弹簧微启式外螺纹安全阀 KA21-16C-DN15,KA21-16P-DN15,KA21-16C-DN20,KA21-16P-DN20,KA21-16C-DN25,KA21-16P-DN25
1


H




KA21-16C
A21H-16C
A21H-40
A21W-16P
A21W-40P
KA21-16P


15


12


15


20


M271.5


G1/2

01/22 19:44