This standard specifies the type, size and technical requirements of the filling valve servo (type A). This standard applies to the filling valve servo (type A) with a nominal pressure of 20 MPa. JB/T 2001.38-1999 Water system filling valve servo (type A) (PN=20MPa) JB/T2001.38-1999 Standard download decompression password: www.bzxz.net
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IC.s$ 23.110 Machinery Industry Standard of the People's Republic of China JB/T 2001.1~2001.74—1999 Water system components Water system assembly and parts1999-06-28 Issued National Machinery Industry Bureau 2(-01-U1 Implementation Machinery Industry Standard of the People's Republic of China Water system filling valve relay (type A) t type A? Watersystcm—Prefillvalve-Actuntur[ PN-20 MPa ] The standard determines the type, size and installation requirements of the filling valve relay (type A). The standard uses the nominal pressure of 20MPa filling valve relay type A! 2 type or size 2.1N65~100m% type and size change Figure 1, clothing 1 provisions, 2.1DV125~250mm type and size small nuclear Figure 2, table 2 provisions, d, JB.T2061.38-1999 1 change fire: 20 shape seal limit: 3 first period mother: 4--plastic Du: 5-smooth: 6 first class: seat: 8-0 shape seal resistance: 9-goods: 13-ten cover: [-home mother: 12-pipeline head State Machinery Industry Bureau 1999-06-28 approved 200-01-01 Implementation 1BT2003 JD/T2001.38-1999 Head: 20 shape meter use: 3-choose date: 1 floor hang; 5 full net support: 2 guide meeting: 7-attached original: 80 shape scan map: 9 note check: 10 currency blue, 1! - nut: 12-state column: 13-cat map attached flange map JD/T2001.38.3 JB/T 2001.38.4 JRs.T 2001.38.5 JH: I: 2GHI 38.6 JB/[ 2001.38.7 Jm/T 2601.38.9 JB,T 2601 38.9 JH/T 2091.38.3 1/T 241.38.4bzxz.net JB/T2U01.38.5 JIVT2001.3B.6 JB/T 2001.38.7 JB/T 2001.38.8||t t||JHT2001.38.9 3 change technique 12×34 16 ×534 F2001.38-1999 8×M22 12 ×M27 12×M39 15×325 125 ×125 i40×14c 165 x 155 [60 ×15G 3.1 Nominal servomotor force 20MPa, test force MPa: elbow nominal force 4MPa, test pressure 6MPa.3.2 Pressure test together with related filling components and valve body assembly. 65 3.3 Pressure test body components consistent with working fluid, servomotor pressure maintenance 10min, each seal shall not be full phenomenon: empty head pressure maintenance 30min. More right leakage phenomenon. 3.4 During assembly, the sliding switch and the valve shall be tightly matched, and there shall be no fullness at the front and rear valve ports. 3.5 For the Fuli pipe head installation, the 22×6mm connection is recommended for the following design: - Allowed connection method cover DN1uJB/I2001.14.2. Change JB/2001.15.1 4 Marking example A-type servo with a nominal diameter of 65mm; Servomotor (A) DN65JB/T2001.18—199992 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.