Standard No.:	GB 3422-1982
English Name:	Cast-iron Pressure Pipe Made by Continuous Casting Process
Chinese Name:	连续铸铁管
Chinese Classification:	H41    Pig iron
Professional Classification:	GB    National Standard
ICS Classification:	23.040.10 23.040.10    Iron and steel pipes 23.040.10
Issued by:	Standardization Administration of the People
Issued on:	December 1, 1982
Implemented on:	1983-11-1
Status:	abolished
Superseded by:	GB/T 3422-2008 Cast-iron pressure pipe made by continuous casting process
Superseded on:	2009-5-1
Abolished on:	2009-05-01
Superseding:	YB 427-1964
Language:	English
File Format:	PDF
Word Count:	3000 words
Price(USD):	60.00
Delivery:	via email in 1 business day

This Standard is applicable to grey cast iron straight pipes made by continuous casting process and used for transportation of water and gas.

The use of cast iron pipes shall refer to relevant piping design technical requirements and construction specification.



1 Classification

Cast-iron pressure pipes made by continuous casting process can be divided into three grades (Grades LA, A and B) according to the wall thickness.



2 Dimension, Shape and Weight

2.1 Dimension and shape

2.1.1 Shape and dimension of socket straight pipe shall meet the requirements of Figure 1, Tables 1 and 2.