Liftora Arm
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Marine loading arm is the special equipment for loading/unloading fluid materials crossing over the jetty and tanker, with swivel joints connecting pipelines, assist by a supporting structure, including other accessories such as control systems required by customers.
At present, the marine loading/unloading arms has many structural forms in such series as AM61, AM62, AM63 and AM64.
The arms can be designed in many pipe forms such as carbon steel, stainless steel and heat tracing, with temperature range being -196~250ºC, the maximum design pressure 10Mpa and nominal pipe size DN80~DN600 (3"~24"). The operating mode can be designed as manual or electro-hydraulic control type. It can also be set with a visual sound alarm device through a travel monitoring system.
Components: Marine loading arm is comprised of: pipeline, plumbing accessories, swivel joint, balancing assembly, supporting structure and operating system etc.
| NORMAL ANTI-CORROSION & COATING | |||
|---|---|---|---|
| NO. | PROCEDURE | COATING NAME | NOTE |
| 1 | Shot blasting | / | Sa2.5 grade |
| 2 | Primer | Epoxy zinc rich paint | 2 coats |
| 3 | Intermediate coat | MIO epoxy paint | 1 coat |
| 4 | Finish coat | Chlorinated rubber finish paint | 2 coats |
A part of the product pipe provides support to the loading arm, but most weight and loads are supported by an independent body or supporting auxiliary supporting organizations. Inner and outer arms share one counterweight system. Mixed mode support for single-tube loading arms are compactly structured, suitable for large-tonnage vessels.
