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(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

this type of safety valve is characterized by regulating of pressure in valve rising【敏感詞】blowing-out when actuated【敏感詞】is the smallest【敏感詞】lightest valve,【敏感詞】also can be used in non-corrosive gases (air, oxygen, nitrogen, etc.) steam【敏感詞】liquids, such as water【敏感詞】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 mmweighta1 mmweight12120.5213.3218.84113.02950pt 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感謝您訪問我們的網(wǎng)站【http:// 】如有任何疑問.您可以致電給我們,我們一定會(huì)盡心盡力為您提供優(yōu)質(zhì)的服務(wù)。