stainless steel pipe/tube 304pipe,stainless steel weld pipe/tube,201pipe,stainless steel profile

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 1000 m.t./month

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Place of Origin:

China (Mainland)

Packaging & Delivery

Packaging Detail:	stainless steel pipe/tube ,304pipe,stainless steel weld pipe/tube, stainless steel welded pipe/tube ,201pipe,stainless steel profile
Delivery Detail:	20days

Specifications

stainless steel pipe/tube 304pipe,stainless steel weld pipe/tube,201pipe,stainless steel profile
Standard ASTM A554, A249, A26

Standard	ASTM A554, A249, A269 and A270, A312
Material Grade	201 ( Ni 0.8%), 202 (Ni 3.5%~4.5%), 301(Ni 5%) 304 (Ni 8%, Cr 18%), 316 (Ni 10%, Cr 18%), 316L (Ni10%~14%), 430
Outer Diameter	6mm--159mm
Thickness	0.3mm - 3.0mm
Length	6m or as customers' request
Tolerance	a) Outer Diameter: +/- 0.2mm
	b) Thickness: +/- 0.02mm
	c) Length: +/- 5mm
Surface	180G, 320G, 400G Satin / Hairline 400G, 500G, 600G or 800G Mirror finish
Application	Decoration construction, upholstery, industry instrument
Test	Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT
Chemical Composition of Material	Material Composition	201	202	304	316	430
	C	≤0.15	≤0.15	≤0.08	≤0.08	≤0.12
	Si	≤1.00	≤1.00	≤1.00	≤1.00	≤1.00
	Mn	5.5-7.5	7.5-10	≤2.00	≤2.00	≤1.00
	P	≤0.06	≤0.06	≤0.045	≤0.045	≤0.040
	S	≤0.03	≤0.03	≤0.030	≤0.030	≤0.030
	Cr	16-18	17-19	18-20	16-18	16-18
	N	3.5-5.5	4-6	8-10.5	10-14
	Mo				2.0-3.0
Mechanical Property	Material Item		201	202	304	316
	Tensile Strength		≥535	≥520	≥520	≥520
	Yield Strength		≥245	≥205	≥205	≥205
	Extension		≥30%	≥30%	≥35%	≥35%
	Hardness (HV)		<253	<253	<200	<200

Payment	Payment by T/T, 30% as advance payment and 70% balance pay before shipping.
Delivery time	A.7 days if this goods is stock goods. B.30 days if this goods will be produced after order
Validity	Valid time is 3 days for price usually.

Payment

Payment by T/T, 30% as advance payment and 70% balance pay before shipping.

Delivery time

A.7 days if this goods is stock goods.

B.30 days if this goods will be produced after order

Validity

Valid time is 3 days for price usually.

stainless steel pipe/tube ,304pipe,stainless steel weld pipe/tube, stainless steel welded pipe/tube ,201pipe,stainless steel profile

Q:Can stainless steel pipes be insulated with polyurethane?: Yes, stainless steel pipes can be insulated with polyurethane. Polyurethane insulation is commonly used for both thermal and acoustic insulation in various industries, including plumbing and HVAC systems. It offers excellent thermal conductivity properties and low moisture absorption, making it an ideal choice for insulating stainless steel pipes. Polyurethane insulation can be applied as a foam or in the form of pre-insulated pipe sections. It provides effective insulation by reducing heat loss or gain, preventing condensation, and improving energy efficiency. Additionally, polyurethane insulation is durable, lightweight, and resistant to corrosion, making it a suitable choice for insulating stainless steel pipes in various applications.

Q:What is the maximum wall thickness for stainless steel pipes?: The specific grade of stainless steel and the intended application both play a role in determining the maximum wall thickness for stainless steel pipes. Generally, the maximum wall thickness for stainless steel pipes can range from 0.065 inches (1.65 mm) to 3 inches (76.2 mm) or possibly even more in certain instances. To ascertain the maximum allowable wall thickness for a particular application, it is crucial to refer to the relevant industry standards, codes, or specifications for the specific grade of stainless steel being utilized.

Q:Can stainless steel pipes be used for ornamental purposes?: Yes, stainless steel pipes can be used for ornamental purposes. Stainless steel is a versatile material that offers a sleek and modern aesthetic, making it well-suited for decorative applications. The durability and corrosion resistance of stainless steel also make it an excellent choice for outdoor installations or in humid environments where other metals might deteriorate over time. Stainless steel pipes can be fabricated into various shapes and sizes, allowing for creative and visually appealing designs. They are commonly used in architectural structures, such as railings, handrails, and balustrades, as well as in decorative furniture, lighting fixtures, and artwork. Additionally, stainless steel pipes can be polished or finished in different ways to enhance their appearance and create a desired decorative effect. Overall, stainless steel pipes provide a durable and visually pleasing solution for ornamental purposes.

Q:Can stainless steel pipes be surface treated?: Yes, stainless steel pipes can be surface treated through various methods such as pickling, passivation, electropolishing, or coating to enhance their appearance, corrosion resistance, and durability.

