304 316 304L 316L Seamless Stainless Steel Coil

• Customization: Available
• Type: Seamless
• Technique: Cold Rolled
• Material: Stainless Steel
• Surface Treatment: Polished
• Usage: Food/Beverage/Dairy Products, Chemical Industry, Special Purpose, Semiconductor
• Section Shape: Round
• MOQ: 1ton
• Delivery Time: 7-15days.Adjust According to Customer Order Volume
• Design: Custom
• Hardness Range: Hv100 - 250
• Thickness: 0.5~20mm,Customizable
• Length: 1000~6000mm,Customizable
• Transport Package: Standard Sea-Worthy Packing
• Specification: According to your needs
• Trademark: DAUPHINS
• Origin: China
• HS Code: 7304419000
• Production Capacity: 300000tons/Year

Product Description

Product Description

 

Category	Content
Performance Features	- Corrosion Resistance: Excellent, capable of withstanding corrosion from various chemical substances, suitable for chemical and pharmaceutical industries.
	- High Temperature and Pressure Resistance: Can operate stably in high-temperature and high-pressure environments, suitable for boilers and heat exchangers.
	- Smooth Surface and Easy to Clean: Resistant to bacterial growth, meeting hygiene standards in food and medical industries.
	- High Strength and Long Service Life: High mechanical strength and toughness, with a long service life.
Technical Parameters	- Material: 304, 304L, 316, 316L, etc., different materials are suitable for different working environments.
	- Size and Wall Thickness: Outer diameter ranges from a few millimeters to several hundred millimeters, wall thickness from 0.5 mm to 20 mm.
	- Length: Can be customized according to customer needs, with some products reaching several thousand meters in length.
	- Pressure Resistance: Generally between 60-100 MPa.
	- Manufacturing Process: Seamless process or post-welding wall reduction treatment, resulting in a smooth surface and uniform wall thickness.
Application Fields	- Industrial Fields: Petrochemical (heat exchangers, boilers), food processing (beverage, milk production), pharmaceutical industry (liquid medicine conveyance), mechanical manufacturing (textile machinery, medical devices).
	- Construction Field: Water supply systems, heating systems.
	- New Energy Field: Solar energy, wind energy, and other new energy equipment.
Future Development	- With the advancement of industrial technology and increasing emphasis on environmental protection and energy saving, the market demand for stainless steel coils will continue to grow.
	- There is a broad application prospect in new energy and high-end manufacturing industries.

 

 

 

Stainless steel coil is a spiral shaped tube made of stainless steel. It is usually made of high-quality stainless steel materials, such as 304, 316L, etc., with good corrosion resistance, high temperature resistance and high strength. The manufacturing process of stainless steel coil is exquisite, and the stainless steel sheet is rolled into a spiral shape through precision processing equipment, and it is welded, polished and other processing, so that it has a smooth surface and accurate size. This coil is widely used in chemical, petroleum, pharmaceutical, food, HVAC and other fields, can be used to transport a variety of corrosive media, high temperature fluids and as an important part of the heat exchanger, can meet the requirements of different working conditions, with a long service life and stable performance.

 

The advantages of stainless steel coil are significant, the use of high-quality stainless steel material, with excellent corrosion resistance, can be used stably in complex environments such as acid and alkali, without fear of rust corrosion; Excellent high temperature resistance, can maintain stable form and performance in high temperature conditions; Sanitary and environmental protection, smooth surface without odor, in line with food, medicine and other high clean industry standards; High mechanical strength, strong bearing capacity, suitable for high pressure environment; Good heat conduction efficiency, conducive to heat exchange; And the processing is flexible, can meet the diversified customization needs, beautiful appearance, both practical and decorative value.

