API/BS/DIN Non Rise Stem Underground Gg25 EPDM Seal Gg25 Ggg40 DIN3352 F4 Flanged Cast Iron Industrial Gate Valve for Corrosive Media

Product Description

Product Description
The QT450 WAHT Z45X Non-Rising Stem Soft Sealing Flanged Gate Valve is designed to offer high performance, reliable sealing, and durability in a wide range of industrial applications. Built with QT450 material, the valve provides exceptional strength and resistance to wear, making it ideal for demanding environments such as oil & gas, petrochemical, water treatment, and power generation industries.
The valve features a non-rising stem design, which eliminates the need for additional space above the valve, making it suitable for installations in confined spaces. The soft sealing mechanism, with materials like PTFE or RPTFE, ensures a tight seal, minimizing leakage even under high-pressure and high-temperature conditions.
Available in sizes from DN50 to DN1200 and pressure ratings from PN10 to PN64, the Z45X valve is highly versatile and adaptable to various industrial needs. The valve can be manually operated or equipped with electric, pneumatic, or gear actuators for automatic operation.
Designed in accordance with international standards such as API 600 and ASME B16.34, the Z45X gate valve ensures long-lasting performance and reliability, making it an excellent choice for a variety of industries requiring safe and efficient flow control.

Parameter	Details
Model	Z45X
Material	QT450, Cast Steel (WCB, LCB, CF8, CF8M, CF3, CF3M, etc.)
Structure	Non-Rising Stem Soft Sealing Flanged Gate Valve
Size Range	DN50 - DN1200 (2" - 48")
Pressure Rating	PN10 - PN64 (Class 150 - Class 600)
Connection Type	Flange (RF, RTJ)
Design Standard	API 600, ASME B16.34, GB/T 12235
Face-to-Face Standard	ASME B16.10, GB/T 12221
Flange Standard	ASME B16.5, DIN EN1092-1, JIS B2220
Testing Standard	API 598, ISO 5208
Temperature Range	-29°C to 425°C (-20°F to 797°F)
Operation Method	Manual, Gear Operated, Electric Actuator, Pneumatic Actuator
Seat Material	Soft Sealing (PTFE, RPTFE, etc.)
Application	Oil & Gas, Petrochemical, Water Treatment, Power Plants, etc.

Features Non-Rising Stem Design: The non-rising stem design eliminates the need for extra space above the valve, making it ideal for applications with space constraints. Soft Sealing Technology: The valve utilizes soft sealing materials such as PTFE or RPTFE to provide excellent sealing and minimize leakage. Durable QT450 Material: Manufactured from QT450 material, the valve provides exceptional strength, toughness, and wear resistance, ensuring long service life. Leak-Free Operation: Soft sealing design ensures a tight, leak-free seal even under high pressure and temperature conditions. Flanged Connection: Standard flanged connection allows for easy installation and reliable performance in pipeline systems. Corrosion Resistance: The materials used provide resistance to corrosion, ensuring reliable performance in harsh environments. Flexible Actuation: Available with manual, electric, pneumatic, or gear actuators for easy operation and control. Compliance with Global Standards: Manufactured according to international standards like API 600 and ASME B16.34 for superior quality and reliability.
DN Dimensions Table

DN (mm)	NPS (in)	L (Face-to-Face)	D (Flange Diameter)	d (Stem Diameter)	H (Height)	W (Width)	PN (Pressure Rating)
50	2"	200	180	20	290	250	PN16 / PN40
65	2-1/2"	220	200	22	310	270	PN16 / PN40
80	3"	240	220	25	330	290	PN16 / PN40
100	4"	260	250	30	350	320	PN16 / PN40
150	6"	300	285	35	400	370	PN16 / PN40
200	8"	340	340	40	450	420	PN16 / PN40
250	10"	380	405	45	500	470	PN16 / PN40
300	12"	420	460	50	550	530	PN16 / PN40

FAQ

Q: Can we visit your factory to inspect the products in person?

A: Of course, you are welcome to visit. Our products are built to withstand scrutiny, and we are very happy to have you here. We look forward to establishing a long-term trade partnership with you!

Q: Can you customize the products according to the specifications and appearance I require?

A: Yes, we can adjust our production lines to meet your required specifications and product appearance, including color.

Q: What if there is no Chinese translator when we visit the factory?

A: We will hire relevant translators based on your language needs to ensure smooth and efficient communication.

Q: What market share do your products occupy in China?

A: From 2021 to 2024, our company's annual turnover ranged from 50 million to 100 million RMB, capturing a large share of the Chinese market.

Q: What are your competitive advantages compared to other companies in the industry?

A: Brand reputation. Our company does not compete on price, but rather on quality. We invest substantial funds into production materials, advanced equipment, and skilled technicians, focusing on building a strong brand image and a positive company reputation, rather than engaging in price competition.

Company Profile Quality (Shandong) Industrial Automation Co., Ltd. is located in Zibo City, Shandong Province, China, an area rich in cultural heritage, with a strong industrial foundation and a high level of production concentration. We are a high-tech valve manufacturing enterprise integrating design and development, manufacturing and installation, sales and service, technical communication, and international trade.
Based on conventional valves, the company actively applies new technologies, materials, and processes to research and manufacture various high-end valves, as well as general high and medium-pressure gate valves, globe valves, check valves, ball valves, etc. All products are designed, manufactured, and processed according to standards such as GB, ANSI, API, JIS, DIN, and BS. Additionally, we are capable of researching, designing, and developing high-performance special valves and non-standard products based on customer needs.
Our products are widely used in industries such as petroleum, chemical engineering, metallurgy, and power generation, and are suitable for various complex working conditions such as high temperature, high pressure, sulfur resistance, corrosion resistance, and erosion resistance.
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