This standard specifies the types and dimensions of tongue-and-groove integral steel pipe flanges with nominal pressures PN 1.6, 2.5, 4.0, 6.3, 10.0, 16.0 MPa and PN 5.0, 11.0, 15.0 and 26.0 MPa. This standard applies to tongue-and-groove integral steel pipe flanges with nominal pressures PN1.6 to PN26.0 MPa. GB/T 9113.3-2000 Tongue-and-groove integral steel pipe flanges GB/T9113.3-2000 Standard download decompression password: www.bzxz.net

1 Scope
National Standard of the People's Republic of China
Integral steel pipe flanges
with tongue and groove face
GB/T 9113.3---2000
Replaces GB/T 9113.16~9113.20---1988This standard specifies the types and dimensions of integral steel pipe flanges with groove face with nominal pressure PN of 1.6, 2.5, 4.0, 6.3, 10.0, 16.0MPa and PN of 5.0, 11.0, 15.0 and 26.0MPa. This standard is applicable to integral steel pipe flanges with groove face with nominal pressure PN1.6~PN26.0MPa. 2 Referenced Standards
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, the versions shown are valid. All standards will be revised. Parties using this standard should explore the possibility of using the latest versions of the following standards: GB/T9112-2000 Types and parameters of steel pipe flanges GB/T9124-2000 Technical conditions for steel pipes 3 Types and sizes of flanges
3.1 PN1.6, PN2.5, PN4.0, PN6.3, PN10.0 and PN16.0 MPa The type of integral steel pipe flanges with groove surface shall comply with the provisions of Figure 1, and the dimensions shall comply with the provisions of Tables 1 to 6. 3.2 PN5.0, PN11.0, PN15.0 and PN26.0 MPa The type of integral steel pipe flanges with groove surface shall comply with the provisions of Figure 2. The dimensions shall comply with the provisions of Tables 7 to 10.
4 Technical requirements for flanges
4.1 The technical requirements for flanges shall comply with the provisions of GB/T9124. 4.2 The maximum non-impact working pressure of the flange at different temperatures shall comply with the provisions of Appendix A (Standard Appendix) of GB/T9124-2000.
Approved by the State Administration of Quality and Technical Supervision in 2000-0928 40
20010701 Implementation
GB/T9113.3-2000
Figure 1 Sample groove surface (TG) integral steel pipe flange
(Applicable to PN1.6, PN2.5, PN4.0, PN6.3, PN10.0 and PN16.0MPa)4
10~150
GB/T 9113. 3-—2000
PNl.6MPa(16bar) grooved integral steel pipe flange connection dimensions
bolt hole
center circle
19301820
21302020
23452230
connection dimensions
bolt hole
center circle
13201210
5301420
75511640
21952070
24252 300
Sealing surface
Use PN4.0MPa
Small flange size
109211094
31292/1294
T8321941
0501062
2601262
160j1162
189218941860
2 03412 060
PN2.5MPa (25bar) Groove surface Integral steel pipe sealing surface
Use PN4.0MPa size
11401092bzxZ.net
10601062
1 450:1 #62
Flange neck
Flange
Connection size
Bolt hole
Center circle
GB/T9113.3—2000
PN4.OMPa (40bar) groove surface integral steel pipe flange sealing surface
Connection size
Bolt hole
Center circle
PN6.3MPa (63bar) groove surface integral steel pipe flange sealing surface
Flange neck
Flange neck
GB/T 9113.3--2000
PN10.0MPa (100bar) Sample groove surface integral steel pipe flange Table 5
Connection size
Bolt hole
Center circle
Connection size
Bolt hole
Center circle
Sealing surface
PN16.OMPa (160bar) Sample groove surface integral steel pipe production sealing surface
Flange neck
French product pre-
GB/T 9113.3-2000
Figure 2 Groove surface (TG) integral steel pipe flange
(Applicable to PN5. 0, PN11.0, PN15. 0 and PN26.0MPa) nominal
GB/T9113.3--2000
Table 7PN5.0MPa (50har) sample groove integral steel pipe flange connection dimensions
bolt hole
center circle
sealing surface
106.584.0
128.5106.
703.5692.5
PN11.0MPa (110bar) groove integral steel pipe flange||tt ||Connection size
Bolt hole
Center circle
Sealing surface
382.5341.5
703.5692.5
Flange collar
Flange neck
GB/T9113.3-2000
Table 9PN15.0MPa (150bar) Grooved integral steel pipe flange connection size
Bolt hole
Center circle
235.032.5
1 040901.5
Connection size
Bolt hole
Center circle
[1170990.5
When using PN26.0MPa flange ruler
128.5106.5
157.5159.0130.5
PN26.OMPa (260bar) groove surface integral steel pipe flange sealing surface
128-51
271.5236.5
325.5284.5
703.5692.5
Flange neck
Flange neck
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