Factory Price DN50-300 Ductile Iron Flange Type Rising Stem Gate Valve for Fire Protection

• Customization: Available
• Media: Water/Foam Solution
• Temperature: 4-70ºC
• Model NO.: ZSZF4-Q
• Type: Direct-acting
• Material: Cast Iron
• Connection Form: Flange
• Pressure: Ordinary Pressure
• Actuator: Manual
• Seal Surface: Wedge Gate Valve
• Thread Position of Valve Rod: Outside Gate Valve
• Usage: Regulation, Safety, Emptying, Flow Control
• Standard: GB
• Application: Industrial Usage, Water Industrial Usage, Household Usage, Fire Protection
• Customized Logo: Applicable
• Certificate: CCC
• Transport Package: Carton Box/Wooden Case/Pallet
• Specification: DN50-300
• Trademark: Longdu/OEM
• Origin: Cn
• HS Code: 8481809000
• Production Capacity: 500000PCS/Year

Product Description

Gate valve is designed to fully open or fully close the media(e.g. water/foam solution) running through the pipeline. It adopts the wedge gate structure of elastic seat sealing valve.   Rotary stem is used to drive the movement of the valve plate up and down through the nuts to achieve the opening/closing of the gate valve. It can be used as a regulating and closing device in the system lines of construction, petroleum, chemical, food, textile, power ship, metallurgy and other industries.

 

ZSZF4 & ZSZF8 series are the cheaper basic designs with rising stem.

Technical Parameters

Body Material	Ductile Iron, QT450
Bonnet Material	Ductile Iron ,OT450
Stem Material	2 Cr13 Stainless Steel
Seal Material	Ductile Iron , QT450, Coverd By NBR
Flange End	ANSI 150 LB / GB / BS Standard
Valve Type	OS&Y
Working Pressure	1.6 Mpa
Surface Finishing	Epoxy Red or Blue

Flange Type&Specs.
D=flange outer diameter; K=bolt hole diameter; L=bolt diameter; n=bolt hole number; C=flange thickness

Our Advantages

1. Manufacturer direct supply with reasonable price.

2. Strict quality check before export.

3. Customized OEM order is accepted.

4. Technical support available.

5. Wide product range of foam sprinkler system and water sprinkler system,can almost offer an one stop purchasing service for customers.

Related product1: groove type rising stem gate valve

Related product2: Flange type non-rising stem gate valve
Related product3: Flange type non-rising stem signal gate valve
Related product4: groove type non-rising stem signal gate valve

FAQ

1. Are you a manufacturer or a trading company?
- Manufacturer, 100%, located in Nan'an City, Quanzhou, Fujian Province, China.

2. Can we pay a visit to your factory?
- Sure, we warmly welcome all customers to inspect our factory.

3. What products do you manufacture?
- Wide product range of fire fighting foam system and fire sprinkler system, such as foam bladder tanks,  foam concentrates, fire hoses, sprinkler heads, hydrants, gate valves, alarm valves and so on. 

4. What is your sample policy?
- For small items, we offer FREE SAMPLES for sample evaluation purpose, but customers need to pay for the shipping; For large and heavy items, we charge for the samples, but the charge will be refunded to customer when the order quantity reaches certain amount. 

5. What is your payment method?
- T/T, L/C, Paypal, Western Union etc. 

6. What is your delivery time?
- We have READY STOCK of some products(such as sprinkler heads, hoses, hydrants etc.), which allows for quick delivery within a week,  for other items or OEM orders, the delivery time is normally within one month. The quicker the payment from you, the sooner the delivery time will be:)

7. Which is your loading port from China?
- Xiamen port by sea or by air, and this year we are going to launch a NEW PLANT in Shandong province, so some products may ship from Rizhao or Qingdao port.