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GB/T 21470-2008 Active
GB/T 21470-2008 Machining allowances and tolerances for steel open die forgings on hammer—Disks,columns,rings and seamless cylindrical sleeves
Abstract
This standard specifies the machining allowances and tolerances for various types of free forgings, including discs, cylinders, perforated discs, rings, and sleeves. This standard applies to free forgings made from carbon steel and alloy steel with a carbon content not exceeding 0.9% and a total content of other alloying elements not exceeding 4%. For free forgings that exceed the scope specified in this standard, the allowances and tolerances shall be determined through separate negotiations between the supplier and the purchaser.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 21470-2008 |
| CCS | Forging and pressing |
| ICS | \nSteel forgings |
| Implement Date | 2008-08-01 |
Price
$ 66
Subtotal
$ 66
Tax
$ 0.00
Order Total (incl. tax)
$ 66