Perticulars | As Per ASTM | As Per DIN |
Cobart Steel | A216-WCB | 1.0619 |
A216-WCC | - | |
A352-LCC | 1.1138 | |
A352-LCB | - | |
Low Alloys Steels | A217-WC1 | 1.5419 |
A217-WC4 | - | |
A217-WC5 | - | |
A217-WC6 | 1.7356 | |
A217-WC9 | 1.7379 | |
A217-WC11 | - | |
A217-C5 | 1.7363 | |
A217-C12 | - | |
A217-C12A | - | |
Martensitic Steels | A297 - HF | 1.4825 |
A297 - HH | 1.4837 | |
A297 - HI | 1.4846 | |
A297 - HK | 1.4848 | |
- | 1.4749 | |
A297 - HD | 1.4823 | |
Austenitic Stainless Steel | A351 - CF8 | 1.4308 |
A351 - CF8M | 1.4408 | |
A351 - CF3 | 1.4306 | |
A351 - CF3M | 1.4404 / 1.4409 | |
A351 - CF8C | 1.4827 | |
A351 - CF10 | 1.4308 | |
A351 - CK20 | 1.4843 | |
A351 - CH20 | - | |
A351 - CN7M | 1.45 | |
A351 - CG8M | 1.4431 | |
A351 - CG3M | - | |
Austenitic Ferrite Duplex Steels | A351 - CF3MN | 1.4435 |
A351 - CD4MCu | - | |
A351 - CG6MMN | 1.3964 | |
A351 - CK3MCuN | - | |
Super Duplex Stainless Steel | A890 - GR1A | - |
A890 - GR2A | - | |
A890 - GR3A | - | |
A890 - GR4A | - | |
A890 - GR5A | - | |
A890 - GR6A | - |
Nominal size mm | D1 Tolerance(general dimensions) | D2 Tolerance(some functional dimensions) |
0 to 6 | ±0.15 | ±0.12 |
6 to 10 | ±0.18 | ±0.14 |
10 to 18 | ±0.22 | ±0.17 |
18 to 30 | ±0.26 | ±0.20 |
30 to 50 | ±0.40 | ±0.31 |
50 to 80 | ±0.45 | ±0.37 |
80 to 120 | ±0.55 | ±0.44 |
120 to 180 | ±0.8 | 0 ±0.65 |
180 to 250 | ±1.20 | ±0.95 |
250 to 315 | ±1.30 | ±1.10 |
315 to 400 | ±1.80 | ±1.40 |
Precision class | Length of the tolerated element | ||
to 25 mm | 25 to 50 mm | up to 50 mm | |
allowed difference | |||
D1 | 0.15 mm | 0.25 mm | 0.6% |
D2 | 0.10 mm | 0.20 mm | 0.4% |
Precision class | Nominal dimensions | |||
to 30 mm | 30 to 100 mm | 100 to 200mm | up to 200mm | |
D1 | allowed deviation | |||
minute degree | 30 | 30 | 30 | 20 |
mm / 100 mm | 0.87 | 0.87 | 0.87 | 0.58 |
D2 | allowed deviation |