**Product Name: Check Valve (DIN, ASTM)**
**Basic Information**
- **Model No.:** DN20 - DN110
- **Flow Direction:** Reversing
- **Standard:** DIN
- **Application:** Industrial Use, Water Treatment, Household, Farm Irrigation
- **Trademark:** Apache
- **Transport Package:** DN20 – 196 PCS/Box
- **Specification:** DN20 - DN110
- **Origin:** China
- **HS Code:** 84819010
**Material:** PVC
**Connection Form:** Flange
**Pressure:** Low Opening 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 is welcomed
**Sealing Form:** Auto Sealed
**Standard:** DIN
**Origin:** China
**Flow Direction:** Reversing
**Valve Body:** Injection Molded
**Additional Information**
- **Trademark:** Apache
- **Packing:** As per product size
- **Standard:** According to National Standard
- **Origin:** China
- **HS Code:** 84819010
- **Production Capacity:** 40,000 pcs / Month
- **Color:** Customized
- **Export Markets:** Global
**Size and Packing**
| Size (mm) | Packing (pcs/carton) |
|-----------|----------------------|
| Φ20 | 196 |
| Φ25 | 108 |
| Φ32 | 70 |
| Φ40 | 40 |
| Φ50 | 32 |
| Φ63 | 24 |
| Φ75 | 12 |
| Φ90 | 9 |
| Φ110 | 4 |
**FAQ**
1. **What is your MOQ?**
Our minimum order quantity is usually 1 unit.
2. **What is the delivery time?**
The average delivery time is around 30–45 days.
3. **What is the shipping port?**
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 sending an email via the "Contact Supplier" button.
6. **Where is your company located?**
Our company is based in Changzhou, Jiangsu Province, China. We welcome visits.
7. **Do you offer samples?**
Yes, we can send you samples. Most samples are free within China, but international shipping costs will be covered by the buyer.
8. **Why choose us?**
- High-quality products at competitive prices
- Experienced in global markets
- Excellent after-sales service with quick response times
**Our Services**
- 24-hour response to all inquiries
- Professional manufacturer with OEM options
- High-quality products with standard designs
- Fast lead times and sample preparation in 2–3 days
- Reliable shipping partners including DHL, TNT, UPS, FEDEX, and more
- Flexible shipping options, including your own forwarder
**Any questions? Don’t hesitate to contact us!**

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