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Products & services

Hilong Double Shoulder Connection

Product Introduction

HLIDS® is an API compatible high torque double shoulder connection developed by Hilong.
HLMT® is a double shoulder connection designed and developed refer to API connection and customer's requirement 
on site.
HLIDS® and HLMT® have features as follows:
• The same standard thread profile as API;
• Double shouldered design;
• Smooth transmission on inside diameter;

Product Advantage

·Higher Torque: by using HLIDS® and HLMT® connections with current API ODs and IDs will result in 20%~50% of torque capacity higher than API.
· While maintaining required torsional strength, it can:
- minimize the tool joint OD;
- maximize the ID;
·High fatigue resistance, thus prolong the pipe service life.
·Improving hydralic efficiency and reduce washout.

Product Specification

(a)HLIDS®series includes HLIDS®23, HLIDS®26, HLIDS®31, HLIDS®38, HLIDS®40, HLIDS®46, HLIDS®50, HLIDS®5 1/2FH and HLIDS®6 5/8FH etc. and can be applied to all API drill pipes with standard steel grades and specifications from 2 3/8 to 6 5/8 inches；
(b)HLIDS®connection performance, Please see Table A.5 or Table B.5；
(c)HLMT®series includes HLMT®2-3/8PAC, HLMT®2-7/8PAC, HLMT®38, HLMT®40, HLMT®46, HLMT®50 and HLMT®5-1/2FH etc；
(d)HLMT® connection performance, Please see Table A.6 or Table B.6.
 

HLIDS® and HLMT® applicable well condition

Suitable for drilling under harsh conditions such as deep well, horizontal well, extended reach well and sulfur-containing environments.