- 301 BS 2779-1986 Specification for Pipe threads for tubes and fittings where pressure-tight joints are not made on the threads 2024-02-22 04:08:02
- 302 BS 2767-1991 Specification for manually operated copper alloy valves for radiators 2024-02-22 04:07:03
- 303 BS 2693-2-1964 双头螺栓规范.第2部分高级双头螺拴 2024-02-22 04:05:57
- 304 BS 2693-1-1956 双头螺栓.第1部分 通用双头螺拴 2024-02-22 04:05:09
- 305 BS 2633-1987 Specification for Class I arc welding of ferritic steel pipework for carrying fluids. This Standard is part of the British Standards Online 2024-02-22 04:04:14
- 306 BS 2600 Part 2-1973焊缝的无损检验 2024-02-22 04:03:23
- 307 BS 2600 Part 1-1983 焊缝无损检测-焊接接头射线检验 2024-02-22 04:02:30
- 308 BS 2594-1975 碳钢焊接卧式圆贮油罐规范 2024-02-22 04:01:37
- 309 BS 2494-1990 Elastomeric seals for joints in pipework and pipelines ICS 2024-02-22 04:00:46
- 310 BS 2486-1997 Recommendations for treatment of water for steam boilers and water heaters (AM— 9948) 2024-02-22 03:59:48
- 311 BS 2485-1987 中文版 T形槽、T形螺栓、T形螺母与榫舌规范.doc 2024-02-22 03:58:34
- 312 BS 2470-1973 六角凹头螺钉和套筒扳手规范.英制系列 2024-02-22 03:57:41
- 313 BS 2080 1989 Specification for face-to-face, centre-to-face, end-to-end and centre-to-end dimensions 2024-02-22 03:56:47
- 314 BS 2059-1953 直边花键与锯齿形花键规范 2024-02-22 03:55:54
- 315 BS 1981-1991 统一机用螺钉与机用螺母规范 2024-02-22 03:55:03
- 316 BS 1968-1953 Specification for floats for ballvalves (copper) 2024-02-22 03:54:06
- 317 BS 1873-1975 中文版 石油、石化及相关工业用法兰端和对焊端钢制截止阀与和截止止回阀 2024-02-22 03:53:06
- 318 BS 1873-1975 石油、石油化学及有关工业用钢球形阀、球形截止阀与单向阀(有法兰及对接焊端)规范 2024-02-22 03:52:04
- 319 BS 1868-1975(R1990) Steel check valves(flanged 2024-02-22 03:50:53
- 320 BS 1868-1975 中文版石油、石油化学及有关工业用钢单向阀(有法兰及对焊端)规范 2024-02-22 03:49:49
- 321 BS 1769-1951 粗制六角螺栓螺钉螺母,重型系列 2024-02-22 03:48:56
- 322 BS 1768-1963 统一精密六角螺栓、螺钉和螺母(UNC与UNF螺纹)规范 2024-02-22 03:47:55
- 323 BS 1740-1-1971 锻制不锈钢管和管件 2024-02-22 03:47:04
- 324 BS 1740-1-1971 Specification for wrought steel pipe fittings 2024-02-22 03:46:10
- 325 BS 1726-3-2002 用圆形线材和棒材制的圆柱形螺旋弹簧.规格、公差和测试指南 第3部分:扭力弹簧 2024-02-22 03:43:11
- 326 BS 1726-2-2002 用圆形线材和棒材制的圆柱形螺旋弹簧.规格、公差和测试指南 第2部分:拉伸弹簧 2024-02-21 04:02:25
- 327 BS 1726-1-2002 用圆形线材和棒材制的圆柱形螺旋弹簧.规格、公差和测试指南 第1部分:压缩弹簧 2024-02-21 04:01:25
- 328 BS 1723-4-1988 Brazing.Part 4 Methods for specifying brazing procedure&operator approval testing 2024-02-21 04:00:30
- 329 BS 1723-3-1988 Brazing -Part 3 Methods for non-destructive and destructive testing 2024-02-21 03:59:41
- 330 BS 1723-2-1986 钎焊.第2部分钎焊指南 2024-02-21 03:58:49
- 331 BS 1723-1-1986钎焊.第1部分钎焊规范 2024-02-21 03:57:44
- 332 BS 1640-4-1968 石油工业用钢对焊管管件规范.第4部分锻造和铸造奥氏体铬镍钢管件 米制单位 2024-02-21 03:56:50
- 333 BS 1640-3-1968 石油工业用钢质对接焊管配件规范.锻制碳钢与铁素体合金钢配件米制件 2024-02-21 03:55:55
- 334 BS 1610-1998 GRADE A-abbr nd sewers normally buried in the ground and normally operating under gravity 2024-02-21 03:55:02
- 335 BS 1580-3-2007 Unified screw threads – Part 3 Screw threads with diameters below in – Requirements 2024-02-21 03:54:06
- 336 BS 1580-3-1965统一螺纹规范.第3部分直径小于1-4英寸 2024-02-21 03:53:16
- 337 BS 1580-1-2007 Unified screw threads Part 1 Screw threads with diameters in and larger – Requirements 2024-02-21 03:52:15
