Stainless Steel Pipe Manufacturers in China

Stainless Steel Pipe Manufacturers in China

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 5 m.t

Supply Capability:: 5000 m.t/month

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Material	304:0cr18ni9, 0cr17ni8 201:1cr17mn6ni5n,1cr13mn9ni1n 316:0cr17ni12 or as customer’s request
Size(round pipe)	9.5, 12.7, 15.9, 17, 18, 19.1, 20, 21, 22.2, 23, 25.4, 28, 318, 35, 60, 63.5, 73, 76.2, 88.9, 101.6, 114.3, 127, 133, 59, 168, 219 mm or customized
Size (square pipe)	10×10,12×12,18×18,23×23,38×38,50×50,70×70,100×100,20×10,23×10,24×12,25×13,36×23, 40×20,50×20,60×15,75×45,80×60,95×45,100×60,150×100 mm or customized
Size (oval pipe)	30×15,80×40 mm os customized
Thickness	0.24-3 mm
Length	6m or according to customer’s request
Outer diameter	6.35-219mm
Tolerance	Outer diameter :±0.2mm
Thickness :±0.02mm
Length :±0.5mm
Process method	Code drawn, annealed with nitrogen protection, ultrasonic,automatic shape, polished
Finishing	A: sanded B: 400#-600# mirror C: hairline brushed D: TIN titanlum E : HL brushed & mirror (two kinds of finishing for one pipe)

Chemical Composition
Material	C	Si	Mn	P	S	Cr	Ni
201	≤0.12	≤0.75	9.5-12.5	≤0.045	≤0.03	13-16	0.8-1.5
304	≤0.08	≤0.75	≤2.0	≤0.045	≤0.03	18-19	8-10
316	≤0.08	≤1.00	≤2.0	≤0.035	≤0.03	10-14	16.0-18.5
430	≤0.12	≤0.75	≤2.0	≤0.04	≤0.03	16-18	≤0.6

Company Information

CNBM International Corporation is the most important trading platform of CNBM group.

Whith its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high qulity series of refractories as well as technical consultancies and logistics solutions.

Client

Export Markets Our target market is the international market. Every year we export most of products to countries like India, Pakistan, South Korea, Brazil, Australia, South Africa, Spain, Sri Lanka, Taiwan, Hong Kong, etc.

F A Q

FAQ

1, Your advantages?

professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale

2, Test & Certificate?

SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem

3, Factory or Trading Company?

CNBM is a trading company but we have so many protocol factories and CNBM works as a trading department of these factories. Also CNBM is the holding company of many factories

Q: What is the difference between cold rolled and hot rolled stainless steel bars?: The main difference between cold rolled and hot rolled stainless steel bars lies in the manufacturing process and the final product's properties. Cold rolling involves passing stainless steel through a series of rollers at room temperature. This process results in a harder and stronger material with a smooth finish. Cold rolled stainless steel bars have improved dimensional accuracy, tight tolerances, and a bright surface appearance. They are commonly used in applications where precise measurements, such as in the automotive and aerospace industries, are required. On the other hand, hot rolling involves heating stainless steel at high temperatures and then passing it through rollers to shape it into the desired form. Hot rolled stainless steel bars have a rougher surface finish and may have slight variations in dimensions. The hot rolling process also causes the stainless steel to lose some of its strength, making it less suitable for applications that require high strength and precision. In terms of cost, cold rolled stainless steel bars tend to be more expensive due to the additional processing steps involved. However, the improved properties and aesthetics make them a preferred choice in many industries where quality and accuracy are paramount. In summary, the main differences between cold rolled and hot rolled stainless steel bars are the manufacturing process, surface finish, dimensional accuracy, and strength. Cold rolled bars offer better dimensional precision and a smoother finish, while hot rolled bars are more cost-effective but have a rougher surface and may have slight variations in dimensions.

Q: Are stainless steel bars suitable for bus and train interiors?: Stainless steel bars are indeed appropriate for the interior of buses and trains. As a highly durable and corrosion-resistant material, stainless steel is perfect for areas with heavy foot traffic, such as bus and train interiors. It can withstand continuous use and exposure to different weather conditions without deteriorating or rusting. Moreover, stainless steel is easy to clean and maintain, which is crucial for ensuring a clean and sanitary environment in public transportation. Additionally, the sleek and contemporary look of stainless steel adds a touch of elegance to the interior design of buses and trains. All in all, stainless steel bars are a sensible and visually pleasing choice for the interior of buses and trains.

Q: Can stainless steel bars be used in mining conveyors?: Yes, stainless steel bars can be used in mining conveyors. Stainless steel is known for its high strength, corrosion resistance, and durability, making it suitable for the harsh conditions and heavy loads typically encountered in mining operations. Additionally, stainless steel bars can withstand extreme temperatures and are resistant to abrasion, making them an ideal choice for mining conveyor systems.

Q: What is the elongation of stainless steel bars?: The elongation of stainless steel bars refers to the amount of deformation or stretch they can undergo before breaking. It is a measure of the ductility or flexibility of the material and is usually expressed as a percentage of the original length.

