LXQFF3-320P three valve group
Design and manufacture:
GB/T 12224-1989
JB/T 8473-1996
Connection form: welded pipe joint
Structural features: conical seal
Test and test for valve: GB/T 13927-1992
Material Science:
Carbon steel: GB/T 12228-1989
Stainless steel: GB/T 1220-1989