Drafting unit:Equipment Design Technology Center of the Ministry of Chemical Industry
Proposing unit:Chemical Industry Department Equipment Design Technology Center, Chemical Industry Department Chemical Process Piping Design Technology Center
Publishing department:Ministry of Chemical Industry of the People's Republic of China
This standard specifies the type, size, technical requirements and relevant use regulations of flat welding ring loose tube steel pipe flange (European system). This standard is applicable to the flat welding ring loose tube steel pipe flange with nominal pressure PNO.6 MPa (6bar)-1.6 MPa (16bar). The flat welding ring loose tube flange specified in this standard is applicable to the two steel pipe outer diameter series: 1 and B specified in HG 20592. HG 20600-1997 Flat welding ring loose tube steel pipe flange (European system) HG20600-1997 standard download decompression password: www.bzxz.net
Some standard content:
Flat welding ring loose sleeve steel pipe flange (European system) HG20600--97 1 Subject content and scope of application This standard defines the type, size, technical requirements and relevant use regulations of the flat welding ring loose sleeve steel pipe flange (European system). This standard is applicable to the flat welding ring loose sleeve steel pipe flange with a nominal pressure of PNo.6MPa (6har) ~ 1.6MPa (16bar). The flat welding ring loose sleeve flange specified in this standard is applicable to the two steel pipe outer diameter series A and B specified in HC20592. 101 IIG20592 HG 20603 HG 20604 HG20605 HG20613 120614www.bzxz.net Cited standards & Steel pipe flange types and parameters (European system) "Technical conditions for steel pipe flanges (European system)" "Pressure-temperature grades of steel pipe flanges (European system)" "Welding joints and groove dimensions of steel pipe flanges (European system)" "Fasteners for steel pipe flanges (European system)" "Provisions for the selection of steel flanges, gaskets and fasteners (European system)" 3 Flange sealing surface types and applicable scope 3., 1 The sealing surface types of flanges include raised face (RF), grooved face (MFM), and grooved face (TG). Its size and selection shall be in accordance with the provisions of Chapter 6 and Chapter 8 of HZ20592. The sealing surface dimensions f of the raised face, concave and convex face and the sealing surface thickness of the flanges shall be in accordance with the provisions of Table 3.0.2: 3.0 2 Applicable range Table 3.0). 2 Applicable Sealing surface type Flange (RF) Face MFM) Face (TG) Nominal normal FN, MPa (5ar) DN10--600 13N10---600 Flange dimensions The flange dimensions shall be in accordance with the provisions of Figure 4-1 and Tables 4-1 to 3Table 4-1PN0.6 MPa (6bar) flat welding ring loose sleeve steel pipe flange Table 4-2 PN1.0 MPa (10bar) flat welding ring loose sleeve steel pipe flange Table 43 PN1.6 MPa (16 bar) flat welding ring loose sleeve copper pipe flange 104 EX45° Figure 4-1 Flat welding ring loose sleeve steel pipe flange (PJ/PR) (PJ plate loose sleeve)/PR (flat welding ring)) Nominal! Outer diameter of steel pipe 100 1114, 3 150 1168.5 200:219.1 350355. 6 Table 4-PNo.6MPa (6har) flat welding ring loose sleeve steel pipe flange connection minimum size Flange bolt hole bolt hole bolt hole Outer diameter center circle diameter 108 210 133 240 159:265 219:320 273375 377490 426540 480595 530 645 | |tt | tt | 80 Outer diameter of steel pipe! Table 4—2PN1.0MPa (10bar) flat welding ring loose sleeve steel pipe flange connection dimensions Screw hole Middle bolt hole Screw inspection hole Outer center member diameter 114. 108 220 133250 159285 377:505 480615 530670 6307801 Diameter Inner diameter of flange 174 165 226226 3631386 42 1622 512 211170.5161 2G6221.5 222 370 327.3 Theoretical weight thick kitchen flange ring (kg)| Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.