產(chǎn)品簡(jiǎn)介:德標(biāo)波紋管截止閥適用于公稱壓力PN1.6-4.0MPa,工作溫度-20℃-350℃的石油、化工、制藥、化肥、電力行業(yè)等各種工況的管路上，切斷或接通管路介質(zhì)。其主要結(jié)構(gòu)特點(diǎn)：1、產(chǎn)品結(jié)構(gòu)合理、密封可靠、性能優(yōu)良、造型美觀；2、密封面堆焊Co硬質(zhì)合金、耐磨、耐腐、抗磨擦性能好、使用壽命長(zhǎng)；3、閥桿調(diào)質(zhì)及表面氮化處理，有良好的抗腐和抗磨擦性能；4、雙重密封，性能更可靠；5、閥桿升降位置指示更直觀；6、零件材料，法蘭和對(duì)焊尺寸可根據(jù)實(shí)際工況或用戶要求合理選配，滿足各種工程需要。技術(shù)規(guī)范：結(jié)構(gòu)形式 constructionBB-BG-OS&Y驅(qū)動(dòng)方式 operation手動(dòng)hand-operated氣動(dòng) pneumatic設(shè)計(jì)標(biāo)準(zhǔn) design standardDIN3356結(jié)構(gòu)長(zhǎng)度 face to face dimensionDIN3202連接法蘭 flanged endsDIN2543-2545試驗(yàn)和檢驗(yàn) test&inspectionDIN3230產(chǎn)品性能規(guī)范：公稱壓力(MPa)nominal pressure殼體試驗(yàn)壓力(MPa)shell test密封試驗(yàn)壓力(MPa)sealing test適用溫度(℃)suitable temp適用介質(zhì)suitable madium1.62.41.76-20℃-350℃水、蒸汽、油品等water,steam,oil,etc.2.53.752.754.06.04.4主要零部件材質(zhì)：序號(hào)NO.名稱part name材質(zhì)material1閥體bodyWCB、F304、F3162閥瓣disc2CR13、F304、F3163軸銷hinge pinF304、F3164波紋管組件bellows combinationF304、F316L5閥蓋bonnetWCB、F304、F3166填料packing柔性石墨Flexible graphite、PTFE7壓套gland25#、F304、F3168定位片locator25#、F304、F3169閥桿螺母stem nut銅合金ZQA19-410手輪hand wheel碳鋼carbon steel11并帽cap25#12油杯oil cup黃銅brass13六角螺母hexagon nutASTMA193 2H、A193-8、A193-8M14雙頭螺栓boltASTMA193 B7、A193-B8、A193-B8M15墊片gasket柔性石墨+不銹鋼flexible graphite+stainless steel、PTFE16閥桿stem2Cr13、F304、F316WJ41H-16主要連接與外形尺寸壓力等級(jí)pressurePN16口徑size1520253240506580100125150200250300L130150160180200230290310350400480600730850H205205217230235240285310370430445560695740W120120140140160180180200250300300400520520重量(kg)Weight4.54.85.57.89.512.718.623.539.556.876.1115237.2399.5行程h77121314151923283542526475Kv4.27.4121930477712018828841072511451635WJ41H-25主要連接與外形尺寸壓力等級(jí)pressurePN25口徑size1520253240506580100125150200250300L130150160180200230290310350400480600730850H205205217230235240285310370430445560695740W120120140140160180180200250300300400520520重量(kg)Weight4.54.85.589.81319.224.343.757.981.6137288.1420行程h77121314151923283542526475Kv4.27.4121930477712018828841072511451635WJ41H-40主要連接與外形尺寸壓力等級(jí)pressurePN40口徑size1520253240506580100125150200250300L130150160180200230290310350400480600730850H205205217230235240285310370430445560695740W140140140160180180200250300350350450520520重量(kg)Weight4.54.85.58.310.513.620.525.646.161.285159308.5445行程h77121314151923283542526475Kv4.27.412193047771201882884107251145WJ41H德標(biāo)波紋管截止閥_圣核閥門制造（上海）有限公司
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