China Factory for Boiler Drain Ball Valve - Three-piece Hard Seal Ball Valve – BVMC
China Factory for Boiler Drain Ball Valve - Three-piece Hard Seal Ball Valve – BVMC Detail:
Performance Specification
| Pressure | Testing pressure at constant temperature (MPa) | Applicable temperature | Applicable medium | |||
| The shell testing | High-pressure seal | Low-pressure seal | ||||
| Nominal rating pressure(PN) | 1.6 | 2.4 | 1.76 | 0.6 | -29~121℃ or upon the user requirement |
Natural gas,liquefied gas,coal gas,oil,water, requirement |
| 2.5 | 3.75 | 2.75 | 0.6 | |||
| 4.0 | 6.0 | 4.4 | 0.6 | |||
| 6.4 | 9.6 | 7.04 | 0.6 | |||
| 10.0 | 15.0 | 11.0 | 0.6 | |||
| 16.0 | 24.0 | 17.6 | 0.6 | |||
| Pressure classes(Class) | 150 | 2.94 | 2.16 | 0.6 | ||
| 300 | 7.67 | 5.62 | 0.6 | |||
| 400 | 10.2 | 7.48 | 0.6 | |||
| 600 | 15.3 | 11.23 | 0.6 | |||
| 900 | 23.0 | 16.85 | 0.6 | |||
| 1500 | 39.0 | 28.6 | 0.6 | |||
Technical Specification
| Design reference | GB | API | ASME | |
| Design standard | GB/T12237 | API6D | ASME B16.34 | |
| Structural length | Flanged ends | GB/T12221 | API6D | ASME B16.10 |
| Welded connection | GB/T12221 | |||
| Flanged ends | GB/T9113JB/T79 | ASME B16.5 | ||
| Butt-welding ends | GB/T12224 | ASME B16.25 | ||
| Test &inspection | GB/T13927 JB/T9092 | API6D | API598 | |
Note:The sizes of valve connecting flange and butt-welding terminas can be designed according to customer’s requirement.
Major Parts Material Form (hard Seal)
| No. | Accessory name | Material | |
| GB | ASTM | ||
| 1 | Body | WCB | A216-WCB |
| 2 | Packing | Graphite | Graphite |
| 3 | Seat | 0Cr19Ni10Ti+STL | A182-F304+STL |
| 4 | Ball | 0Cr19Ni10Ni9Ti+N | A182-F304+N |
| 5 | Stud | 35CrMoA | A193-B7 |
| 6 | Nut | 45 | A194-2H |
| 7 | Spring yoke | 06C19Ni10 | A182-F304 |
| 8 | Spring | InconelX-750 | Inconel X-750 |
| 9 | Bonnet | WCB | A216-WCB |
| 10 | Gasket | Graphite+1Cr18Ni9Ti | Graphite+304 |
| 11 | Gasket | 06C19Ni10 | A182-F304 |
| 12 | Packing | Graphite+1Cr18Ni9Ti | Graphite+304 |
| 13 | Stem | 06C 19N110 | A182-F304 |
| 14 | Packing gland | WCB | A216-WCB |
| 15 | Locating piece | Q235A | A36 |
| 16 | Wrench | WCB | A216-WCB |
| 17 | Ring | 65Mn | AISI1566 |
| 18 | Screw nail | 35CrMoA | A193-B7 |
Note: Major parts of the valve series and materials of sealing surface differ according to actual working condition and customer’s special requirement.
Product detail pictures:
Related Product Guide:
We believe in: Innovation is our soul and spirit. Quality is our life. Shopper need is our God for China Factory for Boiler Drain Ball Valve - Three-piece Hard Seal Ball Valve – BVMC , The product will supply to all over the world, such as: azerbaijan, Serbia, panama, We insist on the principle of Credit being primary, Customers being the king and Quality being the best, we are looking forward to the mutual cooperation with all friends at home and abroad and we will create a bright future of business.
It is a very good, very rare business partners, looking forward to the next more perfect cooperation!
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