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<title>Xpress - Latest News</title>
<link href="https://news.prfree.org/rss/xpress/latest.xml"></link>
<updated>2026-07-18T23:17:13+00:00</updated>
<id>urn:uuid:6b9c5e6f-d44b-8a70-07df-c0e7c653ca19</id>
<entry>
<title>ASTM A178 ERW steel pipe</title>
<link href="https://news.prfree.org/@xpress/astm-a178-erw-steel-pipe-ca7zq9vqmvqd"></link>
<id>urn:uuid:d3390aba-1d40-9920-236e-9ce6b29672ea</id>
<summary type="html"><![CDATA[ASTM A178, as the international core standard for resistance-welded (ERW) carbon steel and carbon-manganese steel boiler and superheater tubes, is widely used in various industrial heat exchange fields.]]></summary>
<updated>2026-07-13T01:42:46+00:00</updated>
</entry>
<entry>
<title>What steels are equivalent to A36 steel</title>
<link href="https://news.prfree.org/@xpress/what-steels-are-equivalent-to-a36-steel-57rlqv8mlyrw"></link>
<id>urn:uuid:86a28dfa-40cc-a406-6d21-e2adfbf96976</id>
<summary type="html"><![CDATA[ASTM A36 steel is one of the most widely used carbon structural steels in the global market.]]></summary>
<updated>2026-03-26T06:18:22+00:00</updated>
</entry>
<entry>
<title>A36 steel plate selection guide</title>
<link href="https://news.prfree.org/@xpress/a36-steel-plate-selection-guide-94zp72c6hv8e"></link>
<id>urn:uuid:2d5e36d9-9d4e-2445-6c3f-e8d964eb14ec</id>
<summary type="html"><![CDATA[ASTM A36 steel plate is one of the most widely used carbon structural steel plates in the global market.]]></summary>
<updated>2026-03-26T06:16:49+00:00</updated>
</entry>
<entry>
<title>Steel pipe piles vs. steel sheet piles: key differences in construction applications</title>
<link href="https://news.prfree.org/@xpress/steel-pipe-piles-vs-steel-sheet-piles-key-differences-in-construction-applications-tmjht41guryp"></link>
<id>urn:uuid:833778e4-4d89-84bc-dcc9-157ea4af798a</id>
<summary type="html"><![CDATA[steel piling systems are essential for ensuring structural stability, excavation safety, and long-term foundation performance.]]></summary>
<updated>2026-03-26T06:14:23+00:00</updated>
</entry>
<entry>
<title>Steel pipe piles for construction projects</title>
<link href="https://news.prfree.org/@xpress/steel-pipe-piles-for-construction-projects-o3urar5yjbsv"></link>
<id>urn:uuid:39f1f3b9-fafa-7479-7908-343b336135ff</id>
<summary type="html"><![CDATA[Steel pipe piles are widely used in modern construction projects, especially in situations requiring high reliability and deep foundation pits.]]></summary>
<updated>2026-03-09T01:57:17+00:00</updated>
</entry>
<entry>
<title>Types of sheet piles used in construction projects</title>
<link href="https://news.prfree.org/@xpress/types-of-sheet-piles-used-in-construction-projects-wmelqht1hvqe"></link>
<id>urn:uuid:759f6da6-2d9b-6ece-ca92-c7b9bbe07019</id>
<summary type="html"><![CDATA[From robust and durable steel Z-type sheet piles to corrosion-resistant vinyl sheet piles, understanding the nuances of sheet pile types is key to successful project implementation.]]></summary>
<updated>2026-03-09T01:54:26+00:00</updated>
</entry>
<entry>
<title>Introduction to Larssen Sheet Piles (LSP)</title>
<link href="https://news.prfree.org/@xpress/introduction-to-larssen-sheet-piles-lsp-w1fw0tkzqovm"></link>
<id>urn:uuid:8ea83fc0-83c0-d233-0868-4d564ac3c16b</id>
<summary type="html"><![CDATA[Larssen Sheet Piles (LSP) originated in Germany and are a classic type of sheet pile named after their inventor, Friedrich Larssen.]]></summary>
