National Standard: GB/T, GBT
              
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Std ID Description (Standard Title)
GB/T 9116.7-1988 Hubbed slip-on-welding steel pipe flanges with raised face for PN 4. 0MPa (40 bar)
GB/T 9116.8-1988 Hubbed slip-on-welding steel pipe flanges with raised face for PN 2. 0MPa (20 bar)
GB/T 9116.9-1988 Hubbed slip-on-welding steel pipe flanges with raised face for PN 5. 0MPa (50 bar)
GB/T 9116-2010 Hubbed slip-on-welding steel pipe flanges
GB/T 9117.1-1988 Hubbed socked welding steel pipe flanges with flat face for PN 2. 0MPa (20 bar)
GB/T 9117.1-2000 Hubbed socket welding steel pipe flanges with raised face
GB/T 9117.2-1988 Hubbed socket welding steel pipe flanges with raised face for PN 2. 0MPa (20 bar)
GB/T 9117.2-2000 Hubbed socket welding steel pipe flanges with male and female face
GB/T 9117.3-1988 Hubbed socket welding steel pipe flanges with raised face for PN 5. 0MPa (50 bar)
GB/T 9117.3-2000 Hubbed socket welding steel pipe flanges with tongue and groove face
GB/T 9117.4-1988 Hubbed socket welding steel pipe flanges with raised face for PN 10. 0MPa (100 bar)
GB/T 9117.4-2000 Hubbed socket welding steel pipe flanges with ring-joint face
GB/T 9117.5-1988 Hubbed socket welding steel pipe flanges with male and female for PN 5. 0MPa (50 bar)
GB/T 9117.6-1988 Hubbed socket welding steel pipe flanges with male and female for NPa 10. 0NPa (100 bar)
GB/T 9117.7-1988 Hubbed socket welding steel pipe flanges with tongue and groove face for PN 5. 0MPa (50 bar)
GB/T 9117.8-1988 Hubbed socket welding steel pipe flanges with tongue and groove face for PN 10. 0MPa (100 bar)
GB/T 9117-2010 Hubbed socket welding steel pipe flanges
GB/T 9118.1-1988 Loose hubbed steel pipe flanges with welding neck collar with raised face for PN 2. 0MPa (20 bar)
GB/T 9118.1-2000 Loose hubbed steel pipe flanges with welding neck collar with raised face
GB/T 9118.2-1988 Loose hubbed steel pipe flanges with welding neck collar with raised face for PN 5. 0MPa (50 bar)
GB/T 9118.2-2000 Loose hubbed steel pipe flanges with welding neck collar with ring-joint face
GB/T 9118.3-1988 Loose hubbed steel pipe flanges with welding neck collar with ring-joint face for PN 2. 0MPa (20 bar)
GB/T 9118.4-1988 Loose hubbed steel pipe flanges with welding neck collar with ring-joint face for PN 5. 0MPa (50 bar)
GB/T 9118.5-1988 Loose hubbed steel pipe flanges with welding neck collar with ring-joint face for PN 10. 0MPa (100 bar)
GB/T 9118.6-1988 Loose hubbed steel pipe flanges with welding neck collar with ring-joint face for PN 15. 0MPa (150 bar)
GB/T 9118.7-1988 Loose hubbed steel pipe flages with welding neck collar with ring-joint face for PN 25. OMPa (250 bar)
GB/T 9118.8-1988 Loose hubbed steel pipe flanges with welding neck collar with ring-joint face for PN 42. 0MPa (420 bar)
GB/T 9118-2010 Loose hubbed steel pipe flanges with welding neck collar
GB/T 9119.10-1988 Slip-on welding plate steel pipe flanges with reised face for PN 4. 0MPa (40 bar)
GB/T 9119.1-1988 Slipon welding plate steel pipe flanges with flat face for PN 0. 25MPa (2. 5 bar)
GB/T 9119.2-1988 Slip-on welding plate steel pipe flanges with flat face for PN 0. 6 MPa (6 bar)
GB/T 9119.3-1988 Slip-on welding plate steel pipe flanges with flat face for PN 1. 0MPa (10 bar)
