Ранг |
Химикат Composition% |
||||||||
C |
Si |
Mn |
P, s Макс |
Cr |
Mo |
Ni Макс |
V |
Al Макс |
|
T2 |
0.10~0.20 |
0.10~0.30 |
0.30~0.61 |
0,025 |
0.50~0.81 |
0.44~0.65 |
– |
– |
– |
T11 |
0.05~0.15 |
0.50~1.00 |
0.30~0.60 |
0,025 |
1.00~1.50 |
0.44~0.65 |
– |
– |
– |
T12 |
0.05~0.15 |
Макс 0,5 |
0.30~0.61 |
0,025 |
0.80~1.25 |
0.44~0.65 |
– |
– |
– |
T22 |
0.05~0.15 |
Макс 0,5 |
0.30~0.60 |
0,025 |
1.90~2.60 |
0.87~1.13 |
– |
– |
– |
T91 |
0.07~0.14 |
0.20~0.50 |
0.30~0.60 |
0,02 |
8.0~9.5 |
0.85~1.05 |
0,4 |
0.18~0.25 |
0,015 |
T92 |
0.07~0.13 |
Макс 0,5 |
0.30~0.60 |
0,02 |
8.5~9.5 |
0.30~0.60 |
0,4 |
0.15~0.25 |
0,015 |
Ранг |
Химикат Composition% |
Механические свойства |
|||||||
W |
B |
N.B. |
N |
T.S |
Y.P |
Удлиненность |
Твердость |
||
T2 |
– |
– |
– |
– |
≥ 415MPa |
≥ 205MPa |
≥ 30% |
163HBW (85HRB) |
|
T11 |
– |
– |
– |
– |
≥ 415MPa |
≥ 205MPa |
≥ 30% |
163HBW (85HRB) |
|
T12 |
– |
– |
– |
– |
≥ 415MPa |
≥ 220MPa |
≥ 30% |
163HBW (85HRB) |
|
T22 |
– |
– |
– |
– |
≥ 415MPa |
≥ 205MPa |
≥ 30% |
163HBW (85HRB) |
|
T91 |
– |
– |
0.06~0.10 |
0.03~0.07 |
≥ 585MPa |
≥ 415MPa |
≥ 20% |
250HBW (25HRB) |
|
T92 |
1.50~2.00 |
0.001~0.006 |
0.04~0.09 |
0.03~0.07 |
≥ 620MPa |
≥ 440MPa |
≥ 20% |
250HBW (25HRB) |
Внешний диаметр |
Допуск OD |
Допуск ВЕСА |
Допуск Ovality |
Отрежьте допуск длины |
OD≤ 12, 7 mm |
± 0, 13 mm |
± 15% |
– |
+ 3, 18 mm, – 0 mm |
12, 7 mm < OD=""> |
± 0, 13 mm |
± 10% |
максимальный, 1, 65 mm |
+ 3, 18 mm, – 0 mm |
38, 1 mm < OD=""> |
± 0, 25 mm |
± 10% |
максимальный, 2, 41 mm |
+ 4, 76 mm, – 0 mm |