Discussion on the technical index of GB/T 8163-1999 seamless steel tubes for liguid service, make suggestions on organizing production of seamless steel tubes for liguid service.
With the comparison of three standards for carbon and low alloy steel pipes used in pressure vessel, the opinions of the author on the clauses in the document AQSIQ [2010] No. 86 were presented.
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本文对无缝钢管标识规定因国标与石化行业标准要求不一致,造成工程建设中的争议情况进行探讨。
The provision of the seamless steel tube mark is disaccord in the national standard and the petrochemical industry standard, this paper discusses the controversial question in the construction.