Q: Are stainless steel bars suitable for outdoor sculptures and artworks?: Yes, stainless steel bars are highly suitable for outdoor sculptures and artworks. Stainless steel is renowned for its exceptional durability, corrosion resistance, and ability to withstand harsh weather conditions. This makes it an ideal material choice for outdoor installations that need to endure exposure to rain, wind, sunlight, and other environmental factors. Additionally, stainless steel's sleek and modern appearance adds to its appeal in creating captivating and long-lasting outdoor sculptures and artworks.

Q: Can stainless steel bars be used in the manufacturing of pressure vessels?: Yes, stainless steel bars can be used in the manufacturing of pressure vessels. Stainless steel is often chosen for pressure vessel applications due to its high strength, corrosion resistance, and ability to withstand high temperatures. The use of stainless steel bars in pressure vessel manufacturing ensures the vessels can withstand the internal pressure and harsh operating conditions.

Q: What is the maximum temperature tolerance of stainless steel bars?: The grade of stainless steel being used determines the maximum temperature tolerance of stainless steel bars. Stainless steel generally possesses excellent heat resistance properties and can endure high temperatures. The commonly employed stainless steel grades, for instance, 304 and 316, can typically endure temperatures of approximately 800-900 degrees Celsius (1472-1652 degrees Fahrenheit) without undergoing significant deformation or loss of mechanical properties. Nevertheless, certain specialized stainless steel grades, like the heat-resistant alloys such as 310 and 330, can withstand even higher temperatures, reaching up to 1150-1200 degrees Celsius (2102-2192 degrees Fahrenheit). To ascertain the precise maximum temperature tolerance of a specific stainless steel grade, it is imperative to refer to the material datasheet or consult a materials engineer, as it may vary depending on the alloy composition and specific application requirements.

Q: How does stainless steel compare to other types of metal bars?: Stainless steel is a highly versatile and popular material for metal bars, and it offers several advantages over other types of metals. First and foremost, stainless steel is known for its excellent corrosion resistance. Unlike other metals, such as carbon steel or aluminum, stainless steel does not rust or corrode easily, making it ideal for applications in challenging environments or where exposure to moisture is a concern. In terms of strength and durability, stainless steel also holds its own against other metals. It has a high tensile strength, meaning it can withstand heavy loads and pressure without deforming or breaking. This makes stainless steel bars suitable for applications that require structural integrity and long-lasting performance. Another advantage of stainless steel is its aesthetic appeal. Stainless steel bars have a sleek and modern appearance, making them a popular choice for architectural and decorative purposes. Furthermore, stainless steel is highly resistant to staining, making it easier to maintain its polished and attractive finish. When it comes to versatility, stainless steel again excels. It can be easily fabricated and modified into various shapes and sizes, allowing for customization to meet specific project requirements. Moreover, stainless steel bars can be easily welded, making them suitable for construction projects and manufacturing processes. Lastly, stainless steel is also known for its hygiene and sanitation properties. Its smooth surface makes it difficult for bacteria and germs to adhere to, making stainless steel bars a preferred choice in food processing, healthcare, and pharmaceutical industries. In summary, stainless steel bars offer numerous advantages compared to other types of metal bars. Its corrosion resistance, strength, durability, aesthetic appeal, versatility, and hygiene properties make it a superior choice for a wide range of applications.

Q: Are stainless steel bars easy to work with?: Stainless steel bars, in general, are widely regarded as being easy to manipulate. They possess remarkable strength and durability, rendering them suitable for a multitude of applications. Meeting specific requirements is a breeze as these bars can be effortlessly cut, shaped, and welded. Moreover, their resistance to corrosion further contributes to their user-friendly nature. Not only this, but stainless steel bars can also be machined and polished to achieve flawlessly smooth and precise finishes. All in all, their versatility and manipulability make them highly sought after in industries such as construction, automotive, and manufacturing.

Q: What are stainless steel bars used for?: Stainless steel bars are widely used in various industries for their durability, strength, and corrosion resistance properties. One common application of stainless steel bars is in the construction industry, where they are used to reinforce concrete structures such as bridges, buildings, and highways. The high tensile strength of stainless steel bars ensures the structural integrity and longevity of these projects. In the manufacturing sector, stainless steel bars are utilized in the production of machinery and equipment. These bars are often machined, formed, or welded to create components that require high strength and resistance to heat, chemicals, and wear. Industries such as automotive, aerospace, and oil and gas rely on stainless steel bars for parts like shafts, valves, fasteners, and fittings. Stainless steel bars also find extensive use in the food and beverage industry. The non-reactive nature of stainless steel makes it an ideal material for food processing equipment, such as conveyor systems, mixers, tanks, and storage containers. It ensures the safety and hygiene of the food products by preventing contamination and facilitating easy cleaning. Moreover, stainless steel bars are commonly employed in the marine industry due to their excellent resistance to saltwater corrosion. They are utilized in boat fittings, propeller shafts, and other components exposed to harsh marine environments. Additionally, stainless steel bars are used in architectural applications such as handrails, balustrades, and decorative elements. The aesthetic appeal, durability, and low maintenance requirements of stainless steel make it a popular choice for enhancing the appearance and functionality of buildings and public spaces. In summary, stainless steel bars serve a wide range of purposes across various industries. Their versatility, strength, and corrosion resistance make them indispensable in construction, manufacturing, food processing, marine, and architectural sectors.

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