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Hex bolts

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product description

Our hexagon head bolts are classified into 4.8, 8.8 and 10.9 grades.Can be customized according to your needs

Specification: Metric M8-M100

National standard:
GB/T 6170-2000 Type 1 hexagon nut
GB/T 6171-2000 Type 1 fine pitch hexagon nut
GB/T 6172.1-2000 Hexagon Thin Nut
GB/T 6173-2000 Hexagon thin nuts with fine pitch
GB/T 6175-2000 Type 2 hexagon nut
GB/T 6176-2000 Fine pitch type 2 hexagon nuts
GB/T 9125-2010 1 Hexagon nuts for pipe flange connection
GB/T 41-2000 Class C Hexagon Nut
GB 52-1976 Hexagon Nut
GB 53-1976 Hexagon Thin Nut
GB 54-1976 Hexagon Thin Nut
GB 55-1976 Hexagon Thick Nut
GB/T 56-1988 Hexagon Thick Nut

Chemical industry:
Hexagon nuts for HG/T 20613-2009 steel pipe flanges
Hexagon nuts for HG/T 20614-2009 steel pipe flanges
Hexagon nuts for HG/T 20634-2009 steel pipe flanges
Hexagon nuts for HG/T 20635-2009 steel pipe flanges

Petrochemical: SH 3404-1996 Hexagon Nut

JB/T 2775-1992 Hexagon Nut
JB/ZQ 4330-1997 Hexagon Nut

Energy: NB/T 47027-2012 Hexagon Nut for Pressure Vessel Flange

American Standard:
ASME/ANSI B 18.2.2-2010 Hexagon Nut
ASME/ANSI B Metric Hexagon Nut
ASME/ANSI B Metric Hexagon Nut Type 2
ASME/ANSI B Metric Hexagon Thin Nuts
IFI 128-2000 Hexagon Long Nut

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