<updated>2026-03-09T01:51:19+00:00</updated>
</entry>
<entry>
<title>ASTM A36 steel - round bar</title>
<link href="https://news.prfree.org/@xpress/astm-a36-steel-round-bar-uyveat1c1k4d"></link>
<id>urn:uuid:0cb7a946-e908-854a-3842-5892bb27a1bf</id>
<summary type="html"><![CDATA[ASTM A36 round bar is a low carbon structural steel round bar produced based on ASTM A36/A36M standards with excellent weldability, good processability and moderate strength.]]></summary>
<updated>2026-03-03T05:50:58+00:00</updated>
</entry>
<entry>
<title>Common Defects and Prevention of Hot-Rolled Steel Pipes</title>
<link href="https://news.prfree.org/@xpress/common-defects-and-prevention-of-hot-rolled-steel-pipes-08nct9bwbu80"></link>
<id>urn:uuid:ef55a0eb-86a5-7133-a390-6ad3306c8538</id>
<summary type="html"><![CDATA[Hot-rolled steel pipes are critical to modern engineering—from high-pressure energy transmission and petrochemical piping to construction, machinery, and boilers.]]></summary>
<updated>2026-03-03T02:15:10+00:00</updated>
</entry>
<entry>
<title>Hot-rolled steel bar</title>
<link href="https://news.prfree.org/@xpress/hot-rolled-steel-bar-lusqbj7xjd9f"></link>
<id>urn:uuid:344ef9b6-c521-efa1-f102-95fd0a6d432e</id>
<summary type="html"><![CDATA[Hot-rolled steel bars are bars produced by rolling under high-temperature conditions.]]></summary>
<updated>2026-03-02T09:47:36+00:00</updated>
</entry>
<entry>
<title>What are the advantages of high-frequency welded pipes</title>
<link href="https://news.prfree.org/@xpress/what-are-the-advantages-of-high-frequency-welded-pipes-l9hwmf9ih6cl"></link>
<id>urn:uuid:5597363f-9fd9-b7c7-ae32-7caffc41b74d</id>
<summary type="html"><![CDATA[High-frequency welded pipe (HF or HFW pipe) is a type of steel pipe that uses high-frequency current to heat the edges of a steel strip to a welding temperature, then forms a weld seam through extrusion.]]></summary>
<updated>2026-02-02T01:50:12+00:00</updated>
</entry>
<entry>
<title>What is a high pressure seamless pipe</title>
<link href="https://news.prfree.org/@xpress/what-is-a-high-pressure-seamless-pipe-44tbsh9pttcj"></link>
<id>urn:uuid:b81adcbe-7999-1e9a-95a5-31209945fa53</id>
<summary type="html"><![CDATA[High-pressure seamless pipe (also known as high-pressure boiler tube) is a type of seamless steel pipe specifically designed for high-temperature and high-pressure applications]]></summary>
<updated>2026-02-02T01:45:44+00:00</updated>
</entry>
<entry>
<title>ASTM A335 P5 alloy steel seamless pipe</title>
<link href="https://news.prfree.org/@xpress/astm-a335-p5-alloy-steel-seamless-pipe-zmnnxtncduof"></link>
<id>urn:uuid:f0c0192e-31ea-1ded-7af5-5a8d8edd835a</id>
<summary type="html"><![CDATA[ASTM A335 P5 alloy steel seamless pipe, also known as chromium-molybdenum steel P5 pipe or 5Cr-0.5Mo steel pipe, is a high-quality seamless ferritic alloy steel pipe.]]></summary>
<updated>2026-02-02T01:44:04+00:00</updated>
</entry>
<entry>
<title>Applications of precision seamless tubes in the automotive industry</title>
<link href="https://news.prfree.org/@xpress/applications-of-precision-seamless-tubes-in-the-automotive-industry-1danb9jsxto7"></link>
<id>urn:uuid:5eb9df86-e6dd-40fc-2922-11dbf0b7be31</id>
<summary type="html"><![CDATA[The automotive industry is one of the key application areas for seamless precision tubing. Critical components of automobiles, such as engines, fuel systems, and braking systems, do not require high-precision, high-quality seamless tubing.]]></summary>
