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Project – Bitumen & Fuel Storage Tanks

Our first project was successfully completed for the following refineries:
Sharq Naynawa-Jnoub  Naynawa- Gharb Naynawa- Shimal Nayanawa

We designed and fabricated 1.5 million-liter above-ground storage tanks in full compliance with API 650 standards.

Project Details:

Capacity: 1,500,000 liters

Tank Type: Above-ground atmospheric storage tank

Approximate Dimensions:

Diameter: ≈ 12.0 m

Shell Height: ≈ 13.5 m

Stored Products:

Bitumen (heated storage)

Fuel oil

Heating System:

Internal heating coils for bitumen service

Designed to maintain required operating temperature

Design Standard: API 650 – Welded Tanks for Oil Storage

These tanks were engineered to ensure safe storage, thermal efficiency, and long-term reliability under refinery operating conditions.

Bitumen Storage Tank

Client: Abraj Erbil Refinery

DesignCraft LTD designed and fabricated a 300,000-liter above-ground bitumen storage tank in full compliance with API 650 – Welded Tanks for Oil Storage.

Project Details:

Capacity: 300,000 liters (300 m³)

Tank Type: Above-ground atmospheric storage tank

Approximate Dimensions: Diameter: ≈ 7.0 m Shell Height: ≈ 8.0 m

Stored Product: Bitumen

Design Standard: API 650

Plate Types & Materials Used

Shell Plates: Material: ASTM A516 Grade 60 / Grade 70

Designed for high-temperature bitumen service

Thickness selected per API 650 one-foot method

Bottom Plates: Material: ASTM A36

With corrosion allowance

Annular plates provided where required by design

Roof Plates: Material: ASTM A36

Cone roof configuration

Designed for dead load, wind load, and maintenance load

Nozzles & Appurtenances: Material: ASTM A106 / A105

Reinforcement pads designed per API 650

Key Engineering Features

Suitable for high-temperature bitumen storage

Designed for integration with internal heating coils or external heating systems

Corrosion allowance applied to all wetted parts

Internal and external coating system compatible with bitumen service

Long-term structural integrity under refinery operating conditions

Diesel Storage Tanks

Client: Rasasi Refinery

DesignCraft LTD successfully designed and fabricated two (2) above-ground diesel storage tanks, each with a capacity of 2,000,000 liters, for Rasasi Refinery, in full compliance with API 650 – Welded Tanks for Oil Storage.

Project Details

Number of Tanks: 2

Capacity (Each Tank): 2,000,000 liters (2,000 m³)

Stored Product: Diesel Fuel

Tank Type: Above-ground atmospheric storage tanks

Design Standard: API 650

Approximate Dimensions (Each Tank)

Diameter: ≈ 14.5 m

Shell Height: ≈ 12.0 m

Roof Type: Fixed cone roof

Plate Types & Materials Used

Shell Plates

Material: ASTM A516 Grade 60 / Grade 70

Designed using API 650 one-foot method

Corrosion allowance applied

Optimized shell course thickness for diesel service

Bottom Plates

Material: ASTM A36 includes annular plates as required by API 650. Designed for settlement and hydrostatic loading

Roof Plates

Material: ASTM A36 . Cone roof with structural rafters and compression ring Designed for wind, live, and maintenance loads

Nozzles & Appurtenances

Materials: ASTM A106 / ASTM A105

Inlet, outlet, drain, vent, and manhole nozzles

Reinforcement pads designed per API 650

Engineering & Safety Features

Designed specifically for diesel fuel storage

Internal and external corrosion protection system

Wind and seismic load calculations included

Hydrostatic testing performed prior to commissioning

Access platforms, stairways, and safety appurtenances provided

Vertical Process Columns for Refineries

Client: Haji Sherwan Refineries
Location: Kurdistan Region – Iraq

Project Description

DesignCraft LTD successfully designed, fabricated, supplied, and installed multiple vertical process columns for refineries owned by Haji Sherwan. These columns are critical process equipment used in fuel treatment, separation, and refining operations, ensuring stable and efficient refinery performance.

Scope of Work

Full process and mechanical design of vertical columns

Fabrication of column shells, platforms, ladders, and supports

Installation and erection at refinery site

Integration with existing process piping and utilities

Final alignment, inspection, and commissioning support

Technical Details

Type: Vertical Process / Treatment Columns

Application: Fuel processing, separation, and conditioning

Configuration:

Tall vertical cylindrical shells

External platforms and access ladders

Multiple process nozzles at different elevations

Material: Carbon Steel (suitable for refinery service)

Insulation: Thermal insulation provided for temperature control and energy efficiency

Design & Engineering Standards

Designed in accordance with ASME pressure vessel and process equipment principles

Fabrication and welding executed per ASME Section IX and AWS D1.1

Quality control and inspections performed according to international industrial standards

Key Features

Robust structural design for high-temperature refinery operation

Safe access systems (platforms, handrails, ladders)

Optimized layout for maintenance and operational safety

Long service life under continuous industrial operation

Our Clients

Sinjar Gates LTD
Our company successfully designed, fabricated, and painted more than 20 sandwich panel and steel caravan offices, as well as residential area parking units, for Sinjar Gates Ltd. The caravans were delivered in a variety of shapes and sizes — including 4×5 m, 6×4 m, and custom dimensions — to meet the specific requirements of the client. Each unit was engineered for durability, functionality, and aesthetics, ensuring high-quality standards across all stages of the project

Pariz Construction Contracting

Our company has successfully designed and fabricated dozens of drinkable water tanks and LPG tanks for Pariz Construction Company, tailored for residential areas and diverse applications. These tanks were manufactured in a wide range of sizes and capacities, including 3,500 liters, 4,000 liters, and 8,000 liters, using galvanized steel, stainless steel, and press-formed steel plates.
In addition, we have fabricated pressure vessels and LPG tanks with operating pressures up to 16 bar, with capacities including 2,710 liters and 15,000 liters, manufactured from high-quality carbon steel plates. These vessels were designed and tested in full accordance with:ASME CODES

Scouts LTD

Our company successfully established and designed a complete firefighting system for Scouts Company, ensuring full compliance with international safety standards. The project included the installation of automatic firefighting networks, sprinkler systems, fire hose reels, and hydrants, all integrated with a reliable pump station and water storage system.

In addition, we designed and executed piping systems for one of their main buildings, covering domestic water supply, drainage, and firewater distribution. The systems were engineered to deliver efficiency, safety, and durability, with materials selected to meet the highest international quality requirements