DN300 - 1200 Z45X German Standard Cast Iron Large-Diameter Gate Valve Flow Control Industrial Usage

• Customization: Available
• Media: Water
• Temperature: Ordinary Temperature
• Model NO.: DN300 - 1200
• Type: Straight-through
• Connection Form: Flange
• Pressure: High Pressure
• Actuator: Manual
• Seal Surface: Wedge Gate Valve
• Thread Position of Valve Rod: Inside Gate Valve
• Usage: Regulation, Safety, Emptying, Drain, Temperature Control, Flow Control
• Standard: DIN
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Transport Package: Wooden Case
• Specification: DN300 - 1200
• Trademark: YAOFA
• Origin: China
• HS Code: 8481804090
• Production Capacity: 50000piece /Year

Product Description

Specification

Specification Description

Standard System
Design: DIN EN 12266; Flange: DIN EN 1092-1; Material: DIN EN 1561/1563; Test: DIN EN 12266
Nominal Diameter (DN)
DN300-DN1200 (large-diameter series)
Nominal Pressure (PN)
PN10, PN16 (corresponding to 1.0MPa, 1.6MPa)
Valve Type
Wedge soft-seal gate valve, rising stem/non-rising stem optional (DIN standard prefers non-rising stem design)

Technical Specifications

Component	Material Grade	Execution Standard	Characteristics
Valve Body/Bonnet	Valve Body/Bonnet	DIN EN 1561	Compressive strength ≥250MPa, medium corrosion resistance
or Ductile cast iron GGG40 (DIN EN 1563)	DIN EN 1563	Tensile strength ≥400MPa, better toughness
Gate	Cast iron substrate + NBR/EPDM/FKM rubber	Rubber complies with DIN 2690	Sealing surface hardness Shore A 60-80
Stem	Stainless steel 1.4301 (304)	DIN EN 10088-1	Corrosion resistance, surface chrome-plated treatment
Sealing Ring	Sealing Ring	DIN 7715	-20℃-80℃, suitable for water and oil

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.

Company Profile

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.