Feature
Grade:
GB 3Cr17Mo / W-Nr 1.2316 ESR / JIS SUS420J2 ESR / AISI 420J2 ESR / BOHLER M300 / DIN X30WMo17 / DAIDO G-STAR
Size:
Bar, 50-380mm/dia. ;
Flat, 30~250*150~610 mm ;
Length, 1.5-6m
Delivery Conditions:
Conventional or ESR, hot rolling or forging, black surface or milling
Chemical analysis:
GB | C | Si | Mn | Cr | Ni | P | S |
3Cr17Mo | 0.28~0.35 | 0.30~0.60 | 0.60~0.80 | 16.00~18.00 | 0.40~1.00 | <0.025 | <0.015 |
Hardness: 32~36HRC,annealed to HB≤229
General:
ESR material, high cleanliness, polishes to mirror effect, excellent corrosion resistance ability, could work under high-acidity environment(PH<5) ;wear resistance, long-life mirror surface plastic mould steel
In high hardness (HRC45-48) situation, could reach optical mirror effect.
Application:
for plastic mould separate out acrtic acid during process, such as CA, POM product.
BOHLER M300 Tool Steel Flat