Introduction Hydrostatic testing plays a crucial role in various industries, ensuring the safety and integrity of pressure vessels, pipelines, and other equipment subjected to high pressure. This guide delves into the intricacies of the test, its importance, procedures, and applications. What is Hydrostatic Testing? Hydrostatic testing involves filling a vessel or pipeline with liquid, usually water, and pressurizing it to a specified level to detect any leaks or structural weaknesses. This method helps assess the integrity of the vessel or pipeline under pressure conditions similar to its intended use. Importance of Hydrostatic Testing The test is significant as it identifies potential hazards before equipment is put into service. Detecting weaknesses or defects prevents catastrophic failures that could lead to injuries or environmental damage. Hydrostatic Testing Procedures The process begins with thorough inspection and preparation of the equipment. The vessel or pipeline filled with […]
Engineering Design
In-Depth Exploration of the Pre-Shipment Inspection Process Pre-shipment inspection is a critical aspect of ensuring the quality and integrity of goods before they are dispatched. This process involves a series of meticulous steps and evaluations to safeguard the interests of all parties involved. The first stage of the pre-shipment inspection process typically begins with the gathering of relevant information. This includes details about the order, the products to be inspected, and the specific requirements and standards that need to be met. Inspectors thoroughly review the documentation to gain a clear understanding of what is expected. Once the information is gathered, the inspection team proceeds to the actual inspection site. Here, they carefully examine the goods themselves. This includes inspecting the physical appearance, checking for any visible defects or damage, and ensuring that the packaging is adequate and secure. They may also measure and verify the dimensions and specifications […]
What Makes A Successful Module Fabrication Project – Arctic LNG 2 Module Fabrication, Suppliers, Yards – Welding Supervision, Quality Inspection, and E&I Drawings Abstract: This paper focuses on the crucial aspects of arctic module fabrication, specifically highlighting the roles of suppliers and yards. It delves into the importance of welding supervision, quality inspection, and E&I drawings in ensuring the successful fabrication of modules in the challenging arctic environment. The study aims to provide a comprehensive understanding of the interdependencies among these elements and their impact on the overall quality and functionality of the modules. Introduction: The arctic region presents unique challenges in module fabrication due to its extreme weather conditions. This necessitates specific considerations regarding material selection, construction techniques, and quality control measures. Suppliers and yards play a vital role in meeting these requirements. Supplier and Yard Selection: The selection of reliable suppliers and capable yards is essential for ensuring […]
Quality Assurance and Quality Control (QAQC) in China – Inspections & Factory Audits Since its establishment in 2004, JSC SAFE has emerged as a leading global Quality Assurance company, specializing in a comprehensive range of services in China. At the core of our offerings are factory audits, quality management system audits, social compliance audits, and third-party product inspection services. With a nationwide coverage in China, JSC SAFE is widely activing in major cities and industrial hubs. From our physical offices in JiangSu and Shanghai, we deploy a team of highly skilled quality control inspectors and auditors who provide robust quality assurance and quality control services across the country. Our comprehensive suite of services includes but is not limited to: Product Inspections Pre-Shipment Inspections Welding Inspections Coating Inspections Container Loading Supervision (CLS) Supplier & Factory Audits Supplier Verifications Manufacturing Process Audits Supplier Management Services Product Testing We eagerly await the opportunity […]
FPSO Topside Module Manufacture – Key Considerations Abstract: This paper provides an overview of the Floating Production, Storage, and Offloading (FPSO) topside, discussing its critical components and functions, FPSO Topside Module Manufacture. Furthermore, it delves into the manufacturing process of the FPSO topside module, highlighting essential considerations and best practices to ensure efficient and safe production. Introduction: Floating Production, Storage, and Offloading (FPSO) vessels have revolutionized offshore oil and gas production, especially in deepwater fields. The topside of an FPSO, which refers to the upper part of the vessel above the waterline, plays a crucial role in these operations. This paper aims to explain what an FPSO topside is and explore the manufacturing considerations vital for its production. What is FPSO Topside? The FPSO topside comprises the processing facilities, control rooms, living quarters, and helideck, among other essential components. It serves as the operational hub for offshore drilling and production […]
