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Std ID |
Description (Standard Title) |
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GB/T 9121.2-2000
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Loose plate steel pipe flanges with weld-on collar with male and female face
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GB/T 9121.3-1988
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Loose plate steel pipe flanges with weld-on collar with raised face for PN 1. 6MPa (16 bar)
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GB/T 9121.3-2000
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Loose plate steel pipe flanges with weld-on collar with tongue and groove face
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GB/T 9121.4-1988
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Loose plate steel pipe flanges with weid-on collar with raised face for PN 2. 5MPa (25 bar)
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GB/T 9121.5-1988
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Loose plate steel pipe flanges with weld-on collar with male and female face for PN 1. 6MPa (16 bar)
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GB/T 9121.6-1988
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Loose plate steel pipe flanges with weld-on collar with male and female face for PN 2. 5MPa (25 bar)
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GB/T 9121-2010
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Loose plate steel pipe flanges with weld-on collar
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GB/T 912-1989
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Hot-rolled plain carbon and low alloy structural steel sheets and strips
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GB/T 9122.1-1988
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Loose plate steel pipe flanges with lapped pipe end for PN 0. 6MPa (6 bar)
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GB/T 9122.2-1988
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Loose plate steel pipe flanges with lapped pipe end for PN 1. 0MPa (10 bar)
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GB/T 9122-2000
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Loose plate steel pipe flanges with lapped end
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GB/T 9122-2010
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Loose plate steel pipe flanges with lapped pipe end and pressed collar pressed collar with long neck
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GB/T 9123.10-1988
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Steel pipe blank flanges with raised face for PN 2. 5MPa (25 bar)
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GB/T 9123.11-1988
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Steel pipe blank flanges with raised face for PN 4. 0MPa (40 bar)
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GB/T 9123.1-1988
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Steel pipe blank flanges with flat face PN 0. 25MPa (2. 5 bar)
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GB/T 9123.1-2000
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Steel pipe blank flanges with flat face or raised face
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GB/T 9123.12-1988
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Steel pipe blank flanges with raised face PN 2. 0MPa (20 bar)
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GB/T 9123.13-1988
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Steel pipe blank flanges with raised face for PN 5. 0MPa (50 bar)
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GB/T 9123.14-1988
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Steel pipe blank flanges with raised face for PN 10. 0MPa (100 bar)
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GB/T 9123.15-1988
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Steel pipe blank flanges raised face for PN 15. 0MPa (150 bar)
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GB/T 9123.16-1988
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Steel pipe blank flanges with raised face for PN 25. 0MPa (250 bar)
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GB/T 9123.17-1988
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Steel pipe blank fanges with male and female face for PN 1. 6MPa (16 bar)
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GB/T 9123.18-1988
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Steel pipe blank flanges with male and female face for PN 2. 5MPa (25 bar)
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GB/T 9123.19-1988
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Steel pipe blank flanges with male and female face for PN 4. 0MPa (40 bar)
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GB/T 9123.20-1988
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Steel pipe blank flanges with male and female face for PN 5. 0MPa (50 bar)
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GB/T 9123.21-1988
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Steel pipe blank flanges with male and female face for PN 10. 0MPa (100 bar)
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GB/T 9123.2-1988
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Steel pipe blank flanges with flat face for PN 0. 6MPa (6 bar)
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GB/T 9123.2-2000
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Steel pipe blank flanges with male and female face
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GB/T 9123.22-1988
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Steel pipe blank flanges with male and female face for PN 15. 0MPa (150 bar)
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GB/T 9123.23-1988
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Steel pipe blank flanges with male and female face for PN 25. 0MPa (250 bar)
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GB/T 9123.24-1988
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Steel pipe blank flanges with tongue and groove face for PN 1. 6MPa (16 bar)
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GB/T 9123.25-1988
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Steel pipe blank flanges with tonges and groove face for PN 2. 5MPa (25 bar)
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GB/T 9123.26-1988
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Steel pipe blank flanges with tongue and groove face for PN 4. 0MPa (40 bar)
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GB/T 9123.27-1988
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Steel pipe blank flanges with tongue and groove face for PN 5. 0MPa (50 bar)
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GB/T 9123.28-1988
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Steel pipe blank flanges with tongue and groove face for PN 10. 0MPa (100 bar)
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GB/T 9123.29-1988
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Steel pipe blank flanges with tongue and groove face for PN 15. 0MPa (150 bar)
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GB/T 9123.30-1988
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Steel pipe blank flanges with tongue and groove face for PN 25. 0MPa (250 bar)
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GB/T 9123.31-1988
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Steel pipe blank flanges with ring-joint face PN 2. MPa (20 bar)
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GB/T 9123.3-1988
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Steel pipe blank flanges with flat face for PN 1. 0MPa (10 bar)
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GB/T 9123.3-2000
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Steel pipe blank flanges with ring-joint face
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GB/T 9123.32-1988
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Steel pipe blank flanges with ring-joint face for PN 5. 0MPa (50 bar)
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GB/T 9123.33-1988
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Steel pipe blank flanges with ring-joint face for PN 10. 0MPa (100 bar)
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GB/T 9123.34-1988
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Steel pipe blank flanges with ring-joint face for PN 15. 0MPa (150 bar)
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GB/T 9123.35-1988
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Steel pipe blank flanges with ring-joint face for PN 25. 0MPa (250 bar)
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GB/T 9123.36-1988
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Steel pipe blank flanges with ring-joint face for PN 42. 0MPa (420 bar)
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GB/T 9123.4-1988
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Steel pipe blank flanges with flat face for PN 1. 6MPa (16 bar)
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GB/T 9123.4-2000
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Concrete Test Hammer
