This standard specifies the product classification, technical requirements, test methods, inspection rules, marks, package, transport and storage of malleable cast iron pipe fittings (hereinafter referred to as "pipe fittings").
This standard is applicable to the pipe fittings for general pipe (6~150 Nominal diameter) transmitting water, oil, air, gas and steam. They are intended for the connection of threaded in accordance with GB/T 7306.
For use in conditions outside the pressure and temperature limits specified, consult the fitting manufacture.
Contents
Foreword I
ISO Foreword II
1 Scope
2 Normative References
3 Definition
4 Types of Fitting
5 Technical Requirements
6 Test Methods
7 Inspection Rules
8 Fitting Dimensions and Laying Lengths---General
9 Mark, Package, Transport and Storage
Appendix A (Normative) Type and Dimension of the Pipe Fittings
