China • Yuanda Valve Group Co., Ltd.
                                                                                                           
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Since 2002
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Carbon Steel Material Ball Valve Floating Type Gb Standard Size Dn80

Price Negotiable
Price: Negotiable
MOQ: 10 pcs
Delivery Time: 5-8 work days
Brand: Y
Product Description

Carbon Steel Material, GB Standard Size DN80 Floating Ball Valve

 
 

Usage:

 
This valve is suitable for opening and closing of water, steam and oil pipelines, Main body material is carbon steel WCB, applicable temperature ≤ 150 ℃, applicable medium: water, oil and steam.
 

Connection size 

 

Type DN L D D1 D2 b-f Z-Φd H
Q41F-16C 40 180 150 110 84 18-2 4-Ф18 133
50 200 165 125 99 20-2 4-Ф18 140
65 220 185 145 118 20-2 8-Ф18 155
80 241 200 160 132 20-2 8-Ф18 182
100 305 220 180 156 22-2 8-Ф18 208
125 356 250 210 184 22-2 8-Ф18 249
150 395 285 240 211 24-2 8-Ф22 277
200 457 340 295 266 24-2 12-Ф22 328

 

Main part material

 

Main part Material
Body WCB
Stem,Ball  2Cr13
Seal,packing PTFE

 
Possible faults and elimination methods
 
 

Possible faults Cause of failure Fault elimination method
Leakage of sealing surface

1. The middle flange bolts are loose.
2. The sealing surface is damaged.

1. Evenly tighten the middle flange bolts.
2. Trim the sealing surface or replace the parts.

Packing leakage

1. Insufficient packing.
2. Packing is not compacted.

1. Add filler.
2. Compact packing

Leakage at middle mouth

1. The Sino French pad is damaged or invalid.
2. The middle flange bolts are not tightened.

1. Replace the middle flange gasket.
2. Evenly tighten the middle flange bolts

 

Storage, installation and use instructions

 
1. The product shall be stored in a dry warehouse and shall not be stored in the open air.
2. For long-term storage, regular maintenance is required.
3. This product can be installed at any position of the pipeline or equipment, but it should be easy to open and close.
4. Pressure test shall be carried out before installation, and installation can only be carried out if it meets the requirements.
5. Clean the pipe and valve cavity before installation.
6. The product shall not be subjected to large external force after installation.
7. The position of the handle indicates that the valve is open or closed. The handle is opened when it is parallel to the pipeline axis, and closed when it is perpendicular to the pipeline axis.
8. The operating conditions shall be consistent with the requirements of the performance specifications.
 

 

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company China • Yuanda Valve Group Co., Ltd.
Location Jianshe South Street, Yuhua District, Shijiazhuang City, Hebei Province, China
Contact Person Ada Chen

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