- 338 BS 1580-1&2-1962 Specification for Unified screw threads — Parts 1 & 2 —iameters 14 in and larger 2024-02-21 03:51:18
- 339 BS 1574-1994 开口销 2024-02-21 03:50:26
- 340 BS 1560-3.3-1989 中文版 用于管道、阀门和管件的圆法兰(磅级) 铜合金和组合法兰技术条件 2024-02-21 03:49:37
- 341 BS 1560-3.3-1989 管道 阀门和管件用圆法兰(特定类别).钢、铸铁和铜合金法兰第3节铜合金和复合法兰规范 2024-02-21 03:48:46
- 342 BS 1560-3.2-1989 中文版 用于管道、阀门和管件的圆法兰(磅级) 铸铁法兰技术条件 2024-02-21 03:47:53
- 343 BS 1560-3.2-1989 管道 阀门和管件用圆法兰(特定类别).钢、铸铁和铜合金法兰 第2节铸铁法兰规范 2024-02-21 03:47:00
- 344 BS 1560-3.1-1989(1995) 中文版 用于管道、阀门和管件的圆法兰(磅级) 钢法兰技术条件 2024-02-21 03:46:06
- 345 BS 1560-3.1-1989 管道 阀门和管件用圆法兰(特定类别).钢、铸铁和铜合金法兰 第1节 钢法兰规范 2024-02-21 03:45:09
- 346 BS 1552-1995 一类、二类和三类燃气用手动截止阀规范 2024-02-21 03:44:18
- 347 BS 1490-1988 Specification for aluminium and aluminium alloy ingots and castings for general engineering purposes 2024-02-21 03:43:19
- 348 BS 1449-2-1983 钢的厚板、薄板和带材.第2部分不锈钢和耐热钢厚板、薄板和带材规范 2024-02-21 03:42:30
- 349 BS 1449-1 1991 钢板、薄板材和带材.第1部分锰碳钢板材、薄板材和带材.第1节通用规范 2024-02-21 03:41:38
- 350 BS 1429-1980 Specification for annealed round steel wire for general engineering springs.rar 2024-02-21 03:38:06
- 351 BS 1414-1975 石油、石化和类似工业用钢楔式闸阀(带法兰和对焊端)规范 2024-02-15 04:32:01
- 352 BS 1387-1985钢管和管件标准中文版 2024-02-15 04:30:26
- 353 BS 1387_1985钢管和管件标准英文原版 2024-02-15 04:31:48
- 354 BS 1363-4-1995 13A 插头、插座和适配器.第4部分13A 熔融连接组合开关设备和非开关设备规范 (13 A plugs, socket-outlets and adaptors - Specification for 13A fused connection units switched and unswitched) 2024-02-15 04:28:41
- 355 BS 1363-4 1995 中文版 13A 插头、插座和适配器.第4部分13A 熔融连接组合开关设备和非开关设备规范 2024-02-15 04:27:52
- 356 BS 1363-3-1995 13 A 插头、插座和适配器.适配器规范 (13 A plugs, socket-outlets and adaptors - Specification for adaptors) 2024-02-15 04:26:57
- 357 BS 1363-2-1995 13 A 插头、插座和适配器.13 A 有开关和没有开关插座规范 (13 A plugs, socket-outlets and adaptors - Specification for 13 A switched and unswitched socket-outlets) 2024-02-15 04:26:09
- 358 BS 1363-2 1995 中文版 13 A 插头、插座和适配器.13 A 有开关和没有开关插座规范 2024-02-15 04:25:22
- 359 BS 1363-1-1995 13 A 插头、插座和适配器.可重接和不可重接保险丝灯头规范 (13 A plugs, socket-outlets and adaptors - Specification for rewirable and non-rewirable 13 A fused plugs) 2024-02-15 04:24:36
- 360 BS 1363-1 1995 中文版 13 A 插头、插座和适配器.可重接和不可重接保险丝灯头规范 2024-02-15 04:23:38
- 361 BS 1245:1975 Specification for metal door frames (steel) 2024-02-15 04:22:49
- 362 BS 1212-3-1990 Float operated valves. part 3 Specification for diaphragm type float operated valves (plastics bodied) for coldwater services only 2024-02-15 04:22:00
- 363 BS 1212-2-1990 浮子阀.第2部分隔膜型浮子阀(铜合金阀体)(不含浮子) 2024-02-15 04:21:10
- 364 BS 1212-1-1990 Float operated valves. Specification for piston type float operated valves 2024-02-15 04:20:22
- 365 BS 1210-1963 木螺钉规范 2024-02-15 04:19:30
- 366 BS 1104-1957 通用梯形螺纹规范 2024-02-15 04:18:41
- 367 BS 1083-1965 精密六角螺拴、螺钉与螺母(B.S.W和B.S.F 螺纹)用规范 2024-02-15 04:17:48
- 368 BS 1042-1.4-1992 封闭管道内液体流量的测量.第1部分压差器件.第4节第1和2节所述器件的使用指南 2024-02-15 04:16:59
- 369 BS 1042-1.1-1981 Measurement of fluid flow in closed conduits Part1.Pressure differential devices Section 1.1 Specification 2024-02-15 04:16:03
