Cement Hose Type: SNG-SZ / NSG-SZ

Cement Hose

The cement hose is primarily used to deliver cement slurry. An electric heating tracing feature can be added upon request, as well as optional stainless-steel armored covers, stainless steel wires, polyethylene helix covers, and more.

Features:

Application: Used for the cementing system of ocean drilling and land exploration as a flexible connection with the cementing pump to deliver high pressure cement slurry.

Temperature Rangel: Ⅱ level, -25 ~ +100℃

Production Standard: API Spec 7K / ISO 6807 / GB/T 24145

API Standard: 7K-0106

Cement Hose

Fire Protection Level: The normal hose structure satisfies SR6A standards and is able to maintain up to 5 minutes in a 704℃ fire. An outer cover for a fire insulation layer (glass fiber cloth) satisfies SR6B advanced fire protection standards and maintains up to 30 minutes in a 704℃ fire.

Flexibility Level: FSL0

Max. Length: 70m

Production Length Tolerance: 6.4m or under ± 64 mm, above 6.4m ± 1％

Construction:
  • Tube: Nitrile rubber with an excellent oil, acid and alkali resistance, thermal insulation, anti-aging and other features
  • Reinforcement: High strength fabric cord and helix steel wire
  • Cover: Chloroprene rubber, fire resistant, abrasive and oil resistant, UV protection, ozone resistant, anti-aging
Technical Parameters:
NJG-SZ Series Technical Parameters:
Code No. API Level I.D. (mm) O.D. (mm) Working Pressure Test pressure Flame Shield Safety factor FSL MBR (Storage) (m)  MBR (Operation) (m)  Weight (Kg/m) LengthMax (m)
(bar) (psi) (bar) (psi)
NJG-SZ-51×34.5 D 2 51 3.58 91 345 5000 690 7500 No 2.5 FSL2 0.8 0.9 11.24 70
NJG-SZ-64×34.5 D 2.5 64 4.06 103 345 5000 690 7500 No 2.5 FSL2 0.8 0.9 13 70
NJG-SZ-76×34.5 D 3 76 4.72 120 345 5000 690 7500 No 2.5 FSL2 1.1 1.2 18 70
NJG-SZ-89×34.5 D 3.5 89 5.28 134 345 5000 690 7500 No 2.5 FSL2 1.2 1.3 21 70
NJG-SZ-102×34.5 D 4 102 6.3 160 345 5000 690 7500 No 2.5 FSL2 1.2 1.4 35 70
NJG-SZ-127×34.5 D 5 127 7.52 191 345 5000 690 7500 No 2.5 FSL2 1.4 1.5 51 70
NJG-SZ-152×34.5 D 6 152 8.82 224 345 5000 690 7500 No 2.5 FSL2 1.6 1.8 57 70
NJG-SZ-64×51.7 E 2.5 64 4.88 124 517 7500 1034 11250 No 2.5 FSL2 1.1 1.2 28 70
NJG-SZ-76×51.7 E 3 76 5.43 138 517 7500 1034 11250 No 2.5 FSL2 1.2 1.3 31 70
NJG-SZ-89×51.7 E 3.5 89 5.94 151 517 7500 1034 11250 No 2.5 FSL2 1.3 1.4 38 70
NJG-SZ-102×51.7 E 4 102 6.61 168 517 7500 1034 11250 No 2.5 FSL2 1.4 1.5 44 70
NJG-SZ-127×51.7 E 5 127 8.03 204 517 7500 1034 11250 No 2.5 FSL2 1.5 1.6 64 70
NJG-SZ-152×51.7 E 6 152 9.76 248 517 7500 1034 11250 No 2.5 FSL2 1.6 1.8 92 70
SNG-SZ Series
Code No. API Level I.D. (mm) O.D. (mm) Working Pressure Test pressure Flame Shield Safety factor FSL MBR (Storage) (m)  MBR (operation) (m)  Weight (Kg/m) LengthMax (m)
(bar) (psi) (bar) (psi)
SNG-SZ-51×69 F 2 51 4.06 103 690 10000 1034 15000 No 2.25 FSLO 1.1 1.2 19 70
SNG-SZ-64×69 F 2.5 64 4.94 125.5 690 10000 1034 15000 No 2.25 FSLO 1.2 1.3 29 70
SNG-SZ-76×69 F 3 76 5.98 152 690 10000 1034 15000 No 2.25 FSLO 1.3 1.4 45 70
SNG-SZ-102×69 F 4 102 6.42 163 690 10000 10.34 15000 No 2.25 FSLO 1.4 1.5 41 70
SNG-SZ-51×103.4 G 2 51 4.57 116 1034 15000 1552 22500 No 2.25 FSLO 1.3 1.4 27 70
SNG-SZ-64×103.4 G 2.5 64 5.91 150 1034 15000 1552 22500 No 2.25 FSLO 1.4 1.5 48 70
SNG-SZ-76×103.4 G 3 76 6.61 168 1034 15000 1552 22500 No 2.25 FSLO 1.5 1.6 59 70
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