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08/29/2025
houston, tx – the large-diameter steel pipe market, encompassing both spiral submerged arc welding (ssaw) and longitudinal submerged arc welding (lsaw) pipe, is experiencing sustained demand. gro…
10/23/2025
introduction: lsaw – the gold standard for safety and reliability in oil & gas trunk lines
in cross-country oil and gas trunk lines, deep-sea pipelines, and high-pressure tran…
08/28/2025
overviewin 2024–2025, china’s national oil & gas infrastructure and municipal pipeline investments remain robust. the “national unified pipeline network” strategy, along with projects such as t…
10/29/2025
below are two industry news pieces focusing on china’s domestic policy dynamics and international standard revisions, respectively, with authoritative source links attached for further reference.…
10/24/2025
introduction: navigating the standards landscape for erw steel pipe
the procurement of erw steel pipe requires more than just specifying size and material grade; it demands a precis…
10/24/2025
introduction: the critical choice in api 5l pipe specification
for any project involving oil, natural gas, or water conveyance, the api 5l specification is the universal mandate. th…
