No. 130509

Q370R

Country or region China
Standard systemGB

Standards

GB 713:2014Steel plates for boilers and pressure vessels
- Chemical composition
- Mechanical properties
- High & low temperature
GB/T 28413:2012Welded carbon steel tubes for boilers and heat exchangers
- Chemical composition
- Mechanical properties
- High & low temperature
GB 713:2008Steel plates for boilers and pressure vessels