This standard replaces JB 79-82. This standard specifies the types and dimensions of convex butt welded steel pipe flanges with nominal pressures PN of 0.25, 0.6, 1.0, 1.6, 2.5, and 4.0MPa. This standard is applicable to convex face welding steel pipe flanges with nominal pressure PN0.25~4.0MPa. JB/T 82.1-1994 Convex butt welding steel pipe flange JB/T82.1-1994 Standard download and decompression password: www.bzxz.net

Machinery Industry Standard of the People's Republic of China
Convex butt welding steel pipe flange
Subject content and scope of application
JB/T 82. 1
Replaces JB82-- -59 |
This standard is applicable to convex face welding steel pipe flanges with nominal pressure PNO.25~~4.0MPa. 2 Referenced standards
JB/T74 Pipeline Cover Technical Conditions
3 The type and size of the flange should comply with the requirements of Figure 1 and Tables 1 to 6, A
D| |tt||Figure 1
The technical requirements of the flange are in accordance with JB/T74. 4
The nominal pressure of the flange and the maximum allowable working pressure at different temperatures are in accordance with the provisions of Appendix B of JB/T74. 5
6 Marking example
Raised face welding steel pipe flange with nominal diameter 300mm, nominal pressure 1.0MPa, size series 2: Method 300-10JB/T 82.1--94| |tt||Raised butt welded steel pipe flange with nominal diameter 300mm, nominal pressure 1.0MPa, size series 1: Flange 300-10 (series 1) JB/T82.1-94 Machinery Industry of the People's Republic of China Ministry approved 360
1995-10-01 implementation
Table
LAN
法
Carved cake
R
cake carving
H
Landu
ding
Fei Niu
incense dish
pickup||tt| |lian
中
a
()
teabZxz.net
snail
JB/T 82.1.94
0
S
5
81service6product
30550
0
OIW
2
4
2
Zhongfa father-in-law, hair, hair, hair, father-in-law, father-in-law, pet meat
ABBBBBBBBYS
22
2
4
Maolu
8383
8565903353035363549#0#03
Mid limit
893039
Medium volume Wufa||tt| |21870
06
oe
End ring decoration protection
D533358#5#3####303#3
32 13062 ||tt ||361
Cu
09
mounted
carved wR
film
C
less||tt| |[
lian
D
m
362
JB/T 82..--94
5||tt| |83 service based on mechanical and physical management
0
Tw
中
A2233391233S9
portioning machine
S
1
M
44BBBBBBB
880
Introduction
Meat 3
Medium limit
Zhongye
18028
Research m
9
Zhongwu R Wuwu Research Products Limited Materials
Bank of China plus medicine education has a cooperation# #medicine#######物 limit###店uu
N
3
xiongnengneng
lH
"科| |tt||Press
lian
secretion
t
wet
rent
child
JB/T 82.1 ...94
Hui
2
S
B2’s business partner
5’s 6 I#|| tt||This
B
055635M3 version 5 medical 0 management 5# batch###
公公
O
H management BBBBBBB33 device B Jaw
URAS
98W
SSNAANNR
6
chuangdewan##Qiaoxin###licheng##机#商## ###Your Guangjiafa Hairdressing Research
95m5
S
Electric Color
00/90
B5 Wubiaoyu#Limited# Management You#
#5#5R##
3S
363
connect
connect
364
中科
R
H
2
香
D
24
/
K|| tt||A
19°0
o
JB/T 82.1--94
24 | | tt | | 4 | | tt | | DnDnG | S
9W
1
2
444BBBBBB333
2
O8
3
/9 | |tt || tt | | 08 | | tt | | 7 | |058
uru
R
hatch
art
lian
neutral department
a||tt| |)
Y
020
220
2
8
9
JB/T 82.1-94| |tt||4
02
好2Chi
50000
BB02268836
05 of 85
8/||tt| |2
44 Road B
0 meal 5
05
8
091/9
081/981||tt| |961/002
98/92
记
5
5
6
2
Fe/98
/98
00
s
019/029
0997028
0
082
0
4
2
81/8
996/096
08/978
0201980
Limited item limit
365
9
beginning
K
floor
avoid
366
中
N
1
again

JB/T 82.7-·94
B station HYRB guard BHIND
Z3
si
8mm
m
63 device 5666600||tt| |5 Wu 6352 Pinlu 2 Haoluyuan# Yinglisuo
66682246B639R5R5yuan
2
Version
中
1W
o
B
M Branch BB
4,
8
86550
5
Server
950
S1
-
If
85335738 limit 05
5300
(S21)||tt ||(
0
湖
719
i/8
6602
18/98
0897589| |tt||959/099
sizt
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.