
TBJ-UTEX is a specialist manufacturer of Aerolite® Ring Joint Gaskets (RTJ) in Johor, offering precision-engineered sealing solutions manufactured to ASME B16.20 and API 6A specifications. Generally developed for heavy-duty, high pressure/temperature applications in the petroleum industry, our RTJs ensure maximum integrity for valves, pipework, and pressure vessel joints worldwide.
| Feature | Specification |
|---|---|
| Material Standard | API 6A & ASME B16.20 |
| Available Materials | Soft Iron, Low Carbon Steel, SS304, SS316L, SS321, SS347, Monel, Titanium |
| Hardness Control | Soft Iron (90 HB / 56 HRB Max), SS316L (160 HB / 83 HRB Max) |
| Marking Details | Aerolite, API Monogram, Heat No, API License No, Gasket No, Material Code |
| Equivalency | Manufactured to performance levels equivalent to leading international standards (e.g. KLINGER®, TOMBO®, FLEXITALLIC®) |
| Certification | Fire Safe Certified & Full Material Traceability |
| Logistics | Worldwide Export Capability from our Johor Bahru facility |
The original ring joint design used on standard flat bottom or older round bottom groove flanges. Available in Ring No. R11 to R105.
A modified oval ring joint designed for increased sealing performance. Available in Ring No. RX20 to RX215.
Pressure-energized seal for extreme pressures (350 to 1400 bar). Not recommended for re-use. Available in Ring No. BX150 to BX172.
Our AEROlite® Ring Joint Gaskets (RTJ) are the definitive solution for high-pressure oil and gas applications, providing a robust metal-to-metal seal that remains stable under extreme thermal cycling. Certified to API 6A and manufactured to ASME B16.20, these gaskets feature strict hardness control to ensure the gasket deforms correctly into the flange groove without damaging the flange face itself. With full material traceability and API monogramming, they are critical components for high-integrity joints in offshore platforms and global refinery environments.
We maintain a comprehensive inventory of API-certified RTJs (R, RX, BX styles) at our Johor Bahru facility to support the urgent requirements of the local petrochemical industry. Our manufacturing process focuses on exacting dimensional tolerances and superior surface finishes required for metal-to-metal sealing in heavy-duty oil and gas service. From our strategic location in JB, we provide rapid delivery to major hubs and export high-performance metallic gaskets to industrial projects worldwide.

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