Safety Valve
จำหน่าย Safety valve วาล์วนิรภัยสำหรับหม้อไอน้ำและระบบแรงดัน ป้องกันแรงดันเกิน มาตรฐานอุตสาหกรรม มีหลายขนาด พร้อมให้คำแนะนำและจัดส่งทั่วประเทศ
Showing all 23 results
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Control Valve Instrument
1 and 2 Safety Valves
Read moreBrass safety valves to ASME Section VIII, ‘UV’, that are National Board certified for air, gas, or steam services -
Control Valve Instrument
140 Safety Relief Valves
Read moreStainless Steel Liquid Safety Relief Valves -
Control Valve Instrument
189/363/389 Safety Relief Valves
Read moreHeavy duty ASME Section VIII and Section XII, air/gas cryogenic, ‘UV’, National Board certified safety valves -
Control Valve Instrument
19/20 Safety Liquid Relief Valves
Read moreExtra-heavy rugged construction non-code bronze liquid relief valves with a variety of model options to meet specific applications -
Control Valve Instrument
215V/337 Safety Relief Valves
Read moreCast iron non-code vacuum relief and ASME Section VIII air/gas, ‘UV’, National Board certified safety valves, both PED certified for non-hazardous gas -
Control Valve Instrument
230/330/330S/333S Safety Relief Valves
Read moreRelief valves for air and gas services with models to ASME section VIII, gas ‘UV’, National Board certified, and PED certified for non-hazardous gas -
Control Valve Instrument
264/265/266/267 Safety Relief Valves
Read moreSafety and relief valves for non-code liquid relief that meet ASME Section VIII for air/gas and steam and are National Board certified -
Safety Valve
30 Safety Relief Valve
Read moreModel 30ASME Section VIII Air/Gas, 'UV', National Board Certified Safety valves -
Control Valve Instrument
300/600 Safety Relief Valves
Read moreModels 300, 600ASME Section I Steam and ASME Section VIII Air/Gas/SteamModel 300: Cast steel, exposed spring, full nozzle with SS trim. ANSI 300# inlet flange and 150# outlet flange.Model 600: Cast steel, exposed spring, full nozzle with SS trim. ANSI 600# inlet flange and 150# outlet flange.Pressure and Temperature LimitsModels 300: 15 to 410 psig @ 800 o F, 505 psig @ 750 o F, -20 o F minimum temperatureModels 600: 15 to 825 psig @ 800 o F, 1000 psig @750 o F, -20 o F minimum temperature -
Control Valve Instrument
338 Blower Relief Valve
Read moreA non-code blower relief valve for air service, providing modulated lift and reseat action -
Control Valve Instrument
537 Safety Relief Valves
Read moreModel 537ASME Section IV, Low Pressure Hot Water Boilers, 'HV', National Board Certified -
Control Valve Instrument
541/542/548 Safety Relief Valves
Read moreBrass or stainless steel safety valves with a choice of Buna-N (NBR), Viton® (FKM) or stainless steel seats that meet ASME section VIII, ‘UV’, for air/gas and are National Board -
Control Valve Instrument
6000 Safety Relief Valves
Read moreBronze safety valves to ASME section I and VIII, steam, ‘V’ and ‘UV’; section VIII, air/gas, ‘UV’ National Board certified, including models to ASME section IV, steam ‘HV’. PED certified for non-hazardous gas -
Control Valve Instrument
6252/6254 Safety Relief Valves
Read moreCast iron ASME section I steam and section VIII, air, steam and gas ‘UV’ National Board certified safety valves, including model 6254 to ASME section IV ‘HV’, PED certified for non-hazardous gas -
Control Valve Instrument
716 Safety Relief Valves
Read moreA safety relief valve that combines a top-guided, unobstructed seat bore with full lift capability to provide maximum discharge -
Control Valve Instrument
716H Safety Relief Valves
Read moreA high-pressure safety relief valve that combines a top-guided, unobstructed seat bore with full lift capability to provide maximum discharge -
Control Valve Instrument
71S, 171, 171P and 171S Safety Relief Valves
Read moreExtra heavy, rugged construction non-code liquid relief valves with a variety of model options to meet specific applications -
Control Valve Instrument
756 Safety Relief Valves
Read moreThe 756 safety valve combines a top piston-guided valve and an unobstructed seat bore with a full lift capability, giving maximum discharge capacity -
Control Valve Instrument
900 Safety Relief Valves
Read moreBronze, steel and stainless steel safety relief valves for air, gas, steam, liquid and vacuum service that meet ASME Section VIII, ‘UV’; Section I, ‘V’, are National Board certified and PED certified for non-hazardous gas -
Control Valve Instrument
91/218/228 Safety Relief Valves
Read moreCast iron liquid relief valves with bronze trim, including models UL and FM approved for fire pump installations -
Control Valve Instrument
930 Safety Relief Valves
Read moreModel 930ASME Section IV 'Steam' Standard, 'HV', National Board






















