Specifications
Brand Name :
Meilong Tube
Model Number :
3 / 8 '' OD x 0.049 '' WT
Certification :
ISO9001 : 2015
Place of Origin :
China
MOQ :
1000 meters
Payment Terms :
L/C, T/T
Supply Ability :
100 metric tons per month (including duplex steel tubing, nickel alloy tubing)
Delivery Time :
7 days
Packaging Details :
Level wound coiled on spools/drums, and packed in wooden cases
Alloy :
Incoloy 825, UNS N08825
Surface :
Clean and bright
Condition :
Annealed
Properties :
Enhanced tensile and yield strength
Feature :
High pressure tubing
Application :
Down hole chemical injection in oil and gas wells
Standard :
ASTM B704
Size :
Tight dimensional tolerances
Application Standard :
NACE MR0175 / ISO15156
Test :
100% length is hydraulic tested
Description

3 / 8 '' OD x 0.049 '' WT Geothermal Tubing Chemical Injection Line without Orbital Welds

Meilong Tube supplies a whole range of products to the oil and gas sector, and it’s one of our most important markets. You’ll find our high performance capillary line tubes successfully used in some of the most aggressive subsea and downhole conditions thanks to our proven track record in meeting the strict quality requirements of the oil, gas and geothermal energy industries.

Improving technology has extended the range of ways in which oil and gas fields can be exploited, and increasingly projects require the use of long, continuous lengths of stainless steel control lines and chemical injection lines. These are employed in a variety of applications including hydraulic controls, instrumentation, chemical injection, umbilicals and flowline control. Meilong Tube supplies products for all of these applications, and more, lowering operating costs and improved recovery methods for our customers.

Thanks to advances in tubular control line and injection line technologies, it is now cheaper and easier to connect downhole valves and chemical injection systems with remote and satellite wells, for both fixed and floating central platforms. We offer coiled tubing for control lines in stainless steel and nickel alloys.

Testing Abilities for Quality of Geothermal Tubing

We monitor product quality through a rigorous inspection and testing process conducted by our team of highly qualified professionals. The extensive training and experience of Meilong Tube members includes:

Chemical

Corrosion

Dimensional

Eddy current

Elongation

Flare

Flatten

Grain size

Hardness

Hydrostatic

Metallurgical

Positive material identification (PMI)

Surface roughness

Tensile

Yield

Features of Chemical Injection Line Geothermal Tubing

Close dimensional tolerances

Considerably enhanced mechanical properties

Superior surface finish

High cleanness of inside surface

Controlled ovality, eccentricity

Typical Injection Line Geothermal Tubing Size

Outside diameter of control lines is mainly 1/4’’ (6.35mm).

Wall thicknesses: 0.035’’ (0.89mm), 0.049’’ (1.24mm), 0.065’’ (1.65mm)

Control line tubing is available in lengths from 400 feet (122 meters) to 32,808 feet (10,000 meters). No orbitally butt welds.

Other specifications (1/8’’ to 3/4’’) are available on request.

Imperial size Metric size

OD

inch

WT

inch

OD

mm

WT

mm

1/8 (0.125) 0.028 3.18 0.71
0.035 3.18 0.89
3/16 (0.188) 0.028 4.76 0.71
0.035 4.76 0.89
0.049 4.76 1.24
1/4 (0.250) 0.035 6.35 0.89
0.049 6.35 1.24
0.065 6.35 1.65
0.083 6.35 2.11
3/8 (0.375) 0.035 9.53 0.89
0.049 9.53 1.24
0.065 9.53 1.65
0.083 9.53 2.11
1/2 (0.500) 0.035 12.7 0.89
0.049 12.7 1.24
0.065 12.7 1.65
0.083 12.7 2.11

Chemical Composition of Incoloy 825

Nickel Chromium Iron Molybdenum Carbon Manganese Silicon Sulfur Aluminum Titanium Copper
% % % % % % % % % % %
min. max. max. max. max. max.
38.0-46.0 19.5-23.5 22.0 2.5-3.5 0.05 1.0 0.5 0.03 0.2 0.6-1.2 1.5-3.0

Standard Equivalence

Grade UNS No Euro Standard
No Name
Alloy ASTM/ASME EN10216-5 EN10216-5
825 N08825 2.4858 NiCr21Mo


Dimensional Tolerance of Incoloy 825 Geothermal Tubing Injection Line

ASTM B704 / ASME SB704, Incoloy 825, UNS N08825

ASTM B751 / ASME SB751

Size OD Tolerance OD Tolerance WT

1/8’’≤OD<5/8’’ (3.18≤OD<15.88 mm)

5/8≤OD≤1’’ (15.88≤OD≤25.4 mm)

±0.004’’ (±0.10 mm)

