Position:China reducer Network>Policies and regulations> Standard of valve of bulletin of revocatory occupation standard changes the sta
Standard of valve of bulletin of revocatory occupation standard changes the sta
From;  Author:Stand originally
The country develops and reform committee on January 23, 2008 with 2008 the 9th announcement, abolished 253 occupation standard. Announce the revocatory standard of valve industry as follows now:

JB/T 1736-1991 of sealing ring of valve of a powerful person of valve of heart of JB/T 1735-1991 of name of standard number level comes back the check valve that open type JB/T 1737-1991 of sealing ring of valve of a powerful person comes back JB/T 1742-1991 of pressing plate of sealing ring of valve of a powerful person adjusts the check valve that open type filling of mat JB/T 1747-1991 presses annulus