Verified Supplier | Dynoland Internation...

Dynoland International Trading Co., Ltd.

China (Mainland) | Trading Company | Contact Details
Established 2009
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Quick Details

  • Standard: API
  • Standard: API 5CT
  • Grade: API J55-API P110
  • Grade: API J55, API K55, API N80, API L80, API P110
  • Thickness: 0.1 - 1 inch
  • Section Shape: Round
  • Outer Diameter: 1.05 - 1.9 inch
  • Place of Origin: China (Mainland)
  • Application: Oil Pipe
  • Technique: Hot Rolled
  • Certification: API
  • Special Pipe: API Pipe
  • Alloy Or Not: Is Alloy
  • Macaroni Tubing 1.66": Macaroni Tubing 1.66"


Macaroni Tubing 1.66"/1.05"
1.OD: 1.05",1.315",1.6",1.9" mm
2.J55, N80, L80,C90, T95, P110, Q125
3.API 5CT Specification

Macaroni Tubing 1.66" /1.05"

Regular size of tubing 2 3/8”, 2 7/8” and 3 1/2” with grade J55 and N80 are generally available in stock. The Vaccum Insulated Tubing (VIT) are used for wells into which the steam will be pumped to lower the viscosity of the heavy crude oil

Manufacturing method

 ERW, Hot-rolled Seamless

Upset method

 3-step forging mold, full body normalization after upset

 Size (OD)

 1.9", 2 3/8", 2 7/8", 3 1/2", 4", 4 1/2"


 J55, N80, L80,C90, T95, P110, Q125

 API Connections

 Non upset (NUE), External upset (EUE), Round thread (8RD and 10RD)

 Premium Connections

 HSM, TP-CQ, RJS (compatible with VAM and HSC)

 Length range

 Range 1, 2, 3

 Technical modifications

 Resilient seal (SR 13) with an extra Teflon ring seal. 
 BTC connection
 Special clearance;
 For extra clearance applications Special bevel; 
 20° bevel
 Internally FBE coated;
 Tungsten-nickel alloy electicplated anticrossion coating;
 Titanium-zirconium alloy powder coating;
 Vacuum nitriding coating;
 Vacuum insulated;
 HDPE liner 

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Ms. Karen Wang
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