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| Product Name: |
Pneumatic Eccentric Hemisphere Valve
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| Supply Ability: |
1985 |
| Related proudcts |
valve, hemisphere valve, |
| Specifications |
DN 50- DN1200 mm |
| Price Term: |
FOB,CIF |
| Port of loading: |
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| Minimum Order |
1 set |
| Unit Price: |
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¡öMain Specifications
Nominal Pressure 0.6 1.0 1.6 2.0 2.5 4.0 5.0 6.4 10
Shell Test Pressure 0.9 1.5 2.4 3.0 3.8 6.0 7.5 9.6 15
High Pressure Sealing Test 0.66 1.1 1.76 2.2 2.75 4.4 5.5 7.04 11
Applicabe Medium & Temperate Type of QBQ641W water, vapor, pulp and other solutions. t¡Ü425℃
Type of QBQ640H Natural gas, coal gas, liquefied gas crude oil, heavy oil. t¡Ü425℃
Type of QBQ640M Conveying of solutions and ore slurry. t¡Ü425℃
Type of QBQ640
M1 Alumina powder, coal powder, coal ash, dusty gas, waste residues,etc. t¡Ü350℃
Note:The pressure of air sealing test is 0.6 *** in all cases.
¡öMaterials and Codes of Main Parts
Name of parts QBQ640W QBQ640H QBQ640M QBQ640M1
Valve body Carbon steel Carbon steel, WCB, Stainless steel Carbon steel Carbon steel, WCB
Stem 45# 45#2Cr13 45#40Cr 45#
Sealing set for valve core Nitriding steel Special hardness alloy steel Cr-Mn-Si Special hardness alloy steel Cr-Mo-V Special hardness alloy steel Cr-Mo-V
Sealing set for valve seat W Special hardness alloy steel Cr-Mn-Si Special hardness alloy steel Cr-Mo-V Special hardness alloy steel Cr-Mo-V
Note£º
1. The product flange sizes according to GB/T 9113. 1- 2000.
2. Refer to GB 12221-89 for face to face dimension.
3. Refer to GB-122237-89 for technical specification of manufacturing and acceptance.
4. JB/T 9092-1999 and GB/T13927-92 are followed for pressure test.
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| Company: |
Henan Quanshun Flow Control Science&Technology CO.,LTD.
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| Contact: |
Ms. Bella Zhou |
| Address: |
No.28 Huagong Road Zhengzhou Hi-Tech Zone |
| Postcode: |
450001 |
| Tel: |
8613393714070 |
| Fax: |
86 371 55693182 |
| E-mail: |
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