GBT11263- 2010 standard specifies the size, shape, key and allowable deviation, technical requirements, test methods, inspection rules, packaging, marking and quality certificates of hot rolled H-beam and T-shaped steel drawn by hot-rolled H-beam.GBT11263- 2010 standard applies to hot-rolled H-beam, hot-rolled H-shaped steel piles and T-shaped steel run by hot-rolled H-beam.