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美国标准

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ASME B31.4-2016 Pipeline Transportation Systems For Liquids And Slurries attachment i84918 2021-4-11 22:11 22405 456456456 2022-4-21 13:14
AATCC 183-2014(E2016) Transmittance or Blocking of Erythemally Weighted Ultraviolet Radiation Through Fabrics attachment 1791686006 2021-12-5 17:00 22028 rodegun 2022-4-16 22:55
AWS B5.9-2006 attachment 食屎拉你。？ 2021-4-10 20:15 22621 哇哇哇 2022-4-15 19:51
AWS QC1-2007 Standard for AWS certification of welding inspectors attachment 气泡大大 2021-4-10 04:26 2775 156617509 2022-4-15 11:47
AWS QC19-2002 attachment lisheng1997 2021-4-11 09:45 22325 收拾收拾 2022-4-15 01:39
SAE AMS 4640G-2005 attachment jimieguihun 2021-12-7 13:41 22794 卖梦商人 2022-4-14 09:44
ASTM E384-2017 材料努普硬度和维氏硬度试验方法 attachment 大声说 2021-4-11 18:00 21732 guangwen 2022-4-5 06:44
ASME B16.22-2013 锻铜和铜合金钎焊压力配件 attachment 990071722 2021-4-10 20:21 21337 妖刀 2022-3-24 15:42
MSS SP-55-2011 Quality Standard for Steel Castings for Valves,Flanges,Fittings,and Other Piping Components. Visual... attachment chiaho 2021-4-11 11:05 3961 1057783580 2022-3-19 08:41
ASTM E92-2017 金属材料维氏硬度和努氏硬度的标准试验方法 attachment hot. 2021-4-11 05:32 22437 774379718 2022-3-17 00:30
ASME B31.1-2007 动力管道 attachment 天龙哥 2021-4-14 11:35 21523 cnew 2022-3-15 08:54
ASTM A632-1998 普通无缝和焊接奥氏体不锈钢管(小直径)规格 attachment 99594245 2021-4-12 15:40 2667 stussyy 2022-3-14 12:12
ASTM D785-2003 塑料和电绝缘材料洛氏硬度试验方法 attachment max0514 2021-4-11 12:58 21514 886886 2022-3-13 02:05
ASTM D1822-2006 使塑料及电绝缘材料断裂所需的拉伸冲击能量的测试方法 attachment 532221749 2021-4-12 20:21 2437 livelive 2022-2-21 21:46
ASTM A959-2009 规定锻制不锈钢统一标准等级成份的指南 attachment 吕文齐 2021-4-13 14:48 21780 a53024311 2022-2-21 21:44
ASME B31.8S-2016 Managing System Integrity of Gas Pipelines (Supplement to ASME B31.8) attachment sqlhost 2021-4-13 00:08 21865 sdsadas 2022-2-9 11:13
AWS B5.1-2003 Specification for the qualification of welding inspectors incorporates errata;second printing decemb... attachment lvan 2021-4-13 12:04 22378 a1244x 2022-2-9 00:40
AWS B5.2-2001 Specification for the qualification of welding inspector specialists and welding inspector assistants attachment 澡堂 2021-4-12 10:40 22299 毒瓦斯大 2022-2-4 18:59
ASME B16.34-2017 Valves-Flanged, Threaded, And Welding End attachment qusijie123 2021-4-12 22:49 22273 走心呦 2022-2-4 13:48
AWS D17.1-2001 航空熔焊规范 attachment qq2917364959 2021-4-12 09:25 22485 qq2543482284 2022-2-1 15:32
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