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发表的文章

70969 ASTM A203/A203M-97(2007)e1 Standard Specification for Pressure Vessel Plates
技术  •  leunghb  •  2009-12-12 08:35
46909 ASTM A523-96(2005) Standard Specification for Plain End Seamless and
技术  •  leunghb  •  2010-01-10 13:55
53861 ASTM A531/A531M-91(2006) Standard Practice for Ultrasonic Examination of
技术  •  leunghb  •  2010-01-10 14:35
55232 ASTM A532/A532M-93a(2008) Standard Specification for Abrasion-Resistant
技术  •  leunghb  •  2010-01-10 14:45
62297 ASTM A540/A540M-06 Standard Specification for Alloy-Steel Bolting Materials
技术  •  leunghb  •  2010-01-10 15:32
57548 ASTM A541/A541M-05 Standard Specification for Quenched and Tempered Carbon
技术  •  leunghb  •  2010-01-10 15:37
25501 ASTM A550-06 Standard Specification for Ferrocolumbium
技术  •  leunghb  •  2010-01-10 15:52
60256 ASTM A686-92(2004) Standard Specification for Tool Steel, Carbon
技术  •  leunghb  •  2010-01-30 06:34
54288 ASTM A688/A688M-08 Standard Specification for Welded Austenitic Stainless
技术  •  leunghb  •  2010-01-30 06:50
56241 ASTM A689-97(2007)e1 Standard Specification for Carbon and Alloy Steel Bars
技术  •  leunghb  •  2010-01-30 06:58
65529 ASTM A690/A690M-07 Standard Specification for High-Strength Low-Alloy Nickel
技术  •  leunghb  •  2010-01-30 07:04
60293 ASTM A691/A691M-98(2007) Standard Specification for Carbon and Alloy Steel
技术  •  leunghb  •  2010-01-30 07:24
46140 ASTM A693-06 Standard Specification for Precipitation-Hardening Stainless and
技术  •  leunghb  •  2010-01-30 07:32
62706 ASTM A696-90a(2006) Standard Specification for Steel Bars, Carbon, Hot-Wrought
技术  •  leunghb  •  2010-01-30 07:43
64645 ASTM A698/A698M-07 Standard Test Method for Magnetic Shield Efficiency in
技术  •  leunghb  •  2010-01-30 07:52
40279 ASTM A701-05 Standard Specification for Ferromanganese-Silicon
技术  •  leunghb  •  2010-01-30 08:05
64570 ASTM A703/A703M-08 Standard Specification for Steel Castings, General
技术  •  leunghb  •  2010-01-30 08:26
43737 ASTM A704/A704M-06 Standard Specification for Welded Steel Plain Bar or Rod
技术  •  leunghb  •  2010-01-30 08:32
53245 ASTM A705/A705M-95(2009) Standard Specification for Age-Hardening Stainless
技术  •  leunghb  •  2010-01-30 08:37
44479 ASTM A706/A706M-09 Standard Specification for Low-Alloy Steel Deformed and
技术  •  leunghb  •  2010-01-30 08:42
50812 ASTM A707/A707M-02(2007) Standard Specification for Forged Carbon and Alloy
技术  •  leunghb  •  2010-01-30 08:47
43444 ASTM A709/A709M-09a Standard Specification for Structural Steel for Bridges
技术  •  leunghb  •  2010-01-30 09:02
48554 ASTM A710/A710M-02(2007) Standard Specification for Precipitation-Strengthened
技术  •  leunghb  •  2010-01-30 09:08
50941 ASTM A391/A391M-07 Standard Specification for Grade 80 Alloy Steel Chain
技术  •  leunghb  •  2009-12-30 14:36
64416 ASTM A228/A228M-07 Standard Specification for Steel Wire, Music Spring Quality
技术  •  leunghb  •  2009-12-12 14:42

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