8
The design of FRP flanges is a complex endeavor due to
the unique properties and requirements of these materials.
Different manufacturing methods and material combina-
tions necessitate careful consideration and planning during
the design phase to achieve the desired results. Proper plan-
ning for fabrication is essential to ensuring high-quality
flanges that meet safety and performance standards. RPS
Composites has developed a valuable tool that enables
concurrent design and fabrication planning, streamlining
the process and reducing the risk of errors. This innova-
tion enhances the efficiency of designing FRP flanges while
improving the accuracy of the fabrication process.
Proper installation of FRP flanges is equally crucial,
involving considerations such as gasket choice, alignment,
and torque application. The importance of adhering to rec-
ommended installation procedures to ensure the integrity
and longevity of the flange connections was discussed.
In summary, the challenges associated with the design
and fabrication of FRP flanges are intricate and diverse, but
they are essential to harness the benefits of FRP materials
in various industries. By addressing these challenges with
sound design principles, innovative tools, and meticulous
fabrication practices, it becomes possible to fully realize the
advantages of FRP flanges while ensuring the efficiency,
safety, and sustainability of operations in the mining and
chemical processing sectors.
REFERENCES
[1] Hojo, H., Tsuda, K. &Ogasawara, K. Form and rate
of corrosion of corrosion-resistant FRP resins. Adv.
Compos. Mater. 1, 55–67 (1991).
[2] Santrach, D. &Matzeg, R. FRP Corrosion Resistance:
The Role of the Glass Fibre Type. Polym. Polym.
Compos. 1, 451–465 (1993).
[3] Manoj Prabhakar, M. et al. An overview of burst,
buckling, durability and corrosion analysis of light-
weight FRP composite pipes and their applicability.
Compos. Struct. 230, 111419 (2019).
[4] Adkins, L. Fiber-Reinforced Polymer (FRP) Resin
and Corrosion Barrier Selection – The Testing Behind
the Recommendation. in (OnePetro, 2022).
[5] Prian, L. &Barkatt, A. Chemical, Thermochemical,
and Mechanical Studies of FRP Degradation in
Corrosive Environments. in (OnePetro, 1998).
[6] Hajmohammad, M. H., Tabatabaeian, A., Ghasemi,
A. R. &Taheri-Behrooz, F. A novel detailed analytical
approach for determining the optimal design of
FRP pressure vessels subjected to hydrostatic load-
ing: Analytical model with experimental validation.
Compos. Part B Eng. 183, 107732 (2020).
[7] Ueta, G., Okabe, S., Utsumi, T. &Nukaga, J. Electric
conductivity characteristics of FRP and epoxy insula-
tors for GIS under DC voltage. IEEE Trans. Dielectr.
Electr. Insul. 22, 2320–2328 (2015).
[8] Li, Y.-F., Yu, C.-C., Chen, S.-Y. &Sainey, B. The
Carbon Footprint Calculation of the GFRP Pedestrian
Bridge at Tai-Jiang National Park. Int. Rev. Spat. Plan.
Sustain. Dev. 1, 13–28 (2013).
[9] ASME NM.2 Fiber-Reinforced Thermosetting
Resin Piping Systems -ASME. www.asme.org/codes
-standards/find-codes-standards/nm-2-glass-fiber
-reinforced-thermosetting-resin-piping-systems.
[10] ASME RTP-1: Reinforced Thermoset Plastic
Corrosion-Resistant Equipment -ASME. www.asme
.org/codes-standards/find-codes-standards/rtp-1
-reinforced-thermoset-plastic-corrosion-resistant
-equipment.
[11] BPVC Section X-Fiber-Reinforced Plastic Pressure
Vessels -ASME. www.asme.org/codes-standards/find
-codes-standards/bpvc-x-bpvc-section-x-fiber
-reinforced-plastic-pressure-vessels.
[12] ASME BPVC Section VIII-Division 1-Rules for
Construction of Pressure Vessels -ASME. www.asme
.org/codes-standards/find-codes-standards/bpvc-viii
-1-bpvc-section-viii-rules-construction-pressure
-vessels-division-1.
[13] Standard Specification for Contact Molded
&ldquo Fiberglass&rdquo (Glass-Fiber-Reinforced
Thermosetting Resin) Flanges. www.astm.org/d5421
-15.html.
[14] Standard Specification for Machine Made “Fiberglass”
(Glass-Fiber-Reinforced Thermosetting Resin)
Flanges. www.astm.org/d4024-22.html.
[15] B16.5 -Pipe Flanges &Flanged Fittings -ASME.
www.asme.org/codes-standards/find-codes-stan-
dards/b16-5-pipe-flanges-flanged-fittings-nps
-1-2-nps-24-metric-inch-standard.
[16] B16.47 -Large Diameter Steel Flanges: NPS 26
through NPS 60 -ASME. www.asme.org/codes-stan-
dards/find-codes-standards/b16-47-large-diameter-
steel-flanges-nps-26-nps-60-metric-inch-standard.
The design of FRP flanges is a complex endeavor due to
the unique properties and requirements of these materials.
Different manufacturing methods and material combina-
tions necessitate careful consideration and planning during
the design phase to achieve the desired results. Proper plan-
ning for fabrication is essential to ensuring high-quality
flanges that meet safety and performance standards. RPS
Composites has developed a valuable tool that enables
concurrent design and fabrication planning, streamlining
the process and reducing the risk of errors. This innova-
tion enhances the efficiency of designing FRP flanges while
improving the accuracy of the fabrication process.
Proper installation of FRP flanges is equally crucial,
involving considerations such as gasket choice, alignment,
and torque application. The importance of adhering to rec-
ommended installation procedures to ensure the integrity
and longevity of the flange connections was discussed.
In summary, the challenges associated with the design
and fabrication of FRP flanges are intricate and diverse, but
they are essential to harness the benefits of FRP materials
in various industries. By addressing these challenges with
sound design principles, innovative tools, and meticulous
fabrication practices, it becomes possible to fully realize the
advantages of FRP flanges while ensuring the efficiency,
safety, and sustainability of operations in the mining and
chemical processing sectors.
REFERENCES
[1] Hojo, H., Tsuda, K. &Ogasawara, K. Form and rate
of corrosion of corrosion-resistant FRP resins. Adv.
Compos. Mater. 1, 55–67 (1991).
[2] Santrach, D. &Matzeg, R. FRP Corrosion Resistance:
The Role of the Glass Fibre Type. Polym. Polym.
Compos. 1, 451–465 (1993).
[3] Manoj Prabhakar, M. et al. An overview of burst,
buckling, durability and corrosion analysis of light-
weight FRP composite pipes and their applicability.
Compos. Struct. 230, 111419 (2019).
[4] Adkins, L. Fiber-Reinforced Polymer (FRP) Resin
and Corrosion Barrier Selection – The Testing Behind
the Recommendation. in (OnePetro, 2022).
[5] Prian, L. &Barkatt, A. Chemical, Thermochemical,
and Mechanical Studies of FRP Degradation in
Corrosive Environments. in (OnePetro, 1998).
[6] Hajmohammad, M. H., Tabatabaeian, A., Ghasemi,
A. R. &Taheri-Behrooz, F. A novel detailed analytical
approach for determining the optimal design of
FRP pressure vessels subjected to hydrostatic load-
ing: Analytical model with experimental validation.
Compos. Part B Eng. 183, 107732 (2020).
[7] Ueta, G., Okabe, S., Utsumi, T. &Nukaga, J. Electric
conductivity characteristics of FRP and epoxy insula-
tors for GIS under DC voltage. IEEE Trans. Dielectr.
Electr. Insul. 22, 2320–2328 (2015).
[8] Li, Y.-F., Yu, C.-C., Chen, S.-Y. &Sainey, B. The
Carbon Footprint Calculation of the GFRP Pedestrian
Bridge at Tai-Jiang National Park. Int. Rev. Spat. Plan.
Sustain. Dev. 1, 13–28 (2013).
[9] ASME NM.2 Fiber-Reinforced Thermosetting
Resin Piping Systems -ASME. www.asme.org/codes
-standards/find-codes-standards/nm-2-glass-fiber
-reinforced-thermosetting-resin-piping-systems.
[10] ASME RTP-1: Reinforced Thermoset Plastic
Corrosion-Resistant Equipment -ASME. www.asme
.org/codes-standards/find-codes-standards/rtp-1
-reinforced-thermoset-plastic-corrosion-resistant
-equipment.
[11] BPVC Section X-Fiber-Reinforced Plastic Pressure
Vessels -ASME. www.asme.org/codes-standards/find
-codes-standards/bpvc-x-bpvc-section-x-fiber
-reinforced-plastic-pressure-vessels.
[12] ASME BPVC Section VIII-Division 1-Rules for
Construction of Pressure Vessels -ASME. www.asme
.org/codes-standards/find-codes-standards/bpvc-viii
-1-bpvc-section-viii-rules-construction-pressure
-vessels-division-1.
[13] Standard Specification for Contact Molded
&ldquo Fiberglass&rdquo (Glass-Fiber-Reinforced
Thermosetting Resin) Flanges. www.astm.org/d5421
-15.html.
[14] Standard Specification for Machine Made “Fiberglass”
(Glass-Fiber-Reinforced Thermosetting Resin)
Flanges. www.astm.org/d4024-22.html.
[15] B16.5 -Pipe Flanges &Flanged Fittings -ASME.
www.asme.org/codes-standards/find-codes-stan-
dards/b16-5-pipe-flanges-flanged-fittings-nps
-1-2-nps-24-metric-inch-standard.
[16] B16.47 -Large Diameter Steel Flanges: NPS 26
through NPS 60 -ASME. www.asme.org/codes-stan-
dards/find-codes-standards/b16-47-large-diameter-
steel-flanges-nps-26-nps-60-metric-inch-standard.