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Inconel 625 Capillary Tube Chemical Injection Line

Typical Tubing Size

Outside diameter of control lines is mainly 3/8’’ (9.53mm).

Wall thicknesses: 0.035’’ (0.89mm), 0.049’’ (1.24mm), 0.065’’ (1.65mm), 0.083’’ (2.11mm)

Injection 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

Product Display

Technical Datasheet

Alloy

O.D.

W.T.

Yield Strength

Tensile Strength

Elongation

Hardness

Working Pressure

Burst Pressure

Collapse Pressure

inch

inch

Mpa

Mpa

%

HV

psi

psi

psi

 

 

min.

min.

min.

max.

min.

min.

min.

Inconel 625

0.375

0.035

414

827

30

266

8,426

26,930

11,200

Inconel 625

0.375

0.049

414

827

30

266

12,096

38,657

14,966

Inconel 625

0.375

0.065

414

827

30

266

16,583

53,000

18,922

Inconel 625

0.375

0.083

414

827

30

266

21,560

68,896

22,916

Dimensional Tolerance

ASTM B704 / ASME SB704, Inconel 625, UNS N06625
ASTM B751 / ASME SB751
Size OD Tolerance OD Tolerance WT
1/8’’≤OD<5/8’’ (3.18≤OD<15.88 mm) ±0.004’’ (±0.10 mm) ±12.5%
5/8≤OD≤1’’ (15.88≤OD≤25.4 mm) ±0.0075’’ (±0.19 mm) ±12.5%
Meilong Standard
Size OD Tolerance OD Tolerance WT
1/8’’≤OD<5/8’’ (3.18≤OD<15.88 mm) ±0.004’’ (±0.10 mm) ±10%
5/8≤OD≤1’’ (15.88≤OD≤25.4 mm) ±0.004’’ (±0.10 mm) ±8%
ASTM B444 / ASME SB444, Inconel 625, UNS N06625
Size OD Tolerance OD Tolerance WT
1/8’’ ≤OD<3/16’’ (3.18≤OD<4.76 mm) +0.003’’ (+0.08 mm) / -0 ±10%
3/16≤OD<1/2’’ (4.76≤OD<12.7 mm) +0.004’’ (+0.10 mm) / -0 ±10%
3/16≤OD<1/2’’ (4.76≤OD<12.7 mm) +0.005’’ (+0.13 mm) / -0 ±10%
Meilong Standard
Size OD Tolerance OD Tolerance WT
1/8’’ ≤OD<3/16’’ (3.18≤OD<4.76 mm) +0.003’’ (+0.08 mm) / -0 ±10%
3/16≤OD<1/2’’ (4.76≤OD<12.7 mm) +0.004’’ (+0.10 mm) / -0 ±10%
1/2’’≤OD≤1’’ (12.7≤OD≤25.4 mm) +0.004’’ (+0.10 mm) / -0 ±8%

 


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