Mineral processing plants require a storage buffer to bridge differences in production rates betweenmining and processing. Where coarse ores are processed, such as coal or hard rock, this buffer maybe an ore stockpile or silo. For wet-mining processes, e.g. dredging or hydraulic mining, or where f ine ores are slurried close tothe mining face, a surge-bin is used to contain the plant feed and smooth out the variations in miningrates. These bins have gradually evolved from simple storage vessels to units that are now frequentlypart of the mineral separation process itself, such as providing a desliming function to removedeleterious ultrafine gangue. This feed conditioning is often essential to achieve the levels of plantperformance required in times of declining ore grades and or where inherent ore characteristicsmake separations harder to achieve. To achieve these dual roles requires careful consideration of bin design factors such as geometryand lining selection and increased use […]
Trenchless Technology Trenchless Construction Drilling Pipe Trenchless technology represents a kind of subsurface construction methodology that necessitates minimal or no continuous trenching. Constituting a swiftly expanding segment of the construction and civil engineering domain, it can be delineated as “a set of techniques, materials, and machinery that can be employed for installing fresh or substitute underground infrastructure, or for revamping the prevailing ones, with negligible interruption to surface traffic, commerce, and other pursuits.” Trenchless Technology Trenchless Construction Drilling Pipe Trenchless construction encompasses various methods such as tunneling, microtunneling (MTM), horizontal directional drilling (HDD), also referred to as directional boring, pipe ramming (PR), pipe jacking (PJ), moling, horizontal auger boring (HAB), and other underground pipeline and cable installation techniques that minimize excavation. Large-scale subsurface projects like those employing a tunnel boring machine (TBM) or drilling and blasting methods are extensions of this concept on a grander scale. The distinction between trenchless […]
JSC is an ISO 17025 NDT Lab / Company (CNAS) ISO/IEC 17025:2017 is an international standard specifying requirements for quality and competence in testing and calibration laboratories. The standard requires that such labs prioritise excellent quality practices and develop a reliable quality management system to establish and demonstrate their competence. The full standard is called ISO/IEC 17025, since the certification was created by the International Organization for Standardization in conjunction with the International Electrotechnical Commission. However, many shorten this to ISO 17025 or simply 17025 certification when referring to the standard. Ultimately, ISO 17025 is for any organization that performs testing, sampling or calibration and wants to be sure of the reliability of their results. The simplest way we can put it: if you work in a testing environment that produces measurable results, then ISO 17025 is probably applicable. This may even mean you don’t necessarily call your facility a […]
Pre-Leach Circuit, Post Leach Circuits, ETP Plants Feeders, Screens Jaw Crusher, Cone Crusher Ball Mill Hydrocyclones and related Pumps and Accessories Belt Conveyers Dryers ( Spin Flash, Peddle ) Thickener Counter Current Decanter (CCD) Horizontal Belt Filters (HBF) Filter Press (Fully Et Partially Automated) Agitators Electro winning Plants – Full Scale Plants, which Includes Poly Cells, Cathodes, Anodes, Rectifiers, Busbars, Cell top furniture, Shorting frame, EOT Crane, Lifting Bale, Cathode Stripping Machine Steam Boiler, Scrubber, Water Treatment plant, Cooling towers, Packing and Bagging Systems
Steel plate base material (raw material) inspection is a crucial step in ensuring the quality and performance of steel products. This process involves a range of inspection methods, each with its own reference standards and key considerations. In this article, we will explore the advantages of steel plate base material (raw material) inspection, focusing specifically on the Q355B grade, and discussing various inspection techniques and their associated standards. Visual Inspection Firstly, let’s consider the visual inspection method. This involves a thorough examination of the steel plate’s surface for any visible defects or irregularities. Visual inspection is a quick and cost-effective way to identify potential issues, such as cracks, scratches, or discoloration. While it may not provide quantitative data, it serves as a valuable initial screening tool. Mechanical Testing Mechanical testing is another important aspect of steel plate base material (raw material) inspection. Tensile testing, for instance, measures the […]
Q235B and S235J0: Key Differences, Welding Considerations, Chinese Steel Mills’ Production and Advantages Q235B and S235J0 are two widely used structural steel grades, each with its unique characteristics and applications. Understanding the differences between these two grades, along with the production capabilities and advantages of Chinese steel mills, is crucial for making informed decisions in engineering projects. This article aims to delve into these distinctions, referencing their respective standards, highlighting welding considerations, and discussing the production and advantages of Chinese steel mills. Q235B and S235J0: Reference and Properties Q235B, according to the Chinese standard GB/T 700, is a carbon structural steel known for its strength and ductility. It is widely used in various structural applications in China and other Asian countries. On the other hand, S235J0, defined by the European Norm EN 10025, is a structural steel grade commonly found in European projects. Both grades have similar yield strengths but […]