<updated>2026-01-26T09:33:42+00:00</updated>
</entry>
<entry>
<title>What are the advantages of steel sheet piles</title>
<link href="https://news.prfree.org/@xpress/what-are-the-advantages-of-steel-sheet-piles-7w26soufr75t"></link>
<id>urn:uuid:2b167b54-4277-4cce-ef78-8c993278ea13</id>
<summary type="html"><![CDATA[Steel sheet piles are a common building material used in foundation engineering and retaining structures. Their edges have special interlocking joints that allow adjacent piles to interlock, forming a tight continuous wall structure.]]></summary>
<updated>2026-01-26T09:32:20+00:00</updated>
</entry>
<entry>
<title>ERW steel pipe vs. spiral pipe</title>
<link href="https://news.prfree.org/@xpress/erw-steel-pipe-vs-spiral-pipe-wuzylvhyy4kz"></link>
<id>urn:uuid:3451f11d-e7c5-4f12-33d2-34bc2c7aca40</id>
<summary type="html"><![CDATA[Although both ERW steel pipe and spiral welded steel pipe are welded steel pipes, they differ significantly in performance, appearance, and uses due to differences in manufacturing processes, structural forms, and application fields.]]></summary>
<updated>2026-01-26T09:31:09+00:00</updated>
</entry>
<entry>
<title>How to choose the right piling pipe supplier</title>
<link href="https://news.prfree.org/@xpress/how-to-choose-the-right-piling-pipe-supplier-o311ha46kyzi"></link>
<id>urn:uuid:659b7125-9589-fb72-4f4c-e3abfafaf94f</id>
<summary type="html"><![CDATA[Pile pipes are key materials for ensuring the stability of the foundation and the safety of the structure.]]></summary>
<updated>2025-12-23T09:15:25+00:00</updated>
</entry>
<entry>
<title>Methods for improving the surface quality of hot rolled steel plates</title>
<link href="https://news.prfree.org/@xpress/methods-for-improving-the-surface-quality-of-hot-rolled-steel-plates-xezi60mtqhku"></link>
<id>urn:uuid:2069d38d-0445-d9a6-2dc5-1c02042009ff</id>
<summary type="html"><![CDATA[Hot-rolled steel plates are widely used in construction, shipbuilding, pressure vessels, Bridges and heavy machinery, etc. The surface quality directly affects the performance, appearance and market value of the products.]]></summary>
<updated>2025-12-15T02:07:47+00:00</updated>
</entry>
<entry>
<title>ERW vs LSAW piling pipe</title>
<link href="https://news.prfree.org/@xpress/erw-vs-lsaw-piling-pipe-l7gmnrfqdy9c"></link>
<id>urn:uuid:9614c157-f920-b306-3281-29ec7761df1b</id>
<summary type="html"><![CDATA[Steel pipe piles are widely used in foundation and Marine engineering, and different production methods affect performance and cost.]]></summary>
<updated>2025-12-15T02:05:40+00:00</updated>
</entry>
<entry>
<title>Complete guide to ERW steel pipes</title>
<link href="https://news.prfree.org/@xpress/complete-guide-to-erw-steel-pipes-3npljwc2r5lc"></link>
<id>urn:uuid:231b239b-b25e-19f5-0a13-280ccace5475</id>
<summary type="html"><![CDATA[In the global steel pipe market, ERW steel pipe(Electrical Resistance Welded steel pipe) is the most cost-effective and widely used solution in the construction, infrastructure, and energy transmission sectors.]]></summary>
<updated>2025-12-15T02:02:41+00:00</updated>
</entry>
<entry>
<title>Application of steel sheet pile in construction field</title>
<link href="https://news.prfree.org/@xpress/application-of-steel-sheet-pile-in-construction-field-oh4zy8d5kxx7"></link>
<id>urn:uuid:a0949112-7fd5-d293-0cae-d1a50daef008</id>