±0.0075’’ (±0.19 mm)

±12.5%

±12.5%

Meilong Standard

Size OD Tolerance OD Tolerance WT

1/8’’≤OD<5/8’’ (3.18≤OD<15.88 mm)

5/8≤OD≤1’’ (15.88≤OD≤25.4 mm)

±0.004’’ (±0.10 mm)

±0.004’’ (±0.10 mm)

±10%

±8%

Injection Line Geothermal Tubing Weight per Meter (kg)

Incoloy 825 (UNS N08825)

O.D. W.T.
Fraction Decimal 0.028 0.035 0.049 0.065 0.083
1/8 0.125 0.0446 0.0517 - - -
1/4 0.250 0.1022 0.1237 0.1916 0.1977 0.2277
3/8 0.375 0.1596 0.1955 0.2624 0.3311 0.3983
1/2 0.500 0.2172 0.2674 0.3631 0.4646 0.5688
5/8 0.625 0.2748 0.3394 0.4638 0.5982 0.7392
3/4 0.750 0.3322 0.4112 0.5644 0.7317 0.9096

Geothermal Tubing Injection Line Properties

Seam-welded & floating internal plug redrawn tubing. Supplied in the annealed condition

Continuous length without orbital joint welds

Alloy UNS O.D. W.T. Working Pressure Burst Pressure Collapse Pressure Test Pressure
inch inch inch psi psi psi psi
Incoloy 825 N08825 1/8 0.125 0.028 12,389 45,914 11,266 14,500
Incoloy 825 N08825 1/8 0.125 0.035 15,486 57,392 14,083 17,400
Incoloy 825 N08825 1/4 0.250 0.035 7,281 26,992 8,427 8,700
Incoloy 825 N08825 1/4 0.250 0.049 10,518 38,957 10,979 11,600
Incoloy 825 N08825 1/4 0.250 0.065 14,335 53,127 13,445 16,675
Incoloy 825 N08825 3/8 0.375 0.035 4,683 17,347 5,918 5,075
Incoloy 825 N08825 3/8 0.375 0.049 6,720 24,903 7,919 7,250
Incoloy 825 N08825 3/8 0.375 0.065 9,214 34,142 10,022 10,150
Incoloy 825 N08825 3/8 0.375 0.083 12,018 44,526 12,174 13,775
Incoloy 825 N08825 1/2 0.500 0.049 4,912 18,173 6,164 5,800
Incoloy 825 N08825 1/2 0.500 0.065 6,701 24,831 7,905 7,250
Incoloy 825 N08825 1/2 0.500 0.083 8,740 32,382 9,736 10,150
Incoloy 825 N08825 5/8 0.625 0.049 3,930 14,538 4,931 4,350
Incoloy 825 N08825 5/8 0.625 0.065 5,361 19,865 6,324 5,800
Incoloy 825 N08825 5/8 0.625 0.083 6,846 25,367 8,076 7,975
Incoloy 825 N08825 3/4 0.750 0.049 3,273 12,110 4,108 3,625
Incoloy 825 N08825 3/4 0.750 0.065 4,466 16,547 5,268 5,075
Incoloy 825 N08825 3/4 0.750 0.083 5,703 21,131 6,727 6,525

Theoretical burst pressure based on minimum wall thickness, and minimum tensile strength

Theoretical collapse pressure based on minimum wall thickness, and minimum yield strength

Pressure rating at 100°F (38°C), neutral and static conditions

Injection Line Process and Packing

Seamless: pierced, redrawn, annealed (multi-pass circulation process)

Welded: longitudinally welded (by TIG or Laser beam), redrawn, annealed (multi-pass circulation process)

Packing: Tubing is level wound coiled on the metal / wooden drums or spools.

All drums or spools are packed in wooden crates for easy logistic operation.

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1.24mm 0.049in Geothermal Tubing Chemical Capillary Coiled Tubing

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Brand Name :
Meilong Tube
Model Number :
3 / 8 '' OD x 0.049 '' WT
Certification :
ISO9001 : 2015
Place of Origin :
China
MOQ :
1000 meters
Payment Terms :
L/C, T/T
Contact Supplier
1.24mm 0.049in Geothermal Tubing Chemical Capillary Coiled Tubing
1.24mm 0.049in Geothermal Tubing Chemical Capillary Coiled Tubing
1.24mm 0.049in Geothermal Tubing Chemical Capillary Coiled Tubing

Suzhou Meilong Tube Co., Ltd.

Verified Supplier
3 Years
jiangsu
Since 2009
Business Type :
Manufacturer, Exporter, Seller
Total Annual :
13.4 million-14.9 million
Employee Number :
90~100
Certification Level :
Verified Supplier
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