• Valve plate material: Ductile iron nylon coated, Ductile iron-zinc plated, AI bronze
• Construction ISO5752 AP1609 GB12221
• Design standard:GB12238
• Inspection standard:
1) Density 1.1xPN
2) Body bearing pressure:1.5xPN
• Suitable flanged:
ANSI CLASS 125/150
JIS 5/10k