Specification :

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"
Grade 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