Features: 
? valve cover screw connection 
? Integral seal down 
? to remove seat 
? low-leakage test requirements to meet the stem packing 
? automatically adjust the preload gland packing 

Application criteria: 
? Design: API 602/ASME 16.34/BS 5352/BS 6364 
? test: 
- API 598 pressure test at room temperature 
- Low temperature test at SP 77/306 
? tag: MSS SP25 
? Long valve cover according to BS 6364 
Connector 
? SW Socket welding ends according to ASME B16.11 
? BW butt end by ASME B16.25 
? NPT threaded connectors according to ASME B1.20.1 
According to ANSI B16.5 flange end ? 
Pressure rating 
? CLASS 800 (SW and NPT connectors) 
? CLASS 150 (BW and Flanged end) 
? CLASS 300 (BW and Flanged end) 
? CLASS 600 (BW and Flanged end) 
? CLASS 1500 
? CLASS 2500 
Size range 
1 / 4 "to 2" 
Description: 2 "above specifications, please contact the Thai techniques taking a step forward 
Optional Materials 
? Carbon Steel: LF2 
? Stainless Steel: F304, F304L, F316, F316L