Job Report

Melcal Knuckle Boom Crane Refurbishment

Location: Middle EastManufacturer: MelcalAlatas Service: Workshop Repairs Alatas Service Workshop Repairs Location Middle East Crane Type Knuckle Boom Crane Crane Manufacturer Melcal Alatas Middle East has won the tender for this Melcal knuckle boom crane refurbishment after seven years of extensive use in the oilfield. Alatas managed the work scope at our Specialist Workshop as …

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Complete overhaul of cargo cranes

Region: Hong KongAlatas Service: Field Service & Parts Supply During Alatas pre-docking inspection it was found that the hoisting winch frame and boom hinges of both cargo cranes were fully corroded and needed to be renewed. Several corroded areas on the boom were found which required steel repair, nearly underneath rope guides and the boom …

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NMF deck cranes removal and reinstallation

NMF Port Crane Reinstallation

Alatas Service Field Service Location Houston Crane Type Crane Tower Crane Manufacturer NMF Alatas Americas was contracted for the reinstallation of an NMF port crane tower and pedestal. Due to the size of the cold boxes, the overhang of the NMF crane hindered the loading of the cargo. The NMF crane and pedestal removal in …

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Rope Sheave Bearing Replacement

Alatas Service Field Service Location Singapore Crane Manufacturer Liebherr Crane Model CBB 60(40)/16(28.5) The vessel is equipped with two CBB 60(40)/16(28.5) Liebherr 60T cranes and one required a rope sheave bearing replacement. Crane-1’s hoisting rope sheave bearing had failed and also damaged the sheave pin. Alatas Singapore was tasked to procure a new pin and …

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Overhaul Rexroth Pump on Demag Crane

Region: South Korea Manufacturer: Rexroth, Demag Model: A2V, AC1000 Service: Overhaul Alatas Service Field Service Location South Korea Crane Manufacturer Demag Crane Model AC1000 Mobile Crane Pump Manufacturer Rexroth Pump Model A20V A South Korean customer tasked us with the overhaul a Rexroth A20V pump of a Demag AC1000 mobile crane. After reworking, Alatas Singapore …

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Mitsubishi crane winch replacement

Mitsubishi Crane Hoist Winch Replacement

Alatas Service Field Service Location Indonesia Crane Manufacturer Mitsubishi This Mitsubishi crane winch replacement a of hoist winch was carried out at Banjarmasin Anchorage in Indonesia. The deck crane was experiencing a hoisting problem as the winch was not moving during hoisting as well as an abnormal sound coming from the mechanism. Job Scope for …

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Crane Boom Repair

Crane Boom Repair

After a human error, the boom of Crane-1 fell down to the deck during a routine maintenance procedure. The boom was caught by the cargo runner, causing the boom to collapse halfway. As well as the serious damage to the boom chords, the boom head suffered significant damage as well. Alatas was requested to conduct …

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Mitsubishi crane hydraulic repair

Mitsubishi Crane Slew Bearing changeouts

Region: Singapore Manufacturer: Mitsubishi Alatas Service: Field Service Alatas Singapore recently carried out the replacement of four sets of crane slew ring bearings for Mitsubishi deck cranes at our Singapore anchorage. Alatas was able to source and supply the bearings in a short space of time (approximately 3½ months) and installed them on the Mitsubishi …

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Refurbishment of Zollern Hoist Winch

Alatas Service Field Service, Workshop Repairs Location Vietnam, Singapore Crane Manufacturer Liebherr Winch Manufacturer Zollern Winch Model ZHP 4.31 The customer’s vessel with 240t Liebherr crane required refurbishment of its Zollern hoist winch. The ship was operating offshore of Vietnam when the 30t aux winch developed a problem. A Liebherr Specialist Engineer from Alatas Singapore …

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Crane Boom Finite Element Analysis FEA

Job Scope Inspection of crane NDT of critical welds Ultrasonic measurement of wall thickness reduction Generation of boom CAD model with effective corroded wall thicknesses Finite Element Analysis of corroded boom according to Lloyd’s Register “Code for Lifting Appliances in a Marine Environment 2016.” Revised load chart approved by Lloyd’s Register Steel repairs of the …

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