1ï¼?/span>Sizes: 2~42"

2) Body Bonnet Material: Carburizing steel, Cr.Ni.Ti steel, Cr.Ni.Mo.Ti steel,

Cr.Mo steel

3ï¼?/span>PN (MPa)Nominal pressure: 1.6 ,2.5, 4.0 and 6.4

4ï¼?/span>Suitable temperature: -196 ~ 80 degree C

5) Standard:Design & manufacture standard: API6D,API600,API603,ISO10434

Face to face dimensions: ANSI/ASME B16.10

Flange connection: ANSI/ASME B16.5 for NPS24,ASME B16.47A/MSS SP-44 for NPS>24.

Butt-welding end dimensions: ANSI/ASME B16.25

Socket-welding dimensions: ANSI/ASME B16.11

Inspection & test standard: API6D,API598.

5ï¼?/span>Suitable medium: Water,Steam,Oil,Nitric acid

6) Advantages: Compact structure,neasonable design,good rigidity,smooth channel, small

coefficient of flow resistance.

7) Operation: motor actuated,gear operated