Lever-Operated Steel Wafer Check Butterfly Valve 2.5-inch from Mexico
Compact wafer-style steel butterfly valve with integrated check function and lever operation for preventing backflow in semiconductor crystal boule grinder coolant lines. Ensures unidirectional flow during precision grinding operations. Fits HTS 8481.80.3075 as hand-operated steel butterfly type.
Duty Rate — Mexico → United States
15.6%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Clarify check function doesn't constitute automatic operation for classification
• Specify minimum cracking pressure in technical specs for customs review
• Validate wafer pattern matches ANSI B16.34 dimensions