Stainless Steel – Fabrication: An Insight into the Material and Key Considerations During Fabrication Stainless steel, known for its corrosion resistance and durability, is a crucial material in the fabrication industry. Its unique properties make it suitable for a wide range of applications, from industrial equipment to architectural structures. In this article, we will delve into the nature of stainless steel, explore its fabrication process, and highlight the key considerations during the process. What is Stainless Steel? Stainless steel is an alloy of iron with a minimum of 10.5% chromium. The chromium content forms a thin, invisible, corrosion-resistant layer on the steel’s surface, protecting it from oxidizing and rusting. In addition to chromium, stainless steel may also contain other elements such as nickel, molybdenum, titanium, and nitrogen, which further enhance its properties. Stainless steel is classified into several types based on its composition and properties. The most common types include […]
Pressure Vessels, Tanks, Skids – Fabrication: An Insight into the Process and Key Considerations Pressure vessels and tanks are essential components in various industries, such as petrochemical, refining, chemical processing, and power generation. These vessels and tanks are designed to store fluids or gases under pressure and must, therefore, be fabricated with utmost precision and care. In this article, we will delve into the fabrication process of pressure vessels and tanks, highlighting the key points that need to be considered during the process. What are Pressure Vessels & Tanks? Pressure vessels and tanks are closed containers designed to hold fluids or gases at a pressure higher than the ambient atmospheric pressure. They are made from various materials, including steel, stainless steel, and alloys, depending on the specific application and the type of fluid or gas they are designed to hold. These vessels and tanks come in a range of […]
Australian Wharf Structure Pile Manufacturing Fabrication – Rio Tinto – Amrun Chith Export Facility (2017 – 2018) Standard: AWS D1.1, API RP 2X Australian Wharf Steel Structure, Pile Piling Manufacturing Fabrication – Rio Tinto – Amrun Chith Export Facility Rio Tinto’s Amrun Project located south of the Embley River, between Weipa and Aurukun in Far North Queensland, revolutionised the design and construction of wharf infrastructure through a collaborative approach between Rio Tinto. JSC joined project for Quality Control and NDT during the project. JSC awarded recognition from Rio Tinto for JSC’s performance and efforts for project success. Ref https://www.riotinto.com/en/news/releases/2018/amrun-supports-local-businesses
Mining – Kamoa Mine – Process Plant Fabrication & Equipment FAT (2019 – 2023) Standard: AWS D1.1 Copper Mine Process Plant Fabrication & Equipment FAT – Kamoa Kamoa-Kakula ranks amongst the top 10 largest copper deposits globally, and holds the distinction of being the world’s largest high-grade copper deposit. According to a recent Mineral Resource estimate, Kakula, the second significant discovery at Kamoa, boasts Indicated Mineral Resources totaling 66 million tonnes with a copper grade of 6.59%, along with Inferred Resources of 27 million tonnes at 5.26% copper, using a 3% cut-off grade. Additionally, Kakula also exhibits Indicated Mineral Resources of 192 million tonnes with a copper grade of 3.45%, coupled with Inferred Resources of 101 million tonnes at 2.74% copper, utilizing a 1% cut-off grade. The inclusion of Kakula significantly enhances the combined […]
Material Handling – FMG, Eliwana Mine – Stacker Reclaimer Conveyor Material Handling Conveying System & Accessories FAT (2019 – 2020) Standard: AS 1554.1, AS 5131, AS 2207, AS 1171 Eliwana, situated 96 kilometers west-northwest of Tom Price in Fortescue’s Western Hub within the Pilbara region, stands as one of FMG’s most recent mines and processing facilities. The Eliwana Operations encompass a remarkable 143 kilometers of new railway, a state-of-the-art Ore Processing Facility capable of handling 30 million tons per annum, a Stockpile equipped with a rail-mounted Stacker-Reclaimer combination, and a Train Load Out Facility, all working together to export high-grade iron ore to Fortescue’s Hedland port facility. The Stacker Reclaimer Conveyor Material Handling Conveying System, successfully delivered in September 2020. During Manufacturing, Fabrication, JSC took part in Project Management, Project Control, Fabrication Management, Pre-Assembly, E&I, Document […]
ShipBuilding, Shipping Owner Owning Operation – Barge (2008 – 2020) Class: CCS GangHua Barge 1199 – one of the top 5 biggest barges in China, has made crucial contributions to various shipping and engineering milestone projects. JSC founder Mr REN Hua, senior marine surveyor, the partner of the barge, led his team fully involved in the barge’s commercial, engineering design, construction, commissioning, and operations. GangHua Barge 1199 – one of the biggest barges, involved milestone projects in China. Such as Hong Kong-Zhuhai-Macao Bridge Shipping, Logistics, Construction. ZMPC Mega Cranes Shipping, Logistics & Delivery.
