ZG230-450 in GB/T 11352
Metal Type: Carbon Steel
Casting: Sand Casting or Lost Wax Investment Casting
Standard: GB/T 11352
Old Chinese grade is ZG25
Heat treatment: Normalized or Anneal at 890-910 ℃; Temper at 620-680 ℃
Similar Casting Material: ISO3755 230-450; ASTM A27 450-240; BS3100 AM2; NFA32-051 280–480-M2; DIN1681 GS-45; JIS5101 SC450; ГОСТ 977 25Л
| C % | Si % | Mn % | P % | S % | Cr % | Ni % | Mo % | Cu % | V % | OTHERS | |
| MIN | |||||||||||
| MAX | 0.30 | 0.50 | 0.90 | 0.01 | 0.01 | 0.35 | 0.30 | 0.20 | 0.30 | 0.050 |
| BRINELL HARDNESS | TENSILE STRENGTH MPA | YIELD STRENGTH 0.2% offset MPA | ELONGATION in 2 inch. % | REDUCTION OFAREA,MIN％ | IMPACT Kv min J(20℃) | |
| 1 | ||||||
| MIN | 450 | 230 | 22 | 32 | 25 | |
| MAX |
