CB/T 204-1999 Marine ventilation pipe fittings

CB/T 204-1999 Marine ventilation pipe fittings CB/T204-1999 Standard download decompression password: www.bzxz.net

1621.643.4:629.12
National Standard of the People's Republic of China
GB303582
204-99
Ships'bulkhead pipe parts of vent pipes1982-04~15 Issued
General Administration of Standards
1982-12-01 Implementation
National Standard of the People's Republic of China
Ships'bulkhead pipe parts of vent pipesThe types of vent pipe fittings are shown in Table 1. Table 1
Round through-cabin pipe fittings
Rectangular through-cabin pipe fittings
General Administration of Standards1982-04-15 Issued
Nominal diameter D.
621.643.4
3035-82
Nominal size of rectangular channel
100×200
120×150
100×250
12 0×210
100×350
120×280
150×220
120×470
150×350
190×280
1 50×530
190×390
240×300
190×550
240×420
290×-360
190×760
240×550
290×460
1982-12-01implementation
GB3.035-82
The types and basic dimensions of round through-cabin pipe fittings (Type A) shall be in accordance with Figure 1 and Table 2. 200 or 280
Nominal diameter
Pipe flange
Number of screw holes
GB3035—82
The types and basic dimensions of rectangular through-compartment pipe fittings (Type B) are in accordance with Figure 2 and Table 3. 100
200 or 280
Rectangular channel
Nominal size
Pipe flange
Opening size
Intermediate flange
Bolt hole spacing
L=200L
Marking example:| |tt||GB3035-82
Round through-cabin fittings with nominal diameter Dg=100mm, L=200mm: GB3035-82
Through-cabin fittings
A100-200
Rectangular through-cabin fittings with nominal diameter Dg=200 (100×350) mm, L=280mm: Through-cabin fittings B200 (100×350)-280GB3035-824Through-cabin fittings are made of ordinary carbon steel A3 (GB700-79). 5 Technical conditions are in accordance with the provisions of GB3029-82 "Technical Conditions for Marine Ventilation Accessories". Additional remarks:
This standard was proposed by the Sixth Ministry of Machinery Industry of the People's Republic of China and is under the jurisdiction of Jiangnan Shipyard. This standard was drafted by Jiangnan Shipyard.
The main drafter of this standard is Wang Changdi.
This standard was first formulated as the Ministry Standard CB204-60 in 1960 and revised as CB204-66 in 1966. From the date of implementation of this standard, the original Ministry Standard CB204-66 shall be invalid. 4
People's Republic of China
National Standard
Marine Ventilation Pipe Fittings
GB303582www.bzxz.net
Published by Technical Standards Press
(Beijing Fuwai Sanlihe)
Printed in the Printing Workshop of Technical Standards Press
Published by Beijing Publishing House of Xinhua Bookstore
Sold by Xinhua Bookstores in various places
2 characters Number 7000
Format.880×i2301/16
6 sheets 1/2
Reverse November 1982 first printing
November 1982 first edition
Print run 1-3,000
Book number: 15169·1·1416
Price 0.14 yuan
Science and Technology New Book E
3# 153
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