<summary type="html"><![CDATA[Steel sheet piles, with their high strength, excellent waterproof performance and convenient construction methods, have become an important structural material widely used in the construction field.]]></summary>
<updated>2025-12-08T01:36:25+00:00</updated>
</entry>
<entry>
<title>What is cold rolling of steel</title>
<link href="https://news.prfree.org/@xpress/what-is-cold-rolling-of-steel-zynzumikx121"></link>
<id>urn:uuid:ed47f045-32cb-4ae5-44e2-7ca113368a4c</id>
<summary type="html"><![CDATA[In the steel industry, cold rolling is a crucial finishing process.]]></summary>
<updated>2025-12-08T01:31:23+00:00</updated>
</entry>
<entry>
<title>Methods for improving the surface quality of hot rolled steel plates</title>
<link href="https://news.prfree.org/@xpress/methods-for-improving-the-surface-quality-of-hot-rolled-steel-plates-wpc50o7kz1dg"></link>
<id>urn:uuid:3a395d86-ed38-5c45-73c2-cce3cff39635</id>
<summary type="html"><![CDATA[Hot-rolled steel plates are widely used in construction, shipbuilding, pressure vessels, Bridges and heavy machinery, etc. The surface quality directly affects the performance, appearance and market value of the products.]]></summary>
<updated>2025-11-28T03:16:01+00:00</updated>
</entry>
<entry>
<title>ERW vs LSAW piling pipe</title>
<link href="https://news.prfree.org/@xpress/erw-vs-lsaw-piling-pipe-669bi1yf7f12"></link>
<id>urn:uuid:637e5ba0-0b89-85ac-9bdc-5ed81837edea</id>
<summary type="html"><![CDATA[Steel pipe piles are widely used in foundation and Marine engineering, and different production methods affect performance and cost.]]></summary>
<updated>2025-11-28T03:13:49+00:00</updated>
</entry>
<entry>
<title>What is a piling pipe?</title>
<link href="https://news.prfree.org/@xpress/what-is-a-piling-pipe-gtqjf750yl31"></link>
<id>urn:uuid:22d5eba9-a194-584d-1a85-e2b542dcd7e3</id>
<summary type="html"><![CDATA[Piling pipe is a kind of hollow steel pipe structure, which is usually used for bearing of foundation and supporting engineering. It can be used either as a steel pipe pile (directly as a bearing pile) or as a casing/casing.]]></summary>
<updated>2025-11-28T03:10:04+00:00</updated>
</entry>
<entry>
<title>Carbon steel seamless pipe supplier in China</title>
<link href="https://news.prfree.org/@xpress/carbon-steel-seamless-pipe-supplier-in-china-o2se92pvzv7s"></link>
<id>urn:uuid:128744a8-b71e-207e-d13c-2cd3585e7891</id>
<summary type="html"><![CDATA[CENTRAL STEEL is a leading manufacturer, exporter and stockholder of carbon steel pipes in China. We have always been committed to providing high-quality steel pipes and related products for customers worldwide.]]></summary>
<updated>2025-09-01T03:46:49+00:00</updated>
</entry>
<entry>
<title>Carbon steel pipe in oil and gas industry</title>
<link href="https://news.prfree.org/@xpress/carbon-steel-pipe-in-oil-and-gas-industry-ki7xe82z8vpw"></link>
<id>urn:uuid:4ffac029-16e4-4cd1-8e0e-2f922e6375c2</id>
<summary type="html"><![CDATA[Carbon steel pipes are steel pipes with carbon as the main alloy component, widely used in the transportation of industrial fluids, especially playing a dominant role in natural gas and oil pipeline systems.]]></summary>
<updated>2025-09-01T03:43:59+00:00</updated>
</entry>
<entry>
<title>Guide to carbon steel socket welded pipe fittings</title>
<link href="https://news.prfree.org/@xpress/guide-to-carbon-steel-socket-welded-pipe-fittings-o6b18ol3cu83"></link>
<id>urn:uuid:3983e713-4bf0-2c93-826c-04c3b61524e5</id>
<summary type="html"><![CDATA[Pipe fittings are usually components used to connect pipes or various parts of pipe systems. They play a crucial role in the pipeline system. All steel pipe fittings are pressure-bearing pipe fittings.]]></summary>
<updated>2025-09-01T03:39:15+00:00</updated>
</entry>
<entry>
<title>A guide to A333 Gr 6 carbon steel pipe</title>
<link href="https://news.prfree.org/@xpress/a-guide-to-a333-gr-6-carbon-steel-pipe-4hf1tnkrxcmo"></link>
<id>urn:uuid:86b2b63a-a820-76c5-2472-cf78d0016a22</id>
<summary type="html"><![CDATA[The A333 pipe has nine different grades, denoted by the numbers 1, 3, 4, 6, 7, 8, 9, 10 and 11. The Gr 6 designation refers to the grade of steel that meets the requirements of ASTM A333 standard.]]></summary>
<updated>2025-08-14T02:22:59+00:00</updated>
</entry>
<entry>
<title>Carbon steel welded pipe fittings</title>
<link href="https://news.prfree.org/@xpress/carbon-steel-welded-pipe-fittings-e4yeo26amlto"></link>
<id>urn:uuid:71f54d44-d153-f6ca-da84-1b928bf5d981</id>
<summary type="html"><![CDATA[Carbon steel welded pipe fittings are connection parts made of carbon steel as the base material through welding methods such as butt welding and socket welding.]]></summary>
<updated>2025-08-14T02:19:24+00:00</updated>
</entry>
<entry>
<title>Stainless steel mechanical tube</title>
<link href="https://news.prfree.org/@xpress/stainless-steel-mechanical-tube-j1i0c4ntovyd"></link>
<id>urn:uuid:3dd11dfc-4af1-575a-a402-2ad7d996f33a</id>
<summary type="html"><![CDATA[Stainless steel mechanical tubes are usually divided into two major categories: welded type and seamless type. The former complies with the ASTM A554 standard.]]></summary>
<updated>2025-08-12T06:32:33+00:00</updated>
</entry>
<entry>
<title>Standards for boiler pipes</title>
<link href="https://news.prfree.org/@xpress/standards-for-boiler-pipes-bpqvi188mees"></link>
<id>urn:uuid:086274ef-4a04-cc3b-f71e-ce50b9913fd9</id>
<summary type="html"><![CDATA[In industrial boilers and heat exchange systems, the material, size, tolerance, chemical composition and mechanical properties of boiler tubes need to comply with specific national or international standards]]></summary>
<updated>2025-07-29T09:49:12+00:00</updated>
</entry>
<entry>
<title>API 5L X52 pipe specification</title>
<link href="https://news.prfree.org/@xpress/api-5l-x52-pipe-specification-egddgt1ds6ol"></link>
<id>urn:uuid:36e56b27-e6a8-cd53-0b02-30064370ab0a</id>
<summary type="html"><![CDATA[API 5L is a standard for seamless and welded steel pipes for transportation issued by the American Petroleum Institute (API)]]></summary>
<updated>2025-07-29T09:46:22+00:00</updated>
</entry>
<entry>
<title>ASTM A53 Grade A vs Grade B pipes</title>
<link href="https://news.prfree.org/@xpress/astm-a53-grade-a-vs-grade-b-pipes-yiw0yarcbluu"></link>
<id>urn:uuid:217868d5-188b-48c7-d9aa-b690010e6be1</id>
<summary type="html"><![CDATA[ASTM A53 is a carbon steel standard for mechanical, pressure and structural applications, applicable to steam, water, gas and air conveying systems]]></summary>
<updated>2025-07-29T03:51:02+00:00</updated>
</entry>
<entry>
<title>Large diameter seamless steel pipe</title>
<link href="https://news.prfree.org/@xpress/large-diameter-seamless-steel-pipe-bi6h3bsjvn7f"></link>
<id>urn:uuid:0160488c-ed9e-4962-740f-34d22a68580f</id>
<summary type="html"><![CDATA[Large diameter seamless steel pipes generally refer to large-sized steel pipes with an outer diameter of 300 millimeters or more.]]></summary>
<updated>2025-07-21T02:27:24+00:00</updated>
</entry>
