• Valve Stem System 1
Valve Stem

Valve Stem

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Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
3 Pieces pc
Supply Capability:
3000 Pieces Per Week pc/month

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Packaging & Delivery of Valve stem

Packaging Detail: In wooden case
Delivery Detail: 15-30days

 

Specifications of Valve stem
1) Process; Hot forging
2) Material: Inconel 718, inconel 625, monel, hastelloy etc

 

Description of Valve stem:
Size : 1/2" to 36"

Certification: ISO 9001: 2008

Standard: ASTM, JIS, DIN, ANSI, BS


The Main Materials: CF8, CF8M, CF3M, 1.4301, 1.4408, 1.4404, 1.4581, 304, 304L, 316, 316L, 301, 201 .


Standards for the machining screw thread :PT, NPT, DIN2999, BS84, IS0228, JISB0203, JISB0207, JISB0211.

 

Q: The stem, cast rods, sea rods, rod from what is the difference?
From a certain point of view are the same, these types of bands for different fishing methods and design.Such as:Rock fishing rods, are in general from the shore, breakwater, so rock fishing rod is usually between 4.5-5.4 meters, and the light is soft, so for a long time by handThe stem can be used on a fishing line or in a water screen.
Q: How to set the valve stem diameter
Check the standard, there will be the corresponding pressure, diameter of the smallest diameter of the stem, such as gate valve is GB/T12234-2005, sorry ah, I do not have information on the ball valve, you go to check
Q: Why is the straight stroke valve stem finer?
To solve this problem, a good way is to turn the valve stem with a tour, or rotary type control valve, the valve stem stroke than the straight stem diameter of 2 ~ 3 times, and the long life of the graphite packing, valve stem stiffness, filling long life, but a small friction torque, small hysteresis.
Q: I have a client in Philippines told me that rival the valve plate and the valve stem is connected by bolts, and our products are connected with a taper pin, please tell me the advantages disadvantages of Comrade conical pin connection and bolt connection. Thank you all
But the taper pin needs to be loosened, or there will be a risk of natural shedding!
Q: How does the positioner output change when the feedback lever of the positioner and valve stem falls off?
The positioner and the control valve are connected with the feedback rod to fall off, and the positioner has no feedback and becomes a pneumatic amplifier with high magnification.
Q: Hydraulic excavator main control valve stem wear can be changed? Will the valve bore not be worn?
Hydraulic excavator is a kind of multifunctional machine, is widely used in water conservancy engineering, transportation, power engineering and mining machinery in the construction, it is to reduce the heavy manual labor, ensure the quality of the project, plays ten important role to accelerate the construction speed and improve labor productivity. Because hydraulic excavator has many varieties, multi-function, high quality and high efficiency and so on, it has been favored by the construction units. The production of hydraulic excavators is also booming.
Q: then stem is how to fit inside the valve body? The outside diameter of the valve stem is larger than the bore diameter
Pass through the runner hole of the valve body and go up
Q: Can the stem fish where there is grass?
Small hand shake, experience to hand, in order to three points, wandering everywhere, after playing soy sauce, immediately float away.
Q: What is the reason that the valve stem can not be rotated in the water supply pipe?
Shut off for too long too much death will not open in the first.Just move it will be all right
Q: Chlorine valve, valve stem, valve spool are selected what material is better?
In fact, ordinary carbon steel, but chlorine special valve sealing better, specific you can ask about the production of chlorine valve manufacturers, chlorine, many things are national standard parts, very good buy
During more than 20 years of development, we have been specialized in manufacturing all kinds of machinery parts. professinal in finish processing ,hardware parts producing , textile usage and manned elevator machine parts ,etc.equipped with complete set machining equipment :boring mill ,miller ,punch press ,press ,engine lathe ,CNC center and gauge lathe providing a integrated services.

1. Manufacturer Overview

Location Jiangsu,China (Mainland)
Year Established 2008
Annual Output Value
Main Markets North America
South America
Eastern Europe
Southeast Asia
Africa
Mid East
Eastern Asia
Northern Europe
Company Certifications ISO 9001:2000;ISO 9001:2008

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
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3. Manufacturer Capability

a) Trade Capacity
Nearest Port
Export Percentage 81% - 90%
No.of Employees in Trade Department
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b) Factory Information
Factory Size: 1,000-3,000 square meters
No. of Production Lines
Contract Manufacturing OEM Service Offered Design Service Offered Buyer Label Offered
Product Price Range

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