Manufacture and Purchase of Hi-grade(Welded)Stainless Steel Tubing——Production Experience of Plymouth Tube Company, US and Reading of Relevant US Standards

Introduced here in the assay is the production experience of US Plymouth Tube Company.Also analyzed and discussed are the systematic characteristics of relevant US standards concerning stainless steel welded tubing.Based on the analysis and discussion results, the comments as follows are made by the co-authors.The American ASTM/ASME standards for stainless steel tubing(goods) consist relevant product specifications and general mateial specifications.The ASTM technical standard(the body)in fact, justonly specifies the minimum requirements for design and inspection of the stainless steel tubing.And therefore, if just following this standard to place an order, it would not be ensured that you can purchased quality-assured good pipes.The ASTM/ASME standard for stainless steel tubing(goods)themselves are not only always being amended with new products and new information, but also making correction of errors or knowledge.Fully and systematically reading and understanding relevant US standards will be very helpful for production, sales and purchase of stainless steel(welded)tubular goods by domestic companies.