OST 1-90013-81

Information about the standard

Standard OST 1-90013-81
Country CIS, Russia, Ukraine
Type of standard ГОСТ ОСТ
Materials BT41, VT15, VT16, VT18, VT18U, VT22I, VT23, VT25U, VT6ch, VT8-1, VT8M-1