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OEM Stainless Steel Instrument Tube Manufacturers

3.18-50.8mm Stainless Steel Seamless Instrument Tube
  • 3.18-50.8mm Stainless Steel Seamless Instrument Tube

3.18-50.8mm Stainless Steel Seamless Instrument Tube

Features

Special stainless steel clean pipe for instruments and meters
Specification: 3.18-50.8mm
Stainless steel clean tube for instrumentation
Instrumentation tubing is used to connect various pressure gauges, pressure switches, valves and flow screens to industrial piping and ventilation systems.
Size range: 1/16 inch - 4 inch OD
Wall: 0.010 inch, 0.020 inch, 0.028 inch, 0.035 inch, 0.049 inch, 0.065 inch, 0.083 inch, 0.095 inch, 0.109 inch, 0.120 inch
Standards: ASTM / ASME / NACE
3.18-50.8mm stainless steel seamless instrument tube is a high-quality tube that is widely used in various precision instruments and equipment. It is made of high-quality stainless steel material with excellent corrosion resistance and high strength, and can withstand harsh environments such as high pressure and high temperature. At the same time, the seamless design makes the inner wall of the pipeline smooth and has low fluid resistance, ensuring the efficiency and stability of fluid transmission. In addition, this instrument tube also has good processability and weldability, making it convenient for users to perform various processing and connection operations.
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Specification

Product application
Food and drink， Pharmacy  Electricity and energy， Chemical and petrochemical products，Hydraulic and mechanical systems
Production standard
ASTM A213 AVG WALL/ASTM A269 / ASTM A789/EN10216-5 TC1
Common specifications
Imperial System: 1 / 4 ", 3 / 8", 1 / 2 ", 5 / 8", 3 / 4 ", 1", 1-1 / 4 ", 1-1 / 2";
Metric system: 6,8,10,12,16,18,20,25,32,38;
Material:304/304L;316/316L,321,S31803,S32205/1.4301/1.4307,1.4404/1.4435,1.4426
Completion step
Cold rolling and cold drawing
Delivery conditions
Bright annealing (BA)，  Annealing and pickling (AP)

Material grade

Austenitic Stainless Steel

UNS

ASTM

EN no.

S30400/S30403

304/304L

1.4301/1.4306

S31603

316L

1.4404

S31635

316Ti

1.4571

S32100

321

1.4541

S34700

347

1.4550

S31008

310S

1.4845

N08904

904L

1.4539

Duplex Stainless

UNS

ASTM

EN no.

S32750

---

1.4410

S31803

---

1.4462

S32205

---

1.4462

Metric standard size
Tubes with an outside diameter of no more than 50.8mm (2 inches) can provide bright annealing, annealing and pickling.

