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This post was last edited by snowdfr on 2009-5-30 17:57. What standard is ZH10-2006? I hope the experts here can give me some advice!
This post was last edited by *aoye613 on 2009-5-31 08:01; it should be an extension of the \"High-Pressure Fittings and Fasteners\" (H standard) by Zhejiang University of Technology’s Chemical Equipment Factory; Due to its early development, the General H standard covers only the shapes and dimensions of high-pressure fittings and fasteners with a nominal diameter of 150 or less. Nowadays, the use of high-pressure pipes with larger diameters is becoming increasingly common. Two well-known companies in China that manufacture high-pressure fittings are the Chemical Equipment Factory of Zhejiang University of Technology and Chengde High and Medium Pressure Valve Fittings Co., Ltd.; both of these companies have expanded this standard, using the prefixes ZH and CH respectively. The standard is based on the old H standard and can be used in conjunction with it.
Oh, I see. Thank you to the moderator for the guidance. I wonder if the moderator has any information on this; I really would like to have one. :loveliness:
It can be downloaded at the following address: http://bbs.hcbbs.com/thread-307644-1-2.html
Zhejiang University of Technology’s enterprises establish their own standards for high-pressure fittings, mainly those with a diameter of DN180 or more; these standards represent an extension of the H-67 standard.
Are there any other students here? I can’t post a new thread, so I have to reply. Does anyone know what standard ZH0001-83 refers to? Where can I get it? You can buy it too, thank you so much!