As a global leader in integrated pipeline solutions, Haihao Group has successfully completed delivery of ASME B16.9 A815 UNS S31803 WP-S eccentric reducers to a Singapore client, marking another milestone in serving Southeast Asia’s energy infrastructure sector. This batch of 4″ X 2& ...
Energy Transition Driven by Environmental Regulations
Since 2020, the International Maritime Organization (IMO) has enforced the “IMO 2020” sulfur cap regulation, reducing the global sulfur content limit in marine fuels from 3.5% to 0.5%. In Emission Control Areas (ECAs), the limit i ...
When it comes to ensuring secure, long-lasting connections in demanding environments, high-quality stainless steel fasteners are essential. Haihao Group recently supplied a comprehensive batch of A4-80 stainless steel fasteners for a domestic customer, covering a wide range of bolt, nut, and was ...
At Haihao Group, we closely monitor the latest developments in the global offshore energy sector and are excited to share important updates on the Gato do Mato FPSO project led by Shell Brazil. The project has entered a critical phase, with deep negotiations underway between MODEC and leading Ch ...
In today’s intensely competitive international market, pipe exporting companies must lay a solid foundation to achieve sustainable global success. Beyond offering high-quality products, they must cultivate a set of core competencies that position them as trustworthy, professional, and forw ...
Pressure pipelines play a critical role in continuous industrial production processes, often operating under extreme conditions such as high temperatures, high pressures, low temperatures, or high vacuum environments. The transported media are frequently flammable, explosive, corrosive, or highl ...
As an expert in pipeline systems, Haihao Group is committed to staying at the forefront of global pipeline industry developments, especially those related to emerging energy sectors. We are pleased to share the latest significant news with our clients:
A Joint Development Agreement (JDA) has bee ...
On April 28, Magda Chambriard, CEO of Petrobras (Brazil’s state-controlled oil company), held high-level meetings with executives from leading Chinese shipyards. These discussions marked a new phase in Brazil-China cooperation in the FPSO (Floating Production, Storage, and Offloading) sect ...
Ferrite content in stainless steel, particularly δ-ferrite, plays a critical role in determining the material’s mechanical properties, corrosion resistance, and weldability. Accurate measurement of ferrite content is essential, especially for castings, welds, and components used in demandi ...
In the welding of certain high-strength steels and high-temperature alloys containing precipitation-strengthening elements (such as Al, Ti, and Nb), an unusual phenomenon sometimes occurs: no cracks are detected immediately after welding, but cracks develop later during heat treatment. This issu ...
In response to growing concerns over unfair trade practices and rising pressure on the domestic steel industry, South Korea’s Ministry of Trade, Industry and Energy has announced plans to tighten regulations against anti-dumping circumvention in steel and aluminum imports.
The government i ...
Haihao Group, a leading global supplier of pipe solutions, has received an important follow-up order from a long-term customer in Singapore. Haihao Group will provide the Singaporean customer with ASME B16.9 A234 WPB 90-degree elbows, including long radius (LR) and short radius (SR) configuratio ...
As the global energy landscape continues to evolve and natural gas demand rises, Argentina is fast-tracking its liquefied natural gas (LNG) export strategy. In a major development, Shell and Argentina’s state-owned oil and gas company YPF are jointly advancing a massive FLNG (Floating Liqu ...
When it comes to connecting pipes and components in a piping system, choosing the right connection method is critical for performance, safety, and maintenance. Threaded fittings and socket weld fittings are two of the most commonly used types, each with its own advantages and ideal applications. ...
Galvanized pipe fittings are widely used for their corrosion resistance, affordability, and availability. But what exactly does “galvanized” mean—and when should you use galvanized pipe instead of other options like carbon steel or stainless steel?
Galvanized pipes
1.What Is Galvaniz ...
As a trusted global manufacturer of industrial pipe fittings, Haihao Group recently completed a new batch of seamless P265GH fittings for a valued customer in the United Kingdom. This order included a variety of components such as 45° and 90° long radius elbows, concentric and eccentric reducers ...
At Haihao Group, we specialize in delivering high-quality ASME B36.10 ASTM A333 Gr.6 seamless pipes designed for optimal performance in low-temperature environments. Our recent collaboration with a client in Russia highlights our commitment to providing reliable solutions for demanding industria ...
April 15, 2025, Moscow – Day 2 of Russia’s premier oil and gas exhibition, NEFTEGAZ 2025, continues to electrify the Expocentre Moscow. Haihao Group, a global leader in industrial pipe fittings, flanges, and integrated pipeline solutions, is making waves alongside strategic partners Ganyea ...
At Haihao Group, we are dedicated to delivering high-quality pipe fittings and solutions that meet the most demanding industrial standards. Our recent focus on the ASME B16.11 ASTM A105 SWE x SE (NPT) 3000# Coupling has allowed us to provide exceptional products tailored to meet the specific nee ...
At Haihao Group, we are dedicated to delivering high-quality pipe fittings and solutions that meet the most demanding industrial standards. Our recent focus on the MSS SP-95 ASTM A815 UNS S32750 swage nipple has allowed us to provide exceptional products tailored to meet the specific needs of ou ...
As the global energy sector continues to evolve with new challenges and innovations, NEFTEGAZ 2025 is set to once again take center stage as Russia’s premier oil and gas industry exhibition. Taking place from April 14 to April 17, 2025, at the Expocentre Fairgrounds in Moscow, this flagshi ...
Haihao Group to closely follow developments in Southeast Asia’s largest energy infrastructure project
Haihao Group is closely monitoring the latest developments in the Kutei North Hub natural gas project in Indonesia, which recently entered the EPCI tender phase. The project, led by Italia ...
Haihao Group recently completed a comprehensive quality inspection for a batch of high-grade pipeline components ordered by a client in Singapore. These products, designed for high-pressure and low-temperature industrial applications, showcase Haihao Group’s technical expertise and strict ...
At Haihao Group, we are proud to announce the successful production of ASME B16.5 threaded reducing flanges for a client in Singapore. These flanges are manufactured from ASTM A105N carbon steel, ensuring high strength and durability for industrial applications.
Product Specifications
Flange Siz ...
