OEM Ductile iron gate valve with brass sealing Manufacturers, Factory

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OEM Ductile iron gate valve with brass sealing Manufacturers, Factory

Typeï¼šMetal to metal seated

Seriesï¼šZ45T-16/25Q

Size: DN50-DN1000/2â€-40â€

Pressure rating: PN16/PN25/PN64/150LB/300LB/600LB

Design standard: BS/API/DIN

Service: OEM&ODM

The ductile iron brass sealed gate valve is an industrial grade gate valve: ductile iron body+copper alloy hard seal, balancing strength, wear resistance, temperature resistance, and long service life, especially suitable for critical pipelines such as municipal water, power, and chemical industries that require stability, durability, and minimal maintenance.

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Product Description

Product Specifications

Valve Type:	Metal seat gate valve	Structure:	Non-rising type
Standard:	EN/API/DIN/GOST	Workmanship:	Investment casting
Sealing direction:	Bidirectional	Sealing grade:	Zero leakage
Temperature:	-30°C < T < 425°C	Operation:	Handwheel

GGG40 Bronze seat hard seal flange gate valve 1

Characteristics

The copper sealed gate valve has a sturdy overall structure, minimal wear on the sealing pair, almost maintenance free daily operation, and stable long-term operation.

GGG40 Bronze seat hard seal flange gate valve 2

Key Advantages

1. Excellent Structural Strength

Adopting ductile iron valve body, it has strong pressure resistance, impact resistance, and water hammer resistance, stable and reliable operation, and can adapt to complex working conditions.

2. Outstanding Sealing Performance

Brass hard sealing surface is wear-resistant, erosion resistant, not easy to scratch, resistant to high temperature and aging, with tight two-way sealing and longer service life.

3. Easy to Use and Maintain

Small opening and closing torque, smooth operation without biting, low flow resistance, good flow effect, maintenance free overall, widely applicable in various scenarios.

Packing & Delivery

Standard export wooden case packaging ensures the safety of the valves during international transit.

Application Scenarios

This bronze-sealed ductile iron gate valve serves various applications including municipal water systems, HVAC, fire protection, power generation, chemical processing and water conservancy, delivering dependable open/close control for water, oil, steam and other working media.

Material Specifications

Valve body/cover	Gate board/seat	Stem	Stem nut	Padding	Handwheel
Ductile iron	Brass/Bronze	20Cr13	Aluminum bronze	Graphite asbestos packing	Malleable iron/Ductile iron

Dimensions & Technical Data

PN (MPa)	DN (mm)	L	D	D1	D2	b	f	N-Φd	H	H1	D0
1.6	50	250	160	125	100	16	3	4-Φ18	358	438	240
	80	280	195	160	135	20	3	8-Φ18	433	528	280
	100	300	215	180	155	20	3	8-Φ18	502	620	320
	150	350	280	240	210	24	3	8-Φ23	676	847	360
	200	400	335	295	265	26	3	12-Φ23	820	1039	400
Additional pressures and sizes available per standard data tables

Frequently Asked Questions

What media is this bronze-sealed gate valve suitable for?

The valve is designed to provide dependable open/close control for water, oil, steam, and other various working media.

What is the temperature range for stable operation?

The valve operates efficiently within a temperature range from -30°C to 425°C.

Does this valve require frequent maintenance?

No, thanks to its sturdy overall structure and brass hard sealing surface which is wear-resistant and erosion-resistant, it is almost maintenance-free for daily operations.

What sealing grade does this valve offer?

It offers a "Zero Leakage" sealing grade with bidirectional sealing performance.

In which industries is this valve most commonly used?

It is widely used in municipal water systems, HVAC, fire protection, power generation, chemical processing, and water conservancy.

What are the advantages of using ductile iron for the valve body?

Ductile iron provides superior pressure resistance, impact resistance, and water hammer resistance, ensuring reliable operation in complex environments.