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| Size : Full bore & Regular bore DN15 (1/2”) ~ DN 1,400 (56”) |
| Pressure Rating : ANSI Class 150 ~ 300, PN 16 ~ 50 |
| Working Temperature : -29℃(-20℉) ~ +200℃(392℉) |
| Service : Gas(LNG/LPG), Oil, DH Hot Water, Steam, Petrochemical etc. |
| Operator : Lever, Gear (Vertical/Horizontal), Pneumatic, Electrical actuator |
| Benefits |
| ● International Certifications and Standards |
| ● Designed for use with district heating network, heat transfer piping, oil pipelines and gas industry application |
| ● Same lifetime as the pipeline system |
| ● Maintenance-free, no adjustment or lubrication with low running cost |
| ● Bi-directional valve |
| Main Characteristics |
| ● One-piece welded body & end-piece connection pipe |
| * Note : Available end connection dimension to ASTM, EN, KS/JIS, Gost Standard etc. |
| ● Mirror polished stainless steel ball tested spherical roundness. |
| ● Bubble tight excellent sealing with carbon-reinforced PTFE (Teflon) seats. |
| ● Pre-loaded seat springs ensure leak-tight at low pressure and reduce valve operational torque. |
| ● Anti blow-out stem according to international standards. |
| ● Double O-rings ensure the stem sealing and can be replaced. |
| ● Stem dry bearing, metal with PTFE coating having self-lubricating capabilities need no additional lubricant. |
| Material |
| ● Body : Carbon Steel ST37, A106-B, STPG 370, A105, ASTM A516-60, A216-WCB or equivalent. |
| Stainless Steel 304 or 316 (*option upon request) |
| ● Ball : Stainless Steel 304 or 316 grade |
| ● Seat : PTFE, carbon-reinforced PTFE, Nylon, Peek etc. |
big ball valve