<entry>
<title>Standards of seamless steel pipes</title>
<link href="https://news.prfree.org/@xpress/standards-of-seamless-steel-pipes-ktmq2ookym7f"></link>
<id>urn:uuid:e756e991-2936-75f8-4b59-57d83fb0afc4</id>
<summary type="html"><![CDATA[Stainless steel pipes are widely used in fields such as chemical engineering, petroleum and natural gas, food processing, pharmaceuticals]]></summary>
<updated>2025-07-21T02:23:27+00:00</updated>
</entry>
<entry>
<title>ASTM standards for carbon steel pipes</title>
<link href="https://news.prfree.org/@xpress/astm-standards-for-carbon-steel-pipes-qcz4ypi6jcfi"></link>
<id>urn:uuid:a48cfa6c-60d3-6d88-c982-3ca250084016</id>
<summary type="html"><![CDATA[With the increasingly strict requirements for pipeline performance and safety in the industrial field]]></summary>
<updated>2025-07-21T02:20:09+00:00</updated>
</entry>
<entry>
<title>Production process of A53 steel pipe</title>
<link href="https://news.prfree.org/@xpress/production-process-of-a53-steel-pipe-n6z795t59h3o"></link>
<id>urn:uuid:75272675-2dab-8f1a-4a9b-1a460edb2f59</id>
<summary type="html"><![CDATA[A53 steel pipe is a kind of carbon steel pipe widely used for transporting water, gas, steam and structural purposes.]]></summary>
<updated>2025-07-20T11:20:37+00:00</updated>
</entry>
<entry>
<title>How to choose steel pipe sizes</title>
<link href="https://news.prfree.org/@xpress/how-to-choose-steel-pipe-sizes-7qt6w0op7vmh"></link>
<id>urn:uuid:74b3751d-6c27-1242-b2ce-60a3b61400b1</id>
<summary type="html"><![CDATA[When using and installing steel pipes, choosing the appropriate size of the steel pipes is of vital importance. The correct pipe diameter can ensure the flow rate and velocity of the system under the specified working conditions]]></summary>
<updated>2025-07-20T11:18:24+00:00</updated>
</entry>
<entry>
<title>Schedule 40 steel pipe</title>
<link href="https://news.prfree.org/@xpress/schedule-40-steel-pipe-17gaijiso1j6"></link>
<id>urn:uuid:46e8257c-cf52-5b76-6d6c-63587dd5d82d</id>
<summary type="html"><![CDATA[Among various pipe specifications, Schedule 40 steel pipe has become the preferred pipe material in municipal water supply and drainage, HVAC, petrochemical and structural support fields due to its moderate wall thickness]]></summary>
<updated>2025-07-20T11:15:54+00:00</updated>
</entry>
<entry>
<title>Galvanized steel pipe vs Stainless steel pipe</title>
<link href="https://news.prfree.org/@xpress/galvanized-steel-pipe-vs-stainless-steel-pipe-l3srlyalrx9f"></link>
<id>urn:uuid:3573cc76-3105-d19d-93c0-f860bcad0e68</id>
<summary type="html"><![CDATA[In modern industrial and civil buildings, steel pipes remain one of the most important and widely used conveying and supporting materials.]]></summary>
<updated>2025-07-07T03:30:49+00:00</updated>
</entry>
<entry>
<title>ERW carbon steel pipe standards</title>
<link href="https://news.prfree.org/@xpress/erw-carbon-steel-pipe-standards-9sgqd87yxgcz"></link>
<id>urn:uuid:afbeeb5f-2e90-ab3a-ce2f-604fb16d7424</id>
<summary type="html"><![CDATA[ERW carbon steel pipe is the abbreviation of resistance welded carbon steel pipe. It features efficient welding, uniform wall thickness and excellent mechanical properties.]]></summary>
<updated>2025-07-07T03:28:23+00:00</updated>
</entry>
<entry>
<title>API 5L ERW carbon steel pipe</title>
<link href="https://news.prfree.org/@xpress/api-5l-erw-carbon-steel-pipe-7s4uzv6av937"></link>
<id>urn:uuid:5c2fe9cb-25f7-ea92-39ce-50b689a74f8d</id>
