**Product Name: Check Valve (DIN, ASTM)**
**Basic Information**
This check valve is designed for a wide range of applications including industrial, water treatment, household, and agricultural irrigation systems. It is manufactured according to DIN standards and is available in sizes ranging from DN20 to DN110. The valve features a swing-type design with a low-opening pressure, ensuring smooth and efficient flow control.
- **Material**: PVC
- **Connection Type**: Flange
- **Pressure Rating**: Low Open Pressure
- **Model Size**: DN20 - DN110
- **Structure**: Swing Type
- **Function**: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence, UPVC Plastic Swing Check Valve for Water
- **Brand**: Apache (OEM available)
- **Sealing Type**: Auto Sealed
- **Standard**: DIN
- **Origin**: China
- **Flow Direction**: Reversing
- **Valve Body**: Injection Molded
**Additional Information**
- **Trademark**: Apache
- **Packing**: Based on product size
- **Standard**: According to National Standard
- **HS Code**: 84819010
- **Production Capacity**: 40,000 pcs/month
- **Color**: Customized
- **Export Markets**: Global
**Size and Packing Details**
| Size (mm) | Packing (pc/carton) |
|-----------|---------------------|
| Φ20 | 196 |
| Φ25 | 108 |
| Φ32 | 70 |
| Φ40 | 40 |
| Φ50 | 32 |
| Φ63 | 24 |
| Φ75 | 12 |
| Φ90 | 9 |
| Φ110 | 4 |
**Frequently Asked Questions**
1. **What is your MOQ?**
Our minimum order quantity is usually 1 piece.
2. **What is the delivery time?**
Delivery typically takes around 30–45 days after order confirmation.
3. **Which shipping port do you use?**
We ship from Shanghai Port.
4. **What are your payment terms?**
We accept 30% T/T in advance, with the remaining 70% paid before shipment, or 100% L/C.
5. **How can I contact you?**
You can reach us through Trade Manager or by clicking "Contact Supplier" at the bottom of the page.
6. **Where is your company located?**
Our factory is located in Changzhou, Jiangsu Province, China. We welcome visitors.
7. **Can I get samples?**
Yes, we can send samples. Most samples are free within China, while international shipping costs will be covered by the customer.
8. **Why choose us?**
- High-quality products at competitive prices
- Extensive global market experience
- Fast response and excellent after-sales service
**Our Services**
- 24-hour response to all inquiries
- Professional manufacturer with OEM capabilities
- High quality, standard designs, and fast lead times
- Sample preparation within 2–3 days
- Strong partnerships with DHL, TNT, UPS, FEDEX, and China Shipping
- Flexible shipping options, including customer’s own forwarder
**Any questions?** Don’t hesitate to contact us! We are here to help.

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