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ERW and SAWL steel pipe Straight seam welded steel pipe, according to welding process can be divided into high frequency resistance welding (ERW Steel Pipe) and submerged arc welding (SAWL Steel Pipe), longitudinal submerged arc welded is short for SAWL, high-frequency straight seam resistance welding is short for ERW. High...

How to distinguish hot dip galvanized steel In the process of serving customers, we receive many questions from customers that: hot-dip galvanized steel, and galvanized steel products are different? In this article, we will analyze briefly so that you can distinguish these 2 types of goods, to avoid confusion when...

Do you know the weight calculation formula for steel, stainless steel (stainless steel)? If not, please refer to the following calculation: The formula for calculating the weight The symbols T: Thick; W: Wide; L: Long; A: Edge; A1: Edge 1; A2: Edge 2; I.D: Inside diameter; O.D: Outside diameter; Plate...

Why is it necessary to prevent gas explosion? In every family nowadays, most of them use gas for cooking, because of its low cost and convenience. However, when used improperly, old gas, fake gas … there is a high risk of fire. What should I do when a gas leak...

Where is Komax water meter made? We are a direct importer of Komax water meters made in Korea (Korea). Products with quality assurance, reasonable price, nice design, full calibration, certification of origin, quality certification. What are Komax water meters? We are importing about many models of water meters, including: Clean...

What kind of galvanized steel pipe are there? Hot dip galvanized seamless pipes are often used for hot steam systems, high-pressure compressed air, boilers, chemicals, etc. Cast steel pipes come in many types with different sizes, such as: Galvanized seamless steel pipe API 5L Galvanized seamless steel pipe ASTM A106 Gr...