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:What is the lifespan of galvanized steel pipes?: The lifespan of galvanized steel pipes can vary depending on various factors such as the environment, usage, and maintenance. However, on average, galvanized steel pipes can last between 40 to 70 years.

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 structural elements for tunnel construction due to their strength, durability, and resistance to corrosion. They can be used for various purposes such as tunnel lining, ventilation systems, and water drainage. Steel pipes offer the advantage of being able to withstand high loads and pressures, making them suitable for tunnel construction in different geological conditions.

Q:How are steel pipes tested for quality assurance?: Steel pipes are tested for quality assurance through various methods, such as visual inspection, dimensional checks, chemical composition analysis, mechanical property testing, and non-destructive testing techniques like ultrasonic or magnetic particle inspection. These tests ensure that the pipes meet the required specifications, performance standards, and are free from defects or flaws, ensuring their durability and reliability in various applications.

Q:How are steel pipes used in the manufacturing of bridges?: Steel pipes are commonly used in the manufacturing of bridges as they provide structural support and stability. They are used for various purposes such as creating the framework, supporting the weight of the bridge, and constructing the foundations. Additionally, steel pipes are also used in the construction of bridge railings and barriers, ensuring safety for pedestrians and vehicles.

Q:Can steel pipes be used for oil refineries?: Yes, steel pipes can be used for oil refineries. Steel pipes are commonly used in oil refineries due to their durability, high strength, and resistance to corrosion, making them suitable for transporting crude oil and refined products under high pressure and harsh conditions.

Q:Can steel pipes be used for oil and gas well production?: Yes, steel pipes can be used for oil and gas well production. Steel pipes are commonly used in the oil and gas industry due to their high strength and durability, which allows them to withstand the harsh conditions of drilling and production processes. Additionally, steel pipes can efficiently transport oil and gas over long distances, making them a preferred choice in the industry.

Q:Is the same specification seamless steel pipe more expensive than welded pipe?: Specifications of the same kind of seamless steel pipe than welded pipe prices are generally about 30% high, large diameter difference is greater.

Q:What is the maximum length of steel pipes available?: The maximum length of steel pipes available can vary depending on the manufacturer and the specific requirements. However, standard lengths for steel pipes typically range from 18 to 24 feet.

Q:How do steel pipes withstand pressure?: Steel pipes withstand pressure due to their inherent strength and resilience. The high tensile strength and durability of steel allow it to withstand the internal pressure exerted by fluids or gases flowing through the pipes. Additionally, the thick walls and cylindrical shape of the steel pipes distribute the pressure evenly, preventing any deformation or rupture. The seamless construction of steel pipes further enhances their ability to withstand pressure, making them a reliable choice for various applications in industries such as oil and gas, plumbing, and construction.

Q:How are steel pipes repaired in case of damage or leaks?: Steel pipes are repaired in case of damage or leaks by first identifying the affected area. The damaged section is then cut out, and a new piece of steel pipe is welded or bolted in its place. This ensures a secure and watertight connection, restoring the integrity of the pipe and preventing further leaks or structural issues.

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