Flanged short pipe in accordance with API 6A and GB/T 22513-2013 standards, designed by the customer, manufactured and tested by our company. This batch of integral forged flanged short pipe material is 4130 60K, forging level is 3, heat treatment is quenched + tempered, to ensure that the performance meets the requirements of 60K. The flange connection surface is API 6BX ring joint facing.