<summary type="html"><![CDATA[API is a standard formulated by the American Petroleum Institute for pipeline systems transporting fluids such as oil, natural gas, and water, covering seamless pipes and welded pipes (including ERW, LSAW, SSAW, etc.).]]></summary>
<updated>2025-07-07T01:54:46+00:00</updated>
</entry>
<entry>
<title>Concrete lined steel pipe VS Cement lined steel pipe</title>
<link href="https://news.prfree.org/@xpress/concrete-lined-steel-pipe-vs-cement-lined-steel-pipe-98zyw3nzesfa"></link>
<id>urn:uuid:4b8057b0-52fd-283c-11ab-3fa1a4483e9c</id>
<summary type="html"><![CDATA[In the application of steel pipes, anti-corrosion and structural stability have always been two key considerations.]]></summary>
<updated>2025-07-02T02:46:51+00:00</updated>
</entry>
<entry>
<title>LSAW pipes vs SSAW pipes</title>
<link href="https://news.prfree.org/@xpress/lsaw-pipes-vs-ssaw-pipes-buth8o5vjw7y"></link>
<id>urn:uuid:3b64c9bc-b516-ae16-d1a6-dd4d97b6780c</id>
<summary type="html"><![CDATA[LSAW and SSAW are two common manufacturing processes for welded steel pipes.]]></summary>
<updated>2025-07-02T02:44:30+00:00</updated>
</entry>
<entry>
<title>LSAW steel pipes in oil and gas applications</title>
<link href="https://news.prfree.org/@xpress/lsaw-steel-pipes-in-oil-and-gas-applications-8la1cu2bvx44"></link>
<id>urn:uuid:0b49fa3d-ada0-8d0d-863b-d4d846a3db4d</id>
<summary type="html"><![CDATA[LSAW (Longitudinal Submerged Arc Welded) steel pipes are manufactured by longitudinal Submerged arc welding.]]></summary>
<updated>2025-07-02T02:42:09+00:00</updated>
</entry>
<entry>
<title>How to cut stainless steel pipes?</title>
<link href="https://news.prfree.org/@xpress/how-to-cut-stainless-steel-pipes-uhbc51fkfg36"></link>
<id>urn:uuid:ae3e125f-32b6-7d3b-fdfa-bb5225dd5184</id>
<summary type="html"><![CDATA[Stainless steel is a highly alloyed material. It is a general term for metal alloys containing 12% or more chromium (Cr) and over 50% iron (Fe), featuring high hardness, corrosion resistance and other advantages.]]></summary>
<updated>2025-06-16T01:36:17+00:00</updated>
</entry>
<entry>
<title>Stainless steel threaded pipe fittings</title>
<link href="https://news.prfree.org/@xpress/stainless-steel-threaded-pipe-fittings-ixnck3v377po"></link>
<id>urn:uuid:c8471f27-2293-4a9e-9f80-2cb1ff380d28</id>
<summary type="html"><![CDATA[Stainless steel threaded pipe fittings are a type of metal connecting parts used to connect different pipe sections in pipelines or pipe systems.]]></summary>
<updated>2025-06-16T01:34:10+00:00</updated>
</entry>
<entry>
<title>ERW carbon steel pipe</title>
<link href="https://news.prfree.org/@xpress/erw-carbon-steel-pipe-hhdicivrq4eh"></link>
<id>urn:uuid:0e74347e-e1eb-a30b-a298-c3b505742cd2</id>
<summary type="html"><![CDATA[ERW (Electric Resistance Welded) carbon steel pipe is a kind of steel pipe that heats the edge of the steel strip by high-frequency current and is welded and formed under pressure.]]></summary>
<updated>2025-06-16T01:32:27+00:00</updated>
</entry>
<entry>
<title>Carbon steel buttweld pipe fittings</title>
<link href="https://news.prfree.org/@xpress/carbon-steel-buttweld-pipe-fittings-5rk5oemts8z3"></link>
<id>urn:uuid:8aa8edb8-e3a3-4457-974d-c0ea166621a1</id>
<summary type="html"><![CDATA[Carbon steel buttweld pipe fittings are pipe fittings that are connected by welding after beveling the ends of both the pipe and the pipe fittings.]]></summary>
<updated>2025-06-08T13:00:39+00:00</updated>
</entry>
</feed>