Q:How do you prevent backflow in stainless steel pipes?: To prevent backflow in stainless steel pipes, there are a few key measures that can be taken. 1. Install a backflow preventer: This is a mechanical device that is installed in the pipe system to ensure that water flows in one direction and prevents any backflow. There are different types of backflow preventers available, such as check valves, double check valves, and reduced pressure zone devices. The selection of the appropriate backflow preventer depends on the specific requirements of the system and local codes and regulations. 2. Regular maintenance and inspection: It is important to regularly inspect the backflow preventer and ensure it is functioning properly. Any signs of wear or damage should be addressed immediately to prevent potential backflow issues. Regular maintenance can also include cleaning and replacing any worn-out parts to ensure optimal performance. 3. Pressure regulation: Maintaining proper pressure in the stainless steel pipes can also help prevent backflow. High pressure can cause water to flow in the opposite direction, leading to backflow. By installing pressure regulators or pressure-reducing valves, the water pressure can be controlled and maintained within the recommended range. 4. Air gaps: Incorporating air gaps in the system can provide an additional layer of protection against backflow. An air gap is a physical separation between the water source and the point of use, ensuring that there is no direct connection that could allow backflow to occur. 5. Adequate system design: Proper system design is crucial in preventing backflow. By ensuring that the stainless steel pipes have the correct sizing, appropriate slope, and proper connections, the risk of backflow can be minimized. Additionally, locating the backflow preventer in an easily accessible area can facilitate regular maintenance and inspection. By implementing these preventive measures, the risk of backflow in stainless steel pipes can be significantly reduced, promoting the safe and efficient flow of water in the system.

Q:Can stainless steel pipes be used for dairy processing equipment?: Yes, stainless steel pipes can be used for dairy processing equipment. Stainless steel is a commonly used material in the food and dairy industry due to its hygienic properties, resistance to corrosion, and ease of cleaning. It is specifically designed to meet the high standards of cleanliness and sanitation required in dairy processing, making it a suitable choice for various applications in this industry.

Q:What is the difference between stainless steel pipes and carbon steel pipes?: Stainless steel pipes and carbon steel pipes differ in their composition, properties, and applications. Composition: Stainless steel pipes are made primarily from an alloy of iron, chromium, and sometimes nickel. This composition gives stainless steel its corrosion-resistant properties. On the other hand, carbon steel pipes are made primarily from an alloy of iron and carbon. The carbon content in carbon steel pipes can range from 0.1% to 2.1%, which affects the strength and hardness of the material. Properties: Stainless steel pipes have excellent corrosion resistance, making them ideal for applications where the pipes will be exposed to moisture, chemicals, or other corrosive substances. They are also highly resistant to heat and can withstand high-pressure environments. Carbon steel pipes, on the other hand, are not as resistant to corrosion and are more susceptible to rust. However, they are stronger and more durable than stainless steel pipes, making them suitable for high-stress applications. Applications: Due to their corrosion resistance, stainless steel pipes are commonly used in industries such as food processing, pharmaceuticals, chemical processing, and marine applications. They are also widely used in plumbing, HVAC systems, and construction. Carbon steel pipes, with their higher strength and durability, are commonly used in oil and gas pipelines, structural applications, and machinery manufacturing. In summary, the main difference between stainless steel pipes and carbon steel pipes lies in their composition and properties. Stainless steel pipes are corrosion-resistant and heat-resistant, while carbon steel pipes are stronger and more durable. The choice between the two depends on the specific requirements of the application, such as the need for corrosion resistance, strength, or cost-effectiveness.

Q:Can stainless steel pipes be used for chemical processing applications?: Stainless steel pipes are a viable option for chemical processing applications. They possess exceptional corrosion resistance, making them suitable for handling a wide range of chemicals and corrosive substances. Their resistance extends to both organic and inorganic chemicals, covering acids, alkalis, and solvents. Moreover, stainless steel pipes exhibit high strength and durability, enabling them to withstand the typically encountered high temperatures and pressures in chemical processing operations. The smooth inner surface of these pipes also prevents the accumulation of deposits, ensuring the efficient flow of chemicals. All in all, stainless steel pipes are a dependable choice for chemical processing applications due to their corrosion resistance, strength, durability, and ease of maintenance.

Q:Stainless steel pipes can not be less than the amount of chromium: The chromium content of stainless steel is generally not less than said first why stainless steel tube is not easy to rust 12%-304 stainless steel tube, then why stainless steel will rust stainless steel is not easy to have a great relationship with the composition of stainless steel rust. In addition to iron, stainless steel contains chromium, nickel, aluminum, silicon and so on.

Q:What are the common wall thicknesses for stainless steel pipes?: The common wall thicknesses for stainless steel pipes vary depending on the specific application and industry standards. However, typical wall thicknesses for stainless steel pipes range from Schedule 5S (0.065 inches) to Schedule 80S (0.500 inches) in commercial and industrial settings.

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