 

Application And Usage

 

In terms of product applications, precision - rolled BA is often used in the automotive manufacturing field to manufacture key components such as automotive fuel pipes and brake pipes, ensuring the safe operation of vehicles. In the hydraulic system, as hydraulic oil pipes, it can withstand high - pressure hydraulic oil to ensure the stable operation of the system. In the instrument and meter manufacturing industry, it is used to manufacture high - precision instrument pipes to meet the strict requirements of instruments for the accuracy and surface quality of pipes. In the furniture decoration field, due to its bright and beautiful surface, it is often used to make decorative pipes and structural parts of high - end furniture, enhancing the overall quality of the furniture.

PROFESSIONAL STAINLESS
STEEL PIPE MANUFACTURING 

Product	Stainless Steel Pipe
Standard	ASTM, GB, EN, AISI,JIS, DIN,
Grade	300 Series: 302,304,304L,316,316L,309,310,317,321,347 Duplex Steel: 904L,2205,2507,2101,2520,2304 200 Series: 201,202 400 Series: 409,410,420,430,436,444,441,440c
Wall Thickness	0.5mm-50mm(Cold rolled),According to customer needs
Outer Diameter	Seamless:Φ 3mm-Φ1020mm; Welded:Φ 6mm-Φ630mm.According to customer demand
Length	1000mm~12000mm, as required.
Manufacturing Method	Cold Rolled ect.
Surface	Pickling ,sandblast, Bright Polished, Mirror polishing, ect.
Shape	Round,square
Seam	Seamless/Welded
MOQ	1 Ton
Package	Standard Sea-Worthy Packing
Leading time	Usually 10-15 days,Depending on customer order size
Payment terms	T/T 30% for deposit. 70% balance before shipment
Application area	Pipeline Transport,Boiler Pipe,Hydraulic/Automobile Pipe,Oil/Gas Drilling,Food/Beverage/Dairy Products,Machinery Industry,Chemical Industry,Mining,Construction & Decoration,Special Purpose,Solar photovoltaic,Electronic clean shop and so on.

 

Main Product

Our company's main products are Finned Tube, Fin Tube Heat Exchanger, Air Cooler, Fin Tube Radiator, Shell and Tube Condenser, Boiler Energy-Saving Device, Boiler Tube, Economizer, Copper Pipe&Tube, Stainless Steel Pipe

Company Profile

Exhibitiong&Partners

Certifications

Our company's certificate certification includes ISO 9001, ISO 9000, ISO 14001, ISO 14000 and so on.

Packaging & Shipping

FAQ

Q1: What factors affect the price?
A: What factors affect the price? It is affected by material, specifications, market supply and demand, and raw material prices. Different materials have different prices. Large - diameter and thick - walled pipes have higher costs. Fluctuations in the supply - demand relationship and the prices of raw materials such as nickel and chromium also affect the price.

Q2: How to detect the quality of stainless steel seamless pipes?
A: The quality of stainless steel seamless pipes can be inspected as follows:
Appearance Check:Examine the surface for cracks, scratches and other defects.
Dimension Measurement:Measure the diameter, wall thickness, etc. to ensure they meet the standards.
Nondestructive Testing:Adopt nondestructive testing methods like ultrasonic flaw detection and eddy current flaw detection to check for internal defects.
Chemical Composition Analysis:Analyze the chemical composition to verify if the material meets the requirements.  
Mechanical Properties Testing:Conduct mechanical properties testing to check if the material quality is up to standard.

Q3: Do you offer customized products?
A: Yes, we can customize seamless stainless steel tubes according to specific customer requirements, including different sizes, materials, and surface.

Q4: Which standards do your products comply with?
A: Our products comply with national standards (GB), international standards (ISO), and industry standards. Some products can also be customized to meet specific customer requirements.

Q5: Do you offer customized products?
A: Yes, we can customize seamless stainless steel tubes according to specific customer requirements, including different sizes, materials, and surface treatments.

Q6: What is the typical delivery time for your products?
A: The delivery time depends on the order quantity and product specifications. Generally, we can deliver within 2 to 4 weeks. The exact delivery time will be confirmed and notified to the customer after the order is placed.