Electropolished Stainless Steel Tubing

Grade: TP316L

Standards: SEMI F19-0304

Sizes: 1/4" - 6" , 6mm - 165mm

Roughness: Ra≦0.25

Cr/Fe ratio: ≥ 1.5

CrOX/FeOX: ≥ 2.0

Oxide thickness: t ≥ 1.5 nm ( t ≥15 Å)

Application: Electropolished Stainless Steel Tubings are widely used in Pharmaceutical, food and beverage and semiconductor industries, etc.

 

Electropolishing has become a common process in the production of semiconductors, it's particularly suitable for polishing the inside surface of small tubes. We produce qualified stainless steel bright annealed tubes and choose those in better condition as raw materials, Electropolishing removes material from a metallic workpiece, reducing the surface roughness by levelling micro-peaks and valleys, improving the surface finish, after passivation,Electropolished tube would be cleaned by ultrapure water, at last, each tube is purged with ultra-high purity (UHP) nitrogen, then capped, put in double plastic bags and sealed in ISO 6 clean room.

 

Grade	C	Si	Mn	P	S	Ni	Cr	Mo
316L	≦0.035	≦1.00	≦2.0	≦0.045	≦0.030	10.0~14.0	16.0~18.0	2.0~3.0

 

 

Grade	Mechanical Property			Density	Specific Resistance (10-8Ωm)	Specific Heat 0-100℃ KJ/(kg.℃)	Critical Temperature of Oxidation Resistance
	Tensile Strength (N/mm2)	Yield Strength (N/mm2)	Elongation (%)				Continuous Use (℃)	Intermittent Use (℃)
TP316L	≥480	≥175	≥30	7.98	74	0.5	900	810

 

 

O.D.		W.T. (A)	W.T. (B)
In	mm	mm	mm
1/4	6.35	0.89	1.00
3/8	9.53	0.89	1.00
1/2	12.70	1.24	1.00
5/8	15.88	1.24	1.00
3/4	19.05	1.65	1.24
1	25.40	1.65	1.24
1-1/2	38.10	1.65	/
2	50.80	1.65	/
2-1/2	63.50	1.65	/
3	76.20	1.65	/
4	101.60	2.11	/
5	127.00	2.77	/
6	152.40	2.77	/

 

 

O.D.		W.T.
/	mm	Sch5S	Sch10S
6A	10.50	1.00	1.20
8A	13.80	1.20	1.65
10A	17.30	1.20	1.65
15A	21.70	1.65	2.10
20A	27.20	1.65	2.10
25A	34.00	1.65	2.80
32A	42.70	1.65	2.80
40A	48.60	1.65	2.80
50A	60.50	1.65	2.80
65A	76.30	2.10	3.00
80A	89.10	2.10	3.00
90A	101.60	2.10	3.00
100A	114.30	2.10	3.00
125A	139.80	2.80	3.40
150A	165.20	2.80	3.40

 

 

Electropolished Stainless Steel Tubing: Enhancing Performance, Durability and Aesthetics of Industrial Systems

    Stainless steel is widely used in various industrial applications as it provides excellent resistance to corrosion, high-temperature and high-pressure environments, as well as abrasion and wear. In applications that demand high-purity and cleanliness such as in medical, pharmaceutical, and food and beverage industries, electropolishing of stainless steel tubing is an important process to enhance surface finish and performance.

    Electropolishing is an electrochemical process that removes surface imperfections, contaminants, and burrs, leaving a smooth and highly reflective surface finish. Electropolished stainless steel tubing offers various benefits that traditional mechanical polishing and cleaning methods fail to achieve. The following are some of the advantages of electropolished stainless steel tubing:

    1. Improved corrosion resistance: Electropolishing removes the iron, nickel, and other impurities from the surface, leaving behind a chromium-rich surface that is more resistant to corrosion and oxidation.

    2. Enhanced cleanability: Electropolishing renders the surface free of micro-crevices and other surface defects which are potential sites for bacterial growth and contamination. Hence, electropolished stainless steel tubing ensures high-purity and cleanability, making it an ideal choice in industries such as pharmaceutical and food processing.

    3. Improved aesthetics: Electropolishing provides a highly reflective and bright surface finish, giving the stainless steel tubing a clean, sleek, and modern look. This is particularly important in architectural and design applications such as in airports, office buildings, and public spaces.

    4. Improved Performance: Electropolished stainless steel tubing offers increased surface hardness, making it more resistant to wear and abrasion. This makes it ideal for use in applications such as semiconductor manufacturing, where surface damage can impact the quality of the product.

    5. Reduced product contamination: Electropolished stainless steel tubing ensures that the surface is free from burrs, scratches, and other imperfections that could contaminate products during processing, transportation, and storage.

    Electropolished stainless steel tubing can be produced in a variety of grades, sizes, and dimensions, and can be used in various applications such as medical instruments, aerospace components, hydraulic and pneumatic systems, and semiconductor processing equipment.

    In conclusion, the electropolishing process enhances the performance, durability, and aesthetics of stainless steel tubing, making it an ideal choice for various industrial applications. Electropolished stainless steel tubing offers improved corrosion resistance, cleanability, aesthetics, performance, and reduced product contamination. When selecting stainless steel tubing for your application, it is important to consider the benefits of electropolishing to ensure optimal performance and quality.

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