Australian HMAS Coonawarra – Marine Wharf Permanent Steelwork (2020 – 2021) Standard: AS 1554.1, AS 4100, AS 2207, AS 1171 New wharf and approach jetties to join the Australian Defence Force The Permanent Steelworks, fabricated in China. JSC took part in steel structure and piles fabrication supervision, CWI inspection, CSWIP, NACE 2 3 Coat Inspection, Coating Inspection, Painting Advisor, quality inspection, NDT, document control. The Project aim to deliver a brand-new 250-meter-long wharf along with two access jetties. This state-of-the-art facility will significantly enhance the berthing capacity and support services for Royal Australian Navy vessels (HMAS), when completed. Having constructed a plethora of marine facilities across northern Queensland and Western Australia for Australia’s foremost mining companies, and currently involved in upgrading ADF facilities in the Pacific, it’s indeed a privilege to bring our vast experience and expertise to the Northern Territory ….
BHP Marine Wharf – BMA Shiploader and Berth Replacement (SABR), Hay Point – Steel Piles, Structures Fabrication & FAT (2021 – 2022) Standard: AWS D1.1, API SPEC 2W Hay Point – BHP Wharf Steel Structures Piles Fabrication SABR was a brownfields project located within the lease boundaries of BMA’s existing Hay Point Coal Terminal near Mackay, Queensland. It included the disassembly and replacement of one of the existing shiploaders and berths to improve materials handling throughput and cyclonic wave immunity. Jacket pipes and steel structures for SABR project, fabricated in China as several batch of orders. JSC took part in progress coordination, fabrication supervision, Accessories FAT, NDT, and Delivery / Loading. Ref: https://www.bhp.com/news/articles/2023/11/hay-point-celebrates-completion-of-sabr-project
Marine Wharf – FGEN Batangas LNG Terminal – Marine Wharf Modules Steelwork Fabrication & FAT (2021 – 2022) Standard: AWS D1.1, API SPEC 2W FGEN LNG Corporation, a subsidiary fully owned by First Gen Corporation (First Gen), contracted McConnell Dowell to construct and deliver the Interim Offshore Terminal Project (“IOT Project”) situated at the Batangas LNG Terminal, which is a part of the First Gen Clean Energy Complex in Batangas, Philippines. The Permanent Steelworks of the LNG Wharf Terminal was fabricated in China. JSC took part in On Site Engineering Coordination, Fabrication Supervision, Fabrication and Assembly Inspections, Document Control, Accessories FAT, Administration, NDT, Packing and Loading as third-party inspector. The Multi-Purpose Jetty, situated adjacently to the existing jetty, is designed to accommodate various vessels including liquid fuel carriers, LNG carriers, FSRU, and FSUs. The construction […]
Mining – FMG, Iron Bridge Mine – Process Plant Fabrication & Equipment FAT (2020 – 2022) The Iron Bridge project is a iron ore mine in Australia. The Iron Bridge magnetite mine is anticipated to yield a yearly production of 22 wet million tonnes (wmtpa) of high-quality magnetite concentrate. The initial shipment of ore from this mine is scheduled for the first six months of 2022. With an estimated lifespan exceeding 20 years, the mine boasts a strip ratio of 0.6 and a remarkable 30% mass recovery. Distinct from Fortescue’s haematite operations, Iron Bridge specializes in producing a wet concentrate product. This product is then transported to Port Hedland via a specialized 135-kilometre slurry pipeline, where the process of dewatering and materials handling takes place. Standard: AS 1554.1, AS 4100, AS 2207, AS 1171, AS3000, AS1657, AS5131, AS4041 The Processing Plant, fabricated in China. JSC took […]
Marine Wharf – BCI Mardie Salt & Potash Marine Structures – Steelwork and Steel Piles (2022 – 2023) Standard: AS 1554.1, AS 4100, AS 2207, AS 1171 Delivering new marine facilities to grow Australian exports. 2.4 km long jetty with berthing and mooring dolphins. Steelwork is fabricated in China. JSC SAFE took part in Material Test, Survey, Engineering Design, document control, fabrication supervision, assembly supervision, quality inspection, NDT, administration. The Mardie Salt and Potash Project, commonly referred to as Mardie or the Project, is solely owned by Mardie Minerals Pty Ltd, a subsidiary entirely held by BCI Minerals Limited (BCI). This Project offers a unique and sustainable prospect for establishing a large-scale, multi-generational solar evaporation operation along the Pilbara coast of Western Australia (WA). The Pilbara coast stands out as one of the world’s foremost regions for solar salt production. In this region, five existing solar evaporation salt projects […]