German Standard Dav-16 Cast Iron Double-Hole Air Release Valve DN100 DN150 DN20 Water Floating Ball Valve

• Customization: Available
• Media: Water
• Material: Cast Iron
• Model NO.: DAV-16
• Connection Form: Flange
• Driving Mode: Manual
• Nominal Pressure: PN1.0-32.0MPa
• Channel: Straight Through Type
• Structure: Floating Ball Valve
• Type: Floating Ball Valve
• Function: Blow-Down Valve, Relief Valve
• Temperature: Normal Temperature
• Standard: DIN
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Transport Package: Wooden Box
• Specification: DN50-DN200
• Trademark: YAOFA
• Origin: China
• HS Code: 8481804090
• Production Capacity: 50000piece /Year

Product Description

Company Profile

Specification

Applications:
Widely used in municipal water supply/drainage systems, building HVAC (heating, ventilation, air conditioning) networks, thermal energy pipelines, and industrial circulating water systems.
Functions to automatically exhaust air from pipelines, prevent air locks and water hammer effects, and compensate for negative pressure to protect pipeline safety.
Key Configurations:
Material: Cast iron (complying with DIN standards), ensuring durability and cost-effectiveness.
Dual-orifice Design: Features large and small orifices for hierarchical air release (rapid exhaust during system startup and  air release during normal operation).
Float-Operated Mechanism: Self-actuating via buoyancy, triggering valve opening/closing without external power.
DIN-standard Flange Connection: Compatible with European pipeline systems, ensuring easy installation and sealing.

After Sales Service

Standard Warranty: 12 months or 2,000 operating hours (whichever comes first).
Global Support: 24/7 technical assistance and spare parts supply.
Training: On-site or remote operation/maintenance training.

FAQ

Q: What’s the lead time for orders?
A: Standard models ship in 15–30 days; customized units require 30–45 days.

Q: Do you provide after-sales service overseas?
A: Yes, we have partnered service centers in key regions.

Q: Can I request a customized bucket size?
A: Absolutely! We offer tailored attachments.

Q: What documents do you provide for export?
A: Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).

Q: How do I place an order?
A: Contact us via email/phone for a quote, then confirm with a PO.