CBM 1067-1981 Air pipe head CBM1067-1981 standard download decompression password: www.bzxz.net

Foreign Trade Standard of the Sixth Ministry of Machinery Industry of the People's Republic of China
Air pipe head
This standard is consistent with JIS B222/-1977 1. The types of air pipe heads are as follows:
A vertical air pipe head
BI crane beard type through private tip
BD glass neck through air pipe head
C injection and air pipe loss
Nominal diameter
50-250
50-100
150-250
Note, if used for water drying, the anti-large net can be removed
A type of type and basic size according to Figure 1 and Table 2 of the Sixth Ministry of Machinery Industry
Pipe case attachment levelwww.bzxz.net
CBM1067-8
Scope of application
Oil and water tanks
|, Implemented on July 1, 1981
Drafted by Guangzhou Chuguang College
Nominal diameter
CBM/067-8/
Cap seal
Pipe thread
M200×4
M250x4
2. Type and basic dimensions of β1 type according to Figure 2 and Table 3 Figure 2
Entertainment tender
1. Float 3. Season body 3. Fireproof net 4. Pad 5. Suction 5 pages Page 2
CBM/067-81
3. Type B basic dimensions according to Figure 3 and Table 3,
Net 4. Potential release
1. Head. 2. Ball
3. Anti-large net
Method size
Foreign economic media center
Loss 5 pages Page 3
6. Guide reinforcement
Wedding dress lead child
Tube purine pattern
Thickness thick Note: The radius R of the B1.Bu air pipe head is determined by the installation position and the technical standard. The type and basic dimensions of C type are as shown in Figure 4 and Table 4. A type cast air pipe head with fireproof feather A type air pipe head AH50GCBM1067-81
D95oBI type cast iron air pipe head without fireproof feather BI type air pipe head B150HtCBM1067-8/D950
C type cast iron air pipe head
C type air pipe head
CS0/tCBM1067-8/
5.Main parts materials
Parts name
Gaihan pipe head
Imitation big moon
Head body
Anti-big net
Mengyou eye replacement|| tt||drink exchange hall
hot buttocks dg502f
Friendly iron
feeding net
glass fiber reinforced plastic or polyethylene
copper edge net
Dongjia Steel
water gas pipe
seamless steel pipe
Friendly cast iron
HT15-33
40 holes
83n4-3
HTIS-33
85n4-3
HTI5-33
6. French connection only according to cBM1012-81
7.air The pipe head shall be inspected and accepted by the manufacturer's technical inspection department and a certificate of conformity shall be issued. Total 5 pages Page 5
Standard No.
G8976-67
GB979-67
883262
YB/47-21
GB976-67
GB979-67
QB326-62
GB70065
YB234-70
YB23/-70
XB147-2/
GB97962||t t||GB976-67
8.BI.Bi type air pipe head should be subjected to the performance test of float and seat. The test pressure is 3 meters water column height. During the test, the float should be connected with different parts. After the test lasts for 5 minutes, small water drop leakage is allowed. 9. When the air pipe head is directly pressed on the deck and connected to the cabin, the deck and the air pipe head should be double-sided. 16. Gooseneck air pipe head should have the following marks: Manufacturer name or trademark
21 Product model and standard number
3, Production year or batch number
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