OD

WT

Kg/m

Length

mm

mm

mm

mm

mm

3

0.5

0.03

4000

6000

up to 10000

3

0.7

0.04

4000

6000

up to 10000

6

1

0.13

4000

6000

up to 10000

6

1.5

0.17

4000

6000

up to 10000

8

1

0.18

4000

6000

up to 10000

8

1.5

0.24

4000

6000

up to 10000

8

2

0.3

4000

6000

up to 10000

10

1

0.23

4000

6000

up to 10000

10

1.5

0.32

4000

6000

up to 10000

10

2

0.4

4000

6000

up to 10000

12

1

0.28

4000

6000

up to 10000

12

1.5

0.39

4000

6000

up to 10000

12

2

0.5

4000

6000

up to 10000

14

1

0.33

4000

6000

up to 10000

14

1.5

0.47

4000

6000

up to 10000

14

2

0.6

4000

6000

up to 10000

15

1

0.35

4000

6000

up to 10000

15

1.5

0.51

4000

6000

up to 10000

15

2

0.65

4000

6000

up to 10000

16

1

0.38

4000

6000

up to 10000

16

1.5

0.54

4000

6000

up to 10000

16

2

0.7

4000

6000

up to 10000

16

2.5

0.85

4000

6000

up to 10000

18

1

0.43

4000

6000

up to 10000

18

1.5

0.62

4000

6000

up to 10000

18

2

0.8

4000

6000

up to 10000

18

2.5

0.97

4000

6000

up to 10000

20

1.5

0.69

4000

6000

up to 10000

20

2

0.9

4000

6000

up to 10000

20

2.5

1.09

4000

6000

up to 10000

20

3

1.28

4000

6000

up to 10000

22

1.5

0.77

4000

6000

up to 10000

22

2

1

4000

6000

up to 10000

25

1.5

0.77

4000

6000

up to 10000

25

2

1.15

4000

6000

up to 10000

25

2.5

1.41

4000

6000

up to 10000

25

3

1.65

4000

6000

up to 10000

28

1.5

0.88

4000

6000

up to 10000

28

2

1.15

4000

6000

up to 10000

28

2.5

1.6

4000

6000

up to 10000

30

2.5

1.72

4000

6000

up to 10000

30

3

2.03

4000

6000

up to 10000

30

4

2.6

4000

6000

up to 10000

35

2

1.65

4000

6000

up to 10000

35

2.5

2.03

4000

6000

up to 10000

35

3

2.4

4000

6000

up to 10000

38

2

1.8

4000

6000

up to 10000

38

3

2.63

4000

6000

up to 10000

38

4

3.41

4000

6000

up to 10000

38

5

4.13

4000

6000

up to 10000

42

2

2

4000

6000

up to 10000

42

3

2.93

4000

6000

up to 10000

50

5

5.63

4000

6000

up to 10000

Product description

3.18-50.8mm stainless steel seamless instrument tubes are specially designed and manufactured for various high-precision and high-demand applications. Made of high-quality stainless steel and precision processing technology, it ensures the product's excellent performance and long service life. This instrument tube is widely used in many industries such as food and beverage, medicine, electric power, chemical industry and petrochemical, and hydraulic mechanical systems, providing stable and reliable connection and transmission functions for various types of equipment.
Features
High-quality materials: 304/304L, 316/316L, 321, S31803, S32205 and other stainless steel materials are selected, which have good corrosion resistance and high temperature stability, ensuring excellent performance in various harsh environments.
Precision machining: Cold rolling and cold drawing processes are used to make the product have precise inner and outer diameters and wall thicknesses, ensuring good fluid transmission efficiency and mechanical properties.
Diverse specifications: Product specifications are rich, including inch and metric sizes, to meet the connection needs of different industries and equipment.
Various surface treatments: Provides various surface treatments such as bright annealing (BA) and annealing and pickling (AP), which can be customized according to customer needs to meet the requirements of different occasions.
Widely used: suitable for transportation pipelines in the food and beverage industry, pharmaceutical equipment connections in the pharmaceutical industry, heat exchange systems in the power and energy industry, corrosive medium transmission in the chemical and petrochemical industry, and precision control of hydraulic mechanical systems.
Product advantages
This product has won the trust and praise of many customers for its excellent performance, precise dimensions and wide range of applications. Whether it is for instrument equipment with high precision requirements or for chemical pipelines in highly corrosive environments, we can provide stable and reliable solutions.

Huzhou Baorui Tube Technology Co., Ltd.

Huzhou Baorui Tube Technology Co., Ltd. is located in China's stainless steel pipe industry base - Huzhou, Zhejiang. It is a OEM/ODM SS Instrument Tube Manufacturers And Wholesale Stainless Steel Instrument Tube Suppliers, mainly providing pharmaceutical grade BA/EP pipes, electronics and semiconductors for high clean/clean piping systems. Grade BA tube.

The factory started in 2010. After years of hard work, the products have been widely used in various industries at home and abroad such as petrochemical, pharmaceutical, food, automobile, machinery manufacturing, etc. The materials are mainly stainless steel, dual-phase steel, nickel-based alloys, and OD 3.175-42mm, WT 0.5-3.0mm, inner wall roughness Ra< 0.375μm,standard ASTM A213/A269/270, and equivalent DIN, EN and JIS standards. We adopt the current more advanced production technology, good production equipment, mature process route and advanced management mode, are committed to producing products that meet the strict requirements of customers, and provide technical services and solutions that customers expect.

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Industry Knowledge

What is a stainless steel seamless instrument tube, and how does it differ from other types of stainless steel tubes?
A stainless steel seamless instrument tube is a type of stainless steel tube specifically designed for use in instrumentation systems. It is used to transport fluids, gases, or other substances in applications where precise measurement, control, and analysis are required.
Here are some ways in which stainless steel seamless instrument tubes differ from other types of stainless steel tubes:
Size and Dimension: Stainless steel seamless instrument tubes are typically smaller in diameter compared to other types of stainless steel tubes. They are commonly available in smaller sizes, often ranging from 1/8 inch to 1 inch or even smaller, to accommodate the requirements of instrumentation systems.
Wall Thickness: Instrument tubes often have thinner walls compared to other stainless steel tubes. The thinner walls allow for better heat transfer and responsiveness in temperature control applications while maintaining sufficient strength for the intended purpose.
Precision and Tolerance: Stainless steel seamless instrument tubes are manufactured with a high degree of precision and tight tolerances. This ensures consistent dimensions and smooth inner surfaces to facilitate accurate measurement and precise control of fluids or gases.
Surface Finish: Instrument tubes often have a smooth and polished surface finish. The smoothness helps minimize friction and resistance to fluid flow, reducing the potential for pressure drops or flow disturbances within the instrumentation system.
Material Selection: Stainless steel seamless instrument tubes are typically made from high-quality stainless steel grades that offer excellent corrosion resistance and reliability. Common stainless steel grades used include 304, 316, and 316L, which provide resistance to various corrosive environments encountered in instrumentation applications.
Application-specific Requirements: Stainless steel seamless instrument tubes are designed to meet the specific requirements of instrumentation systems. They are commonly used in industries such as oil and gas, chemical processing, pharmaceuticals, and power generation, where precise measurement and control of fluids or gases are critical.
In summary, stainless steel seamless instrument tubes are specialized tubes tailored for instrumentation systems, offering smaller sizes, precise dimensions, thin walls, smooth surface finishes, and high-quality stainless steel construction. These features make them suitable for applications that demand accurate measurement, control, and analysis in various industries.