台湾317阀门上海依博罗阀门华东地区总经销
台湾317青铜安 全阀sv-b29、s3w-lr
(sv-b29) bronze safety relief valve (old model: s3w-lr)
model: sv-b27 / svp-b27 without levermodel: sv-b29 / svp-b29 with lever sv-b27/sv-b29 optional pressure: 10.5~20 kgf/cm2when placing order, please indicate working pressure the disc can be replaced with ptfe for good effect of anti-leakage. (model: svp-b27, svp-b29)
working fluid :sv-b27/sv-b29/svp-b29non-corrosive gas, air, steam.svp-b27 (without lever)non-corrosive gas, liquid, air, steam, water, oil.working temp:-45℃～185℃working pressure:sv-b27 / sv-b29 :0.3 ~ 10 kgf/cm2 11 ~ 20 kgf/cm2svp-b27 / svp-b29 (ptfe)3 ~ 10 kgf/cm2thread end:bspt (bs21), npt (ansi b2.1)
material:no./ partsw/o leversv-b27 (s3w-a)svp-b27with leversv-b29 (s3w-lr)svp-b29 type :metal to metalptfe1valve seatforge brassforge brass2valve discforge brassforge brass3valve spindle(stem)forge brassforge brass3-1valve seal-ptfe4valve bodybronzebronze5spring shoebsbmbsbm6adjusting screwbsbmbsbm7stop nutbsbmbsbm8capforge brassforge brass9lever (type: b29)steelsteel10springswosc-vswosc-v11screw washerbsbmbsbm12hexagon nutbsbmbsbm13stop boltbsbmbsbm14pinbsbfbsbf
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this type of safety valve is characterized by regulating of pressure in valve rising【敏感词】blowing-out when actuated【敏感词】is the smallest【敏感词】lightest valve,【敏感词】also can be used in non-corrosive gases (air, oxygen, nitrogen, etc.) steam【敏感词】liquids, such as water【敏感词】oil. the sizes shown in the chart are subject to change without notice.
nominaldiametervalve seatdiameter dlift leffective area mm2l1el2ffitting screwclosed typelever type2.22dlπd l0.785d2inlet d1outlet d2a mmweighta1mmweight12120.5213.3218.84113.02950pt 1/2pf 1/21380.521610.5919190.7632.0545.36283.33658pt 3/4pf 3/41500.661720.7425251.0055.5078.53490.64070pt 1pf 11801.092021.1932321.2890.93128.67803.85082pt 1.1/4pf 1.1/42061.902221.9438381.52128.22181.451133.55493pt 1.1/2pf 1.1/22312.352462.3950502.00222.00314.151962.567102pt 2pf 22653.852824.11
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