JB/T 82.1-1994 Raised face welding steel pipe flange

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 ChinawwW.bzxz.Net
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
Carved cake
cake carving
Fei Niu
incense dish
pickup||tt| |lian
JB/T 82.1.94
81service6product
Zhongfa father-in-law, hair, hair, hair, father-in-law, father-in-law, pet meat
ABBBBBBBBYS
8565903353035363549#0#03
Mid limit
893039
Medium volume Wufa||tt| |21870
End ring decoration protection
D533358#5#3####303#3
32 13062 ||tt ||361
mounted
carved wR
less||tt| |[
JB/T 82..--94
5||tt| |83 service based on mechanical and physical management
A2233391233S9
portioning machine
44BBBBBBB
Introduction
Meat 3
Medium limit
Zhongye
Research m
Zhongwu R Wuwu Research Products Limited Materials
Bank of China plus medicine education has a cooperation# #medicine#######物 limit###店uu
xiongnengneng
"科| |tt||Press
secretion
JB/T 82.1 ...94
B2’s business partner
5’s 6 I#|| tt||This
055635M3 version 5 medical 0 management 5# batch###
H management BBBBBBB33 device B Jaw
SSNAANNR
chuangdewan##Qiaoxin###licheng##机#商## ###Your Guangjiafa Hairdressing Research
Electric Color
B5 Wubiaoyu#Limited# Management You#
#5#5R##
connect
connect
K|| tt||A
JB/T 82.1--94
24 | | tt | | 4 | | tt | | DnDnG | S
444BBBBBB333
/9 | |tt || tt | | 08 | | tt | | 7 | |058
neutral department
a||tt| |)
JB/T 82.1-94| |tt||4
好2Chi
BB02268836
05 of 85
8/||tt| |2
44 Road B
0 meal 5
081/981||tt| |961/002
Fe/98
019/029
0997028
996/096
08/978
0201980
Limited item limit
beginning
again
JB/T 82.7-·94
B station HYRB guard BHIND
63 device 5666600||tt| |5 Wu 6352 Pinlu 2 Haoluyuan# Yinglisuo
66682246B639R5R5yuan
Version
M Branch BB
Server
85335738 limit 05
(S21)||tt ||(
0897589| |tt||959/099
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.