent other strong magnetic strong signal interference weak signal, while in the electrical connection, galvanized steel pipe can be directly connected to the bridge.

Q: Are steel pipes suitable for use in food processing industries?: Yes, steel pipes are suitable for use in food processing industries. They are highly durable, corrosion-resistant, and can withstand high temperatures and pressure. Additionally, steel pipes are easy to clean, maintain hygiene standards, and do not contaminate the food being processed.

Q: Can steel pipes be used for the construction of tunnels?: Yes, steel pipes can be used for the construction of tunnels. Steel pipes are often used as support structures in tunnel construction due to their strength, durability, and ability to withstand high pressures. They can be used for various purposes such as drainage, ventilation, or as part of the tunnel structure itself. Additionally, steel pipes can be easily manufactured, transported, and installed, making them a popular choice in tunnel construction projects.

Q: Where is the difference between seamless steel pipe and welded pipe?: Seamless pipe pressure is higher, welded pipe is generally in 10 or so MPa, now welded pipe to do seamless processing.

Q: How are steel pipes used in the manufacturing of geothermal systems?: Steel pipes are used in the manufacturing of geothermal systems primarily for their strength, durability, and resistance to corrosion. These pipes are used to transport fluid, typically water or a water-based solution, from the geothermal source to the surface, where it can be utilized for heating or electricity generation. The high tensile strength of steel pipes allows them to withstand the high pressure and temperature conditions typically found in geothermal systems. Additionally, steel pipes are resistant to corrosion, which is important in preventing leaks and maintaining the efficiency of the system over its lifespan.

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