GB/T 9115.28-1988 Steel pipe welding neck flanges with tongue and groove face for PN 4. 0MPa (40 bar)
GB/T 9115.29-1988 Steel pipe welding neck flanges with tongue and groove face for PN 15. 0MPa (150 bar)
GB/T 9115.30-1988 Steel pipe welding neck flanges with tongue and groove face for PN 15. 0MPa (150 bar)
GB/T 9115.31-1988 Steel pipe welding neck flanges with ring-joint face for PN 2. 0MPa (20 bar)
GB/T 9115.3-1988 Steel pipe welding neck flanges with flat face for PN1. 0MPa (10 bar)
GB/T 9115.3-2000 Steel pipe welding neck flanges with tongue and groove face
GB/T 9115.32-1988 Steel pipe welding neck flanges with ring-joint face for PN 5. 0NPa (50 bar)
GB/T 9115.33-1988 Steel pipe welding neck flanges with ring-joint face for PN10. 0MPa (100 bar)
GB/T 9115.34-1988 Steel pipe welding welding neck flanges with ring-joint face for PN 15. 0MPa (150 bar)
GB/T 9115.35-1988 Steel pipe welding neck flanges with ring-joint face for PN 25. 0MPa (250 bar)
GB/T 9115.36-1988 Steel pipe welding neck flanges with ring-joint face for PN 420MPa (420 bar)
GB/T 9115.4-1988 Steel pipe welding neck flanges with flatface for PN1. 0MPa (10 bar)
GB/T 9115.4-2000 Steel pipe welding neck flanges with ring-joint face
GB/T 9115.5-1988 Steel pipe welding neck flanges with flat face for PN2. 0MPa (25 bar)
GB/T 9115.6-1988 Steel pipe welding neck flanges with raised face for PN 0. 25MPa (2. 5 bar)
GB/T 9115.7-1988 Steel pipe welding neck flanges with raised face for PN 0. 6MPa (6 bar)
GB/T 9115.8-1988 Steel pipe welding neck flanges with raised face for PN 1. 0MPa (10 bar)
GB/T 9115.9-1988 Steel pipe welding neck flanges with raised face for PN 1. 6MPa (16 bar)
GB/T 10959-1989 Woodworking machines--Single blade circular sawing machines with travelling table--Accuracy tests
GB/T 9116.10-1988 Hubbed slip-on-welding steel pipe flanges with raised face for PN 10. 0MPa (100 bar)
GB/T 9116.11-1988 Hubbed slip-on-welding steel pipe flanges with male and female face for PN 1. 6MPa (16 bar)
GB/T 9116.1-1988 Hubbed slip-on-welding steel pipe flanges with flat face for PN 1. 0MPa (10 bar)
GB/T 9116.1-2000 Hubbed slip-on-welding steel pipe flanges with flate face or raised face
GB/T 9116.12-1988 Hubbed slip-on-welding steel pipe flanges with male and female face for PN 2. 5MPa (25 bar)
GB/T 9116.13-1988 Hubbed slip-on-welding steel pipe flanges with male and female face for PN 4. 0MPa (40 bar)
GB/T 9116.14-1988 Hubbed slip-on-welding steel pipe flanges with male and female face for PN 5. 0MPa (50 bar)
GB/T 9116.15-1988 Hubbed slip-on-welding steel pipe flanges with male and female face for PN 10. OMPa (100 bar)
GB/T 9116.16-1988 Hubbed slip-on-welding steel pipe flanges with tongue and groove face for PN 1. 6MPa (16 bar)
GB/T 9116.17-1988 Hubbed slip-on-welding steel pipe flanges with tongue and groove face for PN2. 5MPa (25 bar)
GB/T 9116.18-1988 Hubbed slip-on-welding steel pipe flanges with tongue and groove face for PN 4. 0MPa (40 bar)
GB/T 9116.19-1988 Hubbed slip-on-welding steel pipe flanges with tongue and groove face for PN 5. 0MPa (50 bar)
GB/T 9116.20-1988 Hubbed slip-on-welding steel pipe flanges with tongue and groove face for PN 10. 0MPa (100 bar)
GB/T 9116.21-1988 Hubbed slip-on-welding steel pipe flanges with ring-joint face for PN 2. 0MPa (20 bar)
