First, Self sealing globe valve Overview:
Self sealing globe valve has three valve cover design. The first is a bolt-type bonnet, designed in this form of the valve, the valve body and the valve cover with bolts and nuts, wound gasket (316 clamp flexible graphite) sealed. Customers have special requirements can also be used when the metal ring connection. The second design form is a welded bonnet, according to this design form of the valve, the valve body and the valve cover with a threaded connection, full welding seal. Customers have special requirements can also be used through the welding connection. The third is self-sealing bonnet, designed in this form of the valve, the valve body and the valve cover with a threaded connection, the internal pressure from the closed ring seal.

 Second, Self sealing globe valve Features: 
 1, globe valve design and manufacture in line with API602 and ASME B16.34. Inspection and testing according to API 598, marked by MSS-SP-25. 
 2, full diameter or shrinkage   
 3, the stem bracket  
 4, self-centering pressure plate pressure   
 5, bolted, winding gasket sealed bonnet, nut connection, full welded seal and screw connection internal pressure Tightening valve cover   
 6, integral sealing seat   
 7, socket end in line with ASME B16.11   
 8, threaded connection (NPT) in line with ANSI / ASME B1.20.1   
9, the valve can be converted into throttling, Ball type and check type 

 Third, Self sealing globe valve Product Material:

Note: Other materials available to customers are also available. Seal surface material pairing customer specified internal code. CS = carbon steel; AS = alloy steel; SS = stainless steel

 Four, Self sealing globe valve connection size: