title>JB/T 972-1977 Welded three-way pipe joint - JB/T 972-1977 - Chinese standardNet - bzxz.net
Home > JB > JB/T 972-1977 Welded three-way pipe joint
JB/T 972-1977 Welded three-way pipe joint

Basic Information

Standard ID: JB/T 972-1977

Standard Name: Welded three-way pipe joint

Chinese Name: 焊接式三通管接头

Standard category:Machinery Industry Standard (JB)

state:in force

Date of Release1977-01-17

Date of Implementation:1977-05-01

standard classification number

Standard Classification Number:Machinery>>General Parts>>J15 Pipe Accessories

associated standards

alternative situation:JB 972-1967; replaced by JB/T 966-2005

Publication information

other information

Introduction to standards:

JB/T 972-1977 Welded Tee Pipe Fitting JB/T972-1977 Standard Download Decompression Password: www.bzxz.net

Some standard content:

Standard of the First Machinery Industry Department of the People's Republic of China
Welded three-way pipe joints
972-77
Replaces JB97267
This standard applies to three-way pipe joints in oil-based pipeline systems, with a nominal pressure of 320kgf/cm\ and a working temperature of 25~80℃.
Marking example:
Outer diameter of pipe D. 18mm three-way pipe joint: Pipe joint 18JB972-77
Issued by the First Machinery Industry Ministry of the People's Republic of China
First Machinery Industry Ministry Standardization Institute
Implementation on May 1, 1977
Drafted by Jinan Foundry and Forging Machinery Research Institute, etc. 9
Total 2 pages Page 2bzxZ.net
Pipe outer diameter
Wrench size
JB97277
Standard number
Technical conditions shall be in accordance with the provisions of JB1003-77. 1
JB2099-77
JB981-77
Parts nominal
M12×1.25
M36×2
M42×2
M52×2
M60×2
The material of the seamless steel pipe is 15, 20 steel, and the precision is ordinary grade. 3
GB1235-76
Rubber I-4
JB990-77
Joint body
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.