15CMG ýokary basyşly gazarlaryň 15Crog ýokary basyşly gazanlar üçin 15Crg ýakymly ysly turbalar, 15,RGG ýokary basyşly urgarlaryň serkerdelik ädimleriniň tapgyryny öz içine alýar. Firstly, it is necessary to select suitable pipe blanks and carry out processes such as piercing, rolling, and sizing ...