GB/T 9116.2-1988 Hubbed slip-on-welding steel pipe flanges with flat face for PN 1. 6 MPa (16 bar)
GB/T 9116.2-2000 Hubbed slip-on-welding steel pipe flanges with male and female face
GB/T 9116.22-1988 Hubbed slip-on-welding steel pipe flanges with ring-joint face for PN 5. 0MPa (50 bar)
GB/T 9116.23-1988 Hubbed slip-on-welding steel pipe flanges with ring-joint face for PN 10. 0MPa (100 bar)
GB/T 9116.24-1988 Hubbed slip-on-welding steel pipe flanges with ring-joint face for PN 15. 0MPa (150 bar)
GB/T 9116.25-1988 Hubbed slip-on-welding steel pipe flanges with ring-joint face foR PN 25. 0MPa (250 bar)
GB/T 9116.3-1988 Hubbed slip-on-welding steel pipe flanges with flat face for PN 2. 0MPa (20 bar)
GB/T 9116.3-2000 Hubbed slip-on-welding steel pipe flanges with tongue and groove face
GB/T 9116.4-1988 Hubbed slip-on-welding steel pipe flanges with raised face for PN 1. 0MPa (10 bar)
GB/T 9116.4-2000 Hubbed slip-on-welding steel pipe flanges with ring-joint face
GB/T 9116.5-1988 Hubbed slip-on-welding steel pipe flanges with raised face for PN 1. 6MPa (16 bar)
GB/T 9116.6-1988 Hubbed slip-on-welding steel pipe flanges with raised face for PN 2. 5MPa (25 bar)
GB/T 9119.4-1988 Slip-on welding plate steel pipe flanges with flat face for PN 1. 6MPa (16 bar)
GB/T 9119.5-1988 Slip-on welding plate steel pipe flanges with raised face for PN 0. 25MPa (2. 5 bar)
GB/T 9119.6-1988 Slip-on welding plate steel pipe flanges with raised face for PN 0. 6MPa (6 bar)
GB/T 9119.7-1988 Slip-on welding plate steel pipe flanges with raised face for PN 1. 0MPa (10 bar)
GB/T 9119.8-1988 Slip-on welding plate steel pipe flanges with raised face for PN 1. 6MPa (16 bar)
GB/T 9119.9-1988 Slip-on welding plate steel pipe flanges with raised face for PN 1. 6MPa (16 bar)
GB/T 9119-2000 Slip-on-welding plate steel pipe flanges with flate face or raised face
GB/T 9119-2010 Slip-on-welding plate steel pipe flanges
GB/T 91-1986 Split pins
GB/T 9120.1-1988 Loose plate steel pipe flanges with welding neck collar with raised face for PN 2. 5MPa (25 bar)
GB/T 9120.1-2000 Loose plate steel pipe flanges with welding neck collar with raised face
GB/T 9120.2-1988 Loose plate steel pipe flanges with welding neck collar with raised face for PN 4. 0MPa (40 bar)
GB/T 9120.2-2000 Loose plate steel pipe flanges with welding neck collar with male and female face
GB/T 9120.3-1988 Loose plate steel pipe flanges with welding neck collar with male and female face for PN2. 5MPa (25 bar)
GB/T 9120.3-2000 Loose plate steel pipe flanges with welding neck collar with tongue and groove face
GB/T 9120.4-1988 Loose plate steel pipe flanges with welding neck collar with male and female face for PN 4. 0MPa (40 bar)
GB/T 9120.5-1988 Loose plate steel pipe flanges with welding neck collar with tongue and groove face for PN 2. 5MPa (25 bar)
GB/T 9120.6-1988 Loose plate steel pipe flanges with welding neck collar with tongue ans groove face for PN 40MPa (40 bar)
GB/T 91-2000 Split pins
GB/T 9120-2010 Loose plate steel pipe flanges with weld-neck collar and with weld ring neck
GB/T 9121.1-1988 Loose plate steel pipe flanges with weld-on collar with raised face for PN 1. 6MPa (16 bar)
GB/T 9121.1-2000 Loose plate steel pipe flanges with weld-on collar with raised face
GB/T 9121.2-1988 Loose plate steel pipe flanges with weld-on collar with raised face for PN 1. 0MPa (10 bar)