Số hiệu tiêu chuẩn
DIN 7527-4
Tên tiêu chuẩn
Steel Forgings; Machining Allowances and Permissible Variations for Seamless Open-die Forged Bushes
Ngày phát hành
1972-01-00
Tiêu chuẩn tương đương
GB/T 21469 (2008), NEQ * GB/T 21470 (2008), MOD * OENORM M 3297 (1980-10-01), MOD
Thay thế cho
DIN 7527-4 (1944-08)
Từ khóa
Bushes (mechanical components) * Dimensions * Forgings * Machining tolerances * Materials * Peening * Pressing (forming) * Steels * Tolerances (measurement) * Seamless * Upsetting * Forging practices * Finished work pieces * Smith hammer forgings * Expand * Hammer-forged * Stretching * Thin-walled * Forging quality * Forging * Hammer forging