Ductile Cast Iron Fire Sprinkler Rising Stem
PRODUCT INTRODUCTION
For a valve of the non Rising Stem type, there is no upward stem movement if the valve is opened. The stem is threaded into the disk. As the handwheel on the stem is rotated, the disk travels up or down the stem on the threads while the stem remains vertically stationary.
PRODUCT DATA
Technical data
| PN(MPa) Nominal pressure |
1.6 |
| (MPa) Strength test |
2.4 |
| (MPa) Seal test |
1.76 |
| Working temperature |
≤80 |
| Suitable mediums |
Water, oil, gas and non corrosive media |
Meterial of main parts
| Part name |
Meterial |
| Valve body, bonnet |
Ductile iron |
| Valve stem |
Stianless steel |
| Stem nut |
Aluminum bronze |
| Seal ring |
NBR, EPDM |
| Hand wheel |
Malleable iron |
Company Profile
From 1989 to now, Kingmetal Steel focus on manufacturing and distributing pipeline products including piping, fitting, flange, valve and fastener in stainless, carbon, alloy and duplex steel.
Kingmetal has a factory to manufacture seamless stainless steel pipe from DN6 to DN600 and distribute seamless steel pipe and fitting from top brand manufacturers such as Baosteel, Hengsteel, Tiansteel and Pansteel etc.
All of products are strictly compliance with standard, 100% inspection passed including visual, dimension and PMI test before shipment.
Both our sales and logistic teams are over 10 years of experiences and training frequently.
After- sales service with high efficiency, if any products are short quantity/weight or damaged caused by manufacturing, design or transportation can be compensated.
Why choose us?
One-Stop Solution
We have thousands of total production experience, from raw materials to finished products.
Competitive Price
Large scale purchase, standardized production process and efficient management make our price competitive.
Quick Shipping
Years of export experience enable us to control the transportation time more accurately.
Quality Control
The standardized production process, comprehensive management system, professional testing equipment
Special material customization
We support the customization of various complex materials
OEM/ODM
We support any form of OEM/ODM customization requirements.
Audited Supplier 
Audited Supplier 
){kind=link}
){kind=link}