1 评论次数: 0 文档热度: 文档分类: 汽车/机械/制造--机械、仪表工业 文档标签: BS6755 系统标签: 标准 BS 6755 Part 2_1987,英标标准,BS,6755 君,已阅读到文档的结尾了呢~~ 立即下载相似精选,再来一篇 PLNBINGL.. 分享于2011-08-11 14:16
阀门测试 - 第2部分:防火型式规范 - 测试要求 Testing of valves — Part 2 : Specification for fire type - testing requirements 预览BS 6755-2:1987(1998)前三页 标准号 BS 6755-2:1987(1998) 1998年 发布单位 英国标准学会 当前最新 BS 6755-2:1987(1998) ...
BS 6755-2-1987 阀门试验.第2部分:灭火阀试验要求规范 收藏 大小:0 KB 语言:中文版 格式: PDF版 类别:阀门标准 更新日期:2008-01-30 本站推荐: 升级会员 无限下载,节约时间成本! 关键词:阀门 部分 灭火资源简介 BS 6755-2-1987 阀门试验.第2部分:灭火阀试验要求规范 下载地址 点击进入下载地址列表...
标准、规范、准则_BS 6755-1 1986.pdf,BRITISH STANDARD BS 6755-1: I 1986 S B ) c ( , y p o C d e l l Testing of valves — o r t n o c n U, Part 1: Specification for production 7 0 pressure testing requirements 0 2 0 0 : 0 0 + T M G 5 1 : 8 0 : 9 0 5 1...
b) More details of the test methods are given in this Part of BS 6755. c) Maximum allowable leakage rates for the seat and back seat tests are designated differently to ISO 5208 and BS 5146-2 and therefore a table of equivalent leakage rates is given in appendix A. d) The minimum ...
BS 6755 “Testing of valves” Part 1 “Specification for production pressure testing requirements. NOTE Requirements for final inspection and supplementary inspection at all stages of manufacture, previously specified in BS 5416-1:1974 (now withdrawn) should be stated by the purchaser in his enquiry...
3 BS 6755 “Testing of valves” Part 1 “Specification for production pressure 3 : testing requirements. 3 3 : NOTE Requirements for final inspection and supplementary inspection at all stages of manufacture, 6 previously specified in BS 5416-1:1974 (now withdrawn) should be stated by the ...
4.Test & Inspection:DIN 3230, BS 6755 5.Suitable medium: water and neutral liquid 6.Working temperature: NBR≤80ºC, EPDM≤120ºC 7.Operator: handwheel, nut, extension stem, gear operator MATERIAL LIST No. PART MATERIAL 1 BODY GGG40/GGG50 2 WEDGE GGG40/GGG5...
Test Standard: BS6755 Working Temperature: NBR<=80°C EPDMR<=120°C Main Parts and Material: Unit: mm NO NAME MATERIAL 1 Body Ductile Iron 2 Bonnet Ductile Iron 3 Disk Steel + Nylon +NBR 4 Gasket NBR DN L(MM) Flange dimensions to DIN2501(MM) D D1 D2 ...
BS6755 Material: No. Part Name Material 1 Body Cast Iron / Ductile Iron 2 Body seat ring Brass 3 Wedge Ductile iron 4 Wedge Seat Ring Brass 5 Stem Nut Brass 6 Stem Stainless Steel 7 Bonnet Bolt Carbon Steel 8 Nut Carbon Steel 9 Washer Carbon Steel 1...