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Dbb Double Block and Bleed Ball Valve with Screwed Bonnet Needle Construction
DBB Double Block and Bleed Ball Valve with Screwed Bonnet Needle ConstructionFeatures: 1.ANSI B16.5 flanged inlet connec
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Basic Info.
| Model NO. | DBB |
| Work Pressure | Mid-Pressure (2.5mpa< Pn <6.4mpa) |
| Working Temperature | Normal Temperature (-40°C<T<120°C) |
| Material of Seal Surface | Soft Sealed |
| Valve Body | Sheet Metal |
| Application | Industrial Usage, Water Industrial Usage |
| Size | 1/2"-8" |
| Pressure | 6000psi |
| Transport Package | Standard |
| Specification | SS316 |
| Trademark | Nai-Lok |
| Origin | China |
| Production Capacity | 1000 |
Product Description
DBB Double Block and Bleed Ball Valve with Screwed Bonnet Needle ConstructionFeatures:
1.ANSI B16.5 flanged inlet connections 1/2" to 3" sizes
Class 150 rated to class 2500 rated.
2.1/2"-1" FNPT thread outlet to ANSI/ASME B1.20.1(Depending on bore size)
3.1/2"FNPT thread vent connection to ANSI/ASME B1.20.1
4.Standard materials of stainless steel ASTM A182 F316/F316L
5.Optional materials include super duplex,Monel,Hastelloy,Inconel
6.Raised face to ring type joint flange styles
7.One-piece forged construction flange as standard
8.Fire safe desined.
No | Item | Data |
1 | Body Material | 316 Stainless steel |
2 | Handle | Stainless steel |
3 | Panel Nut | 316 Stainless steel |
4 | Maximum Working Pressure | 6000psig(414 bar) |
5 | Working Temperature | PTFE: -20F to 450ºF (-28ºC to 232°C) |
6 | Stem | 316 Stainless steel |
7 | Packing | PTFE |
8 | Size | 1/2" |
End Connection | NAI-LOK tube fitting or NPT thread |
