H41H/W铸钢升降式止回阀设计与制造标准：●设计与制造：ANSIB16.34API6DGB12236
●法兰尺寸：ANSIB16.5JB/T79GB9113
●结构长度：ANSIB16.10GB12221
●检验与试验：API598GB9131 公司主要代理了三大品牌：河南开封高压阀门有限公司；上海超工阀门有限公司；瑞典萨伯威尔自动化设备产品； 主要经营产品：阀门、法兰、弯头、管道、气动元件、水泵、电线电缆以及自动化产品；业务范围涉及钢铁冶金、石油化工、化纤纺织、水泥建材、电力、煤矿、轻工等多个行业 产品型号H41H品牌开阀连接形式法兰驱动方式手动压力环境常压外形中型工作温度常温密封形式硬密封型流动方向单向主体材料碳钢材质碳钢标准GB公称通径15-600（mm）适用范围用于国防、科研、航天、电子、机械、冶金、石油，化工，能源、环保、生物医药、制冷、食品等各种领域。压力范围2.5-16.0（Mpa）适用介质水、蒸汽、油品阀门名称型号及规格压力等级材质序号名称型号压力等级材质规格名称型号压力等级材质规格 1止回阀H41H-16CPN16铸钢WCBDN15止回阀H44H-16CPN16铸钢WCBDN15 2H41H-25CPN25H44H-25CPN25 3H41H-40CPN40DN20H44H-40CPN40DN20 4H41H-64CPN64H44H-64CPN64 5H41H-100CPN100DN25H44H-100CPN100DN25 6   7止回阀H41H-64IPN64铬钼钢DN32止回阀H61Y-64PPN64不锈钢304DN32 8H41H-100IPN100H61Y-100PPN100 9H41H-160IPN160DN40H61Y-160PPN160DN40 10   11止回阀H61Y-64IPN64DN50止回阀H61Y-64RPN64不锈钢316DN50 12H61Y-100IPN100H61Y-100RPN100 13H61Y-160IPN160DN65H61Y-160RPN160DN65 14   15止回阀H41W-16PPN16不锈钢304DN80止回阀H44W-16PPN16不锈钢304DN80 16H4W-25PPN25H44W-25PPN25 17H41W-40PPN40DN100H44W-40PPN40DN100 18H41W-64PPN64H44W-64PPN64 19H41W-100PPN100DN125H44W-100PPN100DN125 20H41W-160PPN160H44W-160PPN160 21止回阀H41W-16RPN16不锈钢316DN150止回阀H441W-16RPN16不锈钢316DN150 22H41W-25RPN25H44W-25RPN25 23H41W-40RPN40DN200H44W-40RPN40DN200 24H41W-64RPN64H44W-64RPN64 25H41W-100RPN100DN250H44W-100RPN100DN250 26H41W-160RPN160H44W-160RPN160 27止回阀H41W-16RLPN16不锈钢316LDN300止回阀H44W-16RLPN16不锈钢316LDN300 28H41W-25RLPN25H44W-25RLPN25 29H41W-40RLPN40DN350H44W-40RLPN40DN350 30H41W-64RLPN64H44W-64RLPN64 31H41W-100RLPN100DN400H44W-100RLPN100DN400 32H41W-160RLPN160H44W-160RLPN160 33 DN500 DN500 34止回阀H941H-25CPN25电动止回阀H944H-25CPN25电动 35止回阀H641H-25CPN25气动DN600止回阀H644H-25CPN25气动DN600