IMRI’s N80Q tubing with a minimum yield strength of 80,000 psi (552 MPa), improved impact toughness and better resistance to hydrogen sulfide stress corrosion cracking. It is one of the most important basic pipe choices for oilfield development.

IMRI’s N80Q tubing with a minimum yield strength of 80,000 psi (552 MPa), improved impact toughness and better resistance to hydrogen sulfide stress corrosion cracking. It is one of the most important basic pipe choices for oilfield development.
Email:
sales@imristeel.com
Phone:
+86 13646172523


| Grade | C | Mn | Mo | Cr | Nb | Ni | Cu | P | S | Si | ||||
| min | max | min | max | min | max | min | max | max | max | max | max | max | max | |
| J55 | — | — | — | — | — | — | — | — | — | — | — | 0.030 | 0.030 | — |
| N80-1 | — | — | — | — | — | — | — | — | — | — | — | 0.030 | 0.030 | — |
| N80Q | — | — | — | — | — | — | — | — | — | — | — | 0.030 | 0.030 | — |
| L80 – 1 | — | 0.43a | — | 1.90 | — | — | — | 1.50 | — | 0.25 | 0.35 | 0.030 | 0.030 | 0.45 |
| L80 – 9Cr | — | 0.15 | 0.30 | 0.60 | 0.90 | 1.10 | 8.00 | 10.0 | — | 0.50 | 0.25 | 0.020 | 0.010 | 1.00 |
| L80 – 13Cr | 0.15 | 0.22 | 0.25 | 1.00 | — | — | 12.0 | 14.0 | — | 0.50 | 0.25 | 0.020 | 0.010 | 1.00 |
| C90 | — | 0.35 | — | 1.20 | 0.25b | 0.85 | — | 1.50 | — | 0.99 | — | 0.020 | 0.010 | — |
| P110 | — | — | — | — | — | — | — | — | — | — | — | 0.030e | 0.030e | — |
| Grade | Total Elongation Under Load % | Yield Strength MPa | Tensile Strength min MPa | |
| min | max | |||
| J55 | 0.5 | 379 | 552 | 517 |
| N80-1 | 0.5 | 552 | 758 | 689 |
| N80Q | 0.5 | 552 | 758 | 689 |
| L80 – 1 | 0.5 | 552 | 655 | 655 |
| L80 – 9Cr | 0.5 | 552 | 655 | 655 |
| L80 – 13Cr | 0.5 | 552 | 655 | 655 |
| N80-1 | 0.5 | 552 | 655 | 655 |
| C90 | 0.5 | 621 | 724 | 689 |
| P110 | 0.6 | 758 | 965 | 862 |
| Grade | Type | Straps for products longer than 1.8 meters Quantity and color | Coupling color | |
| The whole coupling | Brand | |||
| H40 | No belt or black belt, to be selected by the manufacturer | not have | Same as for the pipeline | |
| J55 | A sea of green | Bright green | not have | |
| K55 | Two emerald green | Bright green | not have | |
| N80 | 1 | One red | red | not have |
| N80 | Q | One is red, the other emerald green | red | green |
| R95 | One brown | brown | not have | |
| L80 | 1 | One red, one brown | red | One brown |
| L80 | 3Cr | One red and one white | red | One white |
| L80 | 9Cr | One red, one brown, two yellow | not have | Two yellows |
| L80 | 13Cr | One red, one brown and one yellow | not have | One yellow |
| C90 | A purple one | purple | not have | |
| T95 | One silver | silvery | not have | |
| C110 | One white, two brown | white | Two brown | |
| P110 | One white | white | not have | |
| Q125 | One orange | orange | not have | |




API 5CT P110 Tubing with Premium Connections


Heavy Rail of 60E1/UIC60 rails


GB/T 1591 H-Beam Steel Q355 Structural Construction


API 5L Seamless Pipeline Tube X42-X70 PSL2


Premium R350HT P65 Heat-Treated Steel Rail


OCTG Casing API 5CT K55 Oil Gas Pipe


API 5L X42N Pipeline with Anti-corrosion


API 5CT L80-1 Tubing for Shale Gas

