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ASME B18.21.2-1999 Standardization of Bolts，Nuts，Rivets，Screws，Washers...  

ASME B18.21.2-1999 Standardization of Bolts，Nuts，Rivets，Screws，Washers...

ASME B18.2.4.6M-1979 Metric heavy hex nuts  

ASME B18.2.4.6M-1979 Metric heavy hex nuts

ASME B18.2.4.6M-1979 Metric heavy hex nuts  

ASME B18.2.4.6M-1979 Metric heavy hex nuts

ASME B18.2.4.2M-1979 Metric hex nuts style 2  

ASME B18.2.4.2M-1979 Metric hex nuts style 2

ASME B18.2.4.1M-2002 Metric hex nuts style 1  

ASME B18.2.4.1M-2002 Metric hex nuts style 1

ASME B18.2.4.1M 2002 METRIC HEX NUTS STYLE1  

ASME B18.2.4.1M 2002 METRIC HEX NUTS STYLE1

ASME B18.2.3.9M 2001 METRIC HEAVY HEX FLANGE SCREWS  

ASME B18.2.3.9M 2001 METRIC HEAVY HEX FLANGE SCREWS

ASME B18.2.3.7M-1979 Metric heavy hex structural bolts  

ASME B18.2.3.7M-1979 Metric heavy hex structural bolts

ASME B18.2.3.5M-1979 Metric hex bolts  

ASME B18.2.3.5M-1979 Metric hex bolts

ASME B18.2.3.4M 2001 METRIC HEX FLANGE SCREWS  

ASME B18.2.3.4M 2001 METRIC HEX FLANGE SCREWS

ASME B18.2.3.3M-1979(R 2001) Metric Heavy Hex Screws-Errata - April 1981  

ASME B18.2.3.3M-1979(R 2001) Metric Heavy Hex Screws-Errata - April 1981

ASME B18.2.3.2M-2005 Metric Formed Hex Screws  

ASME B18.2.3.2M-2005 Metric Formed Hex Screws

ASME B18.2.3.10M-1996(R 2003) Square Head Bolts (Metric Series)  

ASME B18.2.3.10M-1996(R 2003) Square Head Bolts (Metric Series)

ASME B18.2.2-1987 方螺母和六角螺母(英制系列)  

ASME B18.2.2-1987 方螺母和六角螺母(英制系列)

ASME B18.2.2 方螺母和六角螺母  

ASME B18.2.2 方螺母和六角螺母

ASME B18.18.3M-1987 Inspection and quality assurance for special purpose fasteners  

ASME B18.18.3M-1987 Inspection and quality assurance for special purpose fasteners

ASME B18-8-5M-94 MACHINE DOWEL PINS  

ASME B18-8-5M-94 MACHINE DOWEL PINS

ASME B16.9-2003 工廠制造的鍛鋼對焊管件  

ASME B16.9-2003 工廠制造的鍛鋼對焊管件

ASME B16.9-2003 Factory-Made Wrought Buttwelding Fittings(工廠制鍛鋼對焊配件)  

ASME B16.9-2003 Factory-Made Wrought Buttwelding Fittings(工廠制鍛鋼對焊配件)

ASME B16.50-2001 鍛造銅及銅合金釬焊壓力配件  

ASME B16.50-2001 鍛造銅及銅合金釬焊壓力配件