- 370 BS 1010-2-1973 给排水设施用排放旋塞和截止(旋压式)阀规范.第2部分 2024-02-15 04:15:52
- 371 BS 978-1-1968 Fine pitch gears 2024-02-15 04:10:23
- 372 BS 970-3-1991表面精整的结构钢棒(光亮钢棒 2024-02-15 04:09:32
- 373 BS 970-2 1988 机械和类似工程用锻钢规范.第2部分热成形弹簧制造用钢的要求 2024-02-15 04:08:43
- 374 BS 970.1-1996 机械和工程用钢要求第1部分 碳钢、碳锰钢、合金钢和不锈钢的一般检验和试验程序及特殊要求 2024-02-15 04:07:52
- 375 BS 952-2-1980 Glass for glazing Part 2. Terminology for work on glass 2024-02-15 04:05:16
- 376 BS 952-1-1995 装配用玻璃.分类 2024-02-14 03:51:29
- 377 BS 919-4-2007 Screw gauge limits and tolerances – Part 4 Limits of size for gauges for screw threads of unified form diameters in and larger 2024-02-14 03:50:39
- 378 BS 919-3-2007 Screw gauge limits and tolerances – Part 3 Specification for gauges for screw threads of ISO metric form 2024-02-14 03:49:38
- 379 BS 919-3-1968 Specification for Screw gauge limits and tolerances 2024-02-14 03:48:42
- 380 BS 919-2-2007 Screw gauge limits and tolerances – Part 2 Specification for gauges for screw threads of Whitworth and B.A. forms 2024-02-14 03:47:53
- 381 BS 919-1-2007 Screw gauge limits and tolerances. Specification for gauges for screw threads of unified form 2024-02-14 03:46:48
- 382 BS 916-1953 Specification for black bolts, screws and nuts, hexagon 2024-02-14 03:45:31
- 383 BS 709-1983 Methods of destructive testing fusion welded joints and weld metal in steel 2024-02-14 03:44:39
- 384 BS 644-2009 Timber windows – Fully finished factory-assembled windows of various types – Specification 2024-02-14 03:43:46
- 385 BS 644-2003 Timber windows - Factory assembled windows of various types - Specification 2024-02-14 03:42:49
- 386 Bs 639-1986 Carbon & Carbon Magnanese Steel Electrodes For Manual Metal Arc Welding 2024-02-14 03:41:51
- 387 BS 638-4-1996 电焊机电缆 2024-02-14 03:41:03
- 388 BS 499-2C-1999 International Relationships, ISO 2553 Not Equivalent. descriptors, Welded joints, Welding, Joints, Symbols 2024-02-14 03:40:06
- 389 BS 499-2-1980 Welding terms and symbols part2 Specification for symbols for welding - Discuz! Board. 2024-02-14 03:39:08
- 390 BS 499-1-2009 Welding terms and symbols 2024-02-14 03:37:58
- 391 BS 499-1-1991 Welding terms and symbols 2024-02-14 03:36:43
- 392 BS 476-20(1987) 建筑构件耐火的测定方法(一般原理) 2024-02-14 03:35:52
- 393 BS 476-7-1997建筑材料和构件的燃烧试验 制品表面火势蔓延的试验和分级方法 2024-02-14 03:35:01
- 394 BS 436-4-1996 ISO 1328-1-1995 Cylindrical gears — ISO system of accuracy —Part 4 2024-02-14 03:34:07
- 395 BS 341.4-2004 移动式气瓶阀门 第4部分:压力泄放装置 2024-02-14 03:33:14
- 396 BS 325-1947 Specification for black cup and countersunk bolts and nuts. This Standard is part of the British Standards Online Service brought to you via 2024-02-14 03:32:15
- 397 BS 308-3-1990 Engineering drawing practice. Recommendations for geometrical tolerancing 2024-02-14 03:31:18
- 398 BS 308-2-1985 Engineering drawing practice. Recommendations for dimensioning and tolerancing of size 2024-02-14 03:30:23
- 399 BS 308-1-1984 Maritime Structures - General Criteria - Incorporates amendments 2024-02-14 03:29:26
- 400 BS 308-1.19-1996 Technical product documentation. Springs. Vocabulary 2024-02-14 03:28:48