标准编号:	HG 20553-1993
中文名称:	化工配管用无缝及焊接钢管尺寸选用系列
英文名称:	Seamless and Welded Pipe Dimension Selection Serials for Chemical Industry Piping
行业分类:	HG    化工行业标准
发布机构:	化工部
发布日期:	1994-1-22
实施日期:	1994-7-1
标准状态:	superseded
被新标准替代:	HG/T 20553-2011 化工配管用无缝及焊接钢管尺寸选用系列
被替代日期:	2011-6-1
翻译语言:	英文
文件格式:	PDF

1 Application Scope This standard is applicable to piping design of chemical industry including the dimension series of seamless and welded steel pipes. This standard doesn't include the steel pipes used for chemical industry equipments (not piping) such as interchanger tube bundle. This standard doesn't include series of GB 3091 "Galvanized Welded Steel Pipe for Pressure Service" and GB 3092 "Welded Steel Pipe for Low Pressure Service" as well as series of general design for high pressure pipe. 2 Relevant Standards GB 8163 "Seamless Steel Tubes for Liquid Service" GB 3087 "Seamless Steel Tubes for Low and Medium Pressure Boiler" GB 5310 "Seamless Steel Tubes and Pipes for High Pressure Boiler" GB 9948 "Seamless Steel Tubes for Petroleum Cracking" GB 2270 "Stainless Steel Seamless Tubes" 3 Steel Pipe Type and Usual Steel Grade Steel pipe type, usual steel grade, standard and service temperature scope are detailed in Table 3.

1 Application Scope 2 Relevant Standards 3 Steel Pipe Type and Usual Steel Grade 4 External Diameter and Wall Thickness of Steel Pipe Explanation on Compilation