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GB/T 9123.5-1988
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Steel pipe blank flanges with flat face for PN 2. 0MPa (20 bar)
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GB/T 9123.6-1988
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Steel pipe blank flanges with raised face for PN 0. 25MPa (25 bar)
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GB/T 9123.7-1988
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Steel pipe blank flanges with raised face for PN 0. 6MPa (6 bar)
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GB/T 9123.8-1988
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Steel pipe blank flanges with raised face for PN 1. 0MPa (10 bar)
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GB/T 9123.9-1988
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Steel pipe blank flanges with raised face for PN 1. 6MPa (16 bar)
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GB/T 9123-2010
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Steel pipe blank flanges
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GB/T 9124-1988
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Butt-welding ends for steel pipe flanges
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GB/T 9124-2000
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Specification for steel pipe flanges
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GB/T 9124-2010
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Specification for steel pipe flanges
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GB/T 9125-1988
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Specification for steel pipe flanges
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GB/T 9125-2003
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Fasteners for pipe flange joints
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GB/T 9125-2010
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Fasteners for pipe flange joints
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GB/T 9126.1-1988
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Asbestes rubber gaskets for steel pipe flanges with full face
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GB/T 9126.2-1988
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Asbestes rubber gaskets for steel pipe flanges with raised face
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GB/T 9126.3-1988
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Asbestes rubber gaskets for steel pipe flanges with male and female face
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GB/T 9126.4-1988
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Asbestes rubber gaskets for steel pipe flanges with tongue and groove face
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GB/T 9126-2003
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Pipe flange with non-metallic flat gasket size
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GB/T 9126-2008
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Dimensions of non-metallic flat gaskets for pipe flanges
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GB/T 9127-1988
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Tussah silk fabrics
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GB/T 9127-2007
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Tussah silk fabrics
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GB/T 9128.1-1988
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Octagonal metallic ring gaskets for steel pipe flanges joints
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GB/T 9128.2-1988
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Oval metallic ring gaskets for steel pipe flange joint
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GB/T 9128-2003
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Dimensions of metallic ring-joint gaskets for use with steel pipe flanges
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GB/T 9129-1988
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Specification for asbestes rubber gasket for steel pipe flanges
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GB/T 9129-2003
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Specifications of Non-metallic flat gaskets for pipe flanges
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GB/T 9130-1988
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Specification for metallic ring gasket for steel pipe flanges joint
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GB/T 9130-2007
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Specification of metallic ring-joint gaskets for steel pipe flanges
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GB/T 9131-1988
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Pressure-temperature ratings for steel pipe flanges
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GB/T 9138-1988
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Concrete Test Hammer
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GB/T 9138-2015
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Rebound test hammer
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GB/T 9139.1-1988
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Hydraulic excavators--Classcifiation
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GB/T 9139.2-1996
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Hydraulic excavators--Technical specifications
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GB/T 9139-2008
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Hydraulic excavators -- Technical specifications
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GB/T 9140-1996
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Hydraulic excavators--Construction and performance
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GB/T 9141-1988
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Hydraulic excavators--Testing method of structure strength
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GB/T 9142-1988
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Concrete mixers--Specification
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GB/T 9142-2000
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Concrete mixers
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GB/T 9143-1988
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Quality standard of coal for fixed-bed gas producer at atmospheric pressure
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GB/T 9143-2001
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Specification of coals for atmospheric fixed-bed gas producer [including MODIFICATION 1]
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GB/T 9143-2008
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Specifications of coal for atmospheric fixed-bed gasifier
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GB/T 9144-1988
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General purpose screw threads--Selected sizes for commercial screws, bolts and nuts
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GB/T 9144-2003
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General purpose metric screw threads -- Preferable plan
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GB/T 9145-1988
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General purpose screw threads--Limits of sizes for commercial bolt and nut threads--Medium quality
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GB/T 9145-2003
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General purpose metric screw threads -- Limits of sizes for the screw threads of medium quality and preferable plan
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GB/T 9146-1988
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General purpose screw threads--Limits of sizes for commercial bolt and nut threads--Coarse quality
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GB/T 9146-2003
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General purpose metric screw threads -- Limits of sizes for the screw threads of coarse quality and preferable plan
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GB/T 9149-1988
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General specification for magnetic particle clutch
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GB/T 9149-2008
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General specification for magnetic particle clutch
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GB/T 9150-1988
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Bearing units--Classification
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GB/T 9151-1988
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Terms of drilling engineering
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GB/T 915-1995
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Bismuth
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GB/T 915-2010
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Bismuth
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GB/T 9155-1988
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Hollow shaped steel door
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