JB / T 106-2004 "signs and paint valves"
The standards for the various types of valves common signs, marking pattern, labeling method and size, valve paint color. The standards apply to all types of GM valve.
Instead of the standard JB / T 106-1978, and JB / T 106-1978 than main content of the following changes:
1, the standard name change;
2, increased pressure valve Path and the code marking pattern, modified form of angle-style markings;
3, revised the casting signs marking size font and embossed logo embossed depth requirement;
4, revised the "valve material identification paint";
5, revised valve drive paint color requirements;
6, delete the "valve sealing surface material identification paint."
The standards in the October 20, 2004 approved release, April 1, 2005 beginning of the implementation of the standards by the National Technical Committee of Standardization centralized valve. |
