Sihe Steel Sihe Steel

China astm a269 316L stainless steel control line tube Manufacturer, Manufacturers

Sihe is Specialized in S31603/316L SS Control Line ,is a manufacturer of stainless steel control line S31603 Stianless Steel Hydraulic Control Line, TP 316L Coiled Tubing for Downhole Control Line . Because of the best quality and best price , We become a leader in stainless steel coiled tubings and capillary tubings’ field and Hydraulic Control Lines. Our quality of our products for the control line in oil and gas sector is assured not just during the controlled manufacturing process but also by way of finished product testing
  1.  Typical tests include:
  2. Non-destructive tests
  3. Hydrostatic tests
  4. Surface finish controls Dimensional
  5. accuracy measurements Flare and coning test
  6. Mechanical and Chemical property test
We are also well known a269 316L SS Coiled Tubing Tube/Hydraulic Control Line , Manufacturer in China. Buy SS Coiled tubing at best price in China from us as compared to the market price. Sincerely look forward to cooperating with you.

Product Description

We produce 316 Stainless Steel Coil Tube 304l stainless steel coiled tubing control Line, which are polished, cleaned, passivated and are ready for immediate use. We are also well known SS Capillary Tubing and Hydraulic Control Lines' Manufacturer.

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Related Grades
Common Grades
  • TP304, TP304L, TP304H
  • TP321, TP321H
  • TP316L, TP316SS, TP316Ti
  • TP347, TP347H, TP317L
  • TP309S, TP310S, 904L
International Standards
  • Russian: 08X18H10, 03X18H11, 10X17H13M2T, 03X17H13M2, 12X18H10T, 08X18H10T, 08X18H12B
  • German: 1.4301, 1.4306, 1.4541, 1.4404, 1.4571, 1.4550
  • Japanese: SUS304, SUS304L, SUS321, SUS316L, SUS316Ti, SUS347, SUS800, SUS840
Specialty & Duplex Grades
  • Double-Grade: 304/304L, 316/316L, 321/321H, 347/347H
  • Super Duplex: 2205, 2304, S31803, S32750
  • Alloys: Inconel 600, 601, 625, 725, Incoloy 800, 800H, 800HT, 825, 901, 925, 926 Etc.
Standard Seamless Stainless Steel Coiled Tubing Control Line Sizes
ITEM Material Grade Size (mm) Length (Mtrs) Pressure (Mpa)
1304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 25071/8″ × 0.025″320080
2304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 25071/8″ × 0.035″3200100
3304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 25071/4″ × 0.035″2000100
4304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 25071/4″ × 0.049″2000100
5304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 25073/8″ × 0.035″150080
6304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 25073/8″ × 0.049″1500100
7304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 25071/2″ × 0.049″100080
8304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 25071/2″ × 0.065″1000100
9304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 2507φ 3mm × 0.7mm320080
10304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 2507φ 3mm × 0.9mm3200100
11304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 2507φ 4mm × 0.9mm3000100
12304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 2507φ 4mm × 1.1mm3000100
13304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 2507φ 6mm × 0.9mm2000100
14304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 2507φ 6mm × 1.1mm2000100
15304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 2507φ 8mm × 1mm180080
16304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 2507φ 8mm × 1.2mm1800100
17304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 2507φ 10mm × 1mm150070
18304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 2507φ 10mm × 1.2mm150070
19304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 2507φ 10mm × 2mm500100
20304L, 304, 316, 316L, 904l, 310s, 625, 825, 2205, 2507φ 12mm × 1.5mm50080
Seamless Stainless Steel Control Line Product Specifications
Specification Parameter Details
Thickness0.1 to 2mm
Material Grade304, 304L, 316, 316L, 321, 316Ti, 904L, Duplex 2205, Monel400, Inconel 625, Inconel 825
Diameter1.5 to 15 mm OD, 1/4inch, 3/8 inch in stock
Common Sizes in Stock6.35mm*1.24mm, 8*0.5mm, 8*0.8mm, 6*0.89mm, 8*1mm, 9.53*1.24mm, 10*1mm, etc.
ShapeRound
Unit Pipe LengthAt least 8000 to 10,000 feet per coil (Length can be customized)
RangeAll sizes and lengths available
SizeAs per requirement
SurfaceBright annealed, polished soft inner and outer in clean condition
Pipe FluidChemical, Water, Gas, Oil
Minimum Order Quantity500 kgs
Related Applications & Uses
  • Medical Acupuncture with Coiled Tubing Control Line
  • High-pressure instrumentation with Coiled Tubing Control Line
  • Coal exploration with a stainless steel Control Line
  • Thermostat with Control Line
  • Beer machine with stainless steel Control Line
  • Drinking water equipment with stainless steel Control Line
  • Danfoss expansion valve with stainless steel Coiled Tubing Control Line
  • Specification Standards: Outer diameter: 0.3mm - 10mm | Tolerance: 0.005mm - 0.01mm
Frequently Asked Questions (FAQ)
What steel grades are available for your coiled control lines?
We offer a wide selection of grades, including standard common grades such as TP304, TP304L, TP321, TP316L, TP316Ti, TP347, and 904L. Additionally, we provide duplex steels (2205, 2304, S31803, S32750) and specialty alloys such as Inconel 600, Inconel 625, Incoloy 800H, and Incoloy 825.
What are the common sizes and pressure ratings for seamless stainless steel control lines?
Our control lines are available in multiple imperial and metric sizes, ranging from 1/8″ to 1/2″ in outer diameter (or φ3mm to φ12mm metric), with wall thicknesses between 0.025″ and 2mm. Depending on the size, pressure ratings range from 70 Mpa to 100 Mpa.
What surface finish can I expect on the coiled tubing?
The coiled tubes feature a bright annealed surface. They are polished soft both inside and out, thoroughly cleaned, and passivated, making them ready for immediate application.
What is the standard continuous length of a tube coil?
We can produce single coils starting from at least 8,000 to 10,000 feet (approximately 2,400 to 3,000 meters) depending on the tube size. Customized lengths are also available to meet specific application requirements.
What applications are these stainless steel coiled control lines used for?
They are commonly utilized in high-pressure instrumentation, medical acupuncture, coal exploration, thermostats, expansion valves (such as Danfoss valves), beer machine tubing, and drinking water delivery systems.
What are the precise size tolerances and fluid compatibility of the capillary tubes?
For capillary lines with outer diameters between 0.3mm and 10mm, we maintain a tight tolerance range of 0.005mm to 0.01mm. These tubes are compatible with various fluids, including water, chemicals, gases, and oils.

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