品名:塑膠模具鋼 | 材質:718 | 產地/廠傢:一勝百Assab |
用途:模具 | 倉庫:青島 | 規格:Φ21-130,Φ80-120,Φ140,405mm以下(mm) |
718:塑膠模具鋼 | | |
nt size="4">nt face="黑體">ng>Assabng>ng>一勝百718HH的化學成分%ng>ng>ng> ng>ng>nt>nt>
nt face="黑體" size="4">化學成份%nt> | nt face="黑體" size="4">C 0.37nt> | nt face="黑體" size="4">Si 0.3nt> | nt face="黑體" size="4">Mn 1.4nt> | nt face="黑體" size="4">Cr 2.0nt> | nt face="黑體" size="4">Ni 1.0nt> | nt face="黑體" size="4">Mo 0.2nt> | nt face="黑體" size="4">S 0.008nt> |
ng>ng>nt face="黑體" size="4"> nt>ng>ng>
nt size="4">nt face="黑體">ng>ng> ng>ng>ng>Assabng>ng>一勝百718HH的優點:ng>nt>nt>
nt size="4">nt face="黑體">718HH為真空熔煉之鉻-鎳-鉬合金鋼,出廠前經過淬硬及回火處理,具備下列各項優點:nt>nt>
- nt face="黑體" size="4">無淬裂和熱處理變形風險nt>
- nt face="黑體" size="4">無需熱處理費用nt>
- nt face="黑體" size="4">縮短模具制作周期nt>
- nt face="黑體" size="4">降低模具所需成本(例,無需僑正變形)nt>
- nt face="黑體" size="4">模具易於修正nt>
nt size="4">nt face="黑體"> ng>Assabng>ng>一勝百718HH的特性:ng>nt>nt>
nt size="4">nt face="黑體">718HH自生產以來均保持高品質、低硫量的水平,其出廠時已熱處理預硬至36~40HRC,因此鋼材能擁有以下特性nt>nt>
- nt face="黑體" size="4">優良的拋光性及光蝕刻花性能nt>
- nt face="黑體" size="4">加工性能良好nt>
- nt face="黑體" size="4">高純凈度及優良的均一性nt>
- nt face="黑體" size="4">耐模性更好,模具壽命更長nt>
nt size="4">nt face="黑體"> nt>nt face="黑體">大型尺寸如厚度超過100毫米已預加工,鋼材表麵經粗銑。為用戶提供以下的便利:nt>nt>
- nt face="黑體" size="4">節省重量nt>
- nt face="黑體" size="4">已去除鋼材表麵的脫碳層(黑皮)nt>
- nt face="黑體" size="4">標準尺寸(正公差)nt>
- nt face="黑體" size="4">減少機械加工量nt>
nt face="黑體" size="4">無氧化層以降低機加工量及刀具模損nt>
nt face="黑體" size="4"> nt>
nt size="4">nt face="黑體"> ng>Assabng>ng>一勝百718HH的用途:ng>nt>nt>
- nt face="黑體" size="4">大型長壽命塑膠註塑模,如傢電制品,電腦外殼等模具nt>
- nt face="黑體" size="4">高表麵光潔度之塑膠制品模具nt>
- nt face="黑體" size="4">吹塑模nt>
- nt face="黑體" size="4">由於硬度高,可用於塑膠模具中之滑塊nt>
- nt face="黑體" size="4">成形工具,壓縮-制動模(灣板機模),(視生產需要可施加火焰硬化或氮化處理)nt>
- nt face="黑體" size="4">構造零件及軸nt>
nt size="4">nt face="黑體"> ng>Assabng>ng>一勝百718HH的ng>ng>物理性質ng>nt>nt>
nt face="黑體" size="4">溫度nt> | nt face="黑體" size="4">20nt> | nt face="黑體" size="4">200nt> | nt face="黑體" size="4">400nt> |
nt size="4">nt face="黑體">密度kg/m3nt>nt> | nt face="黑體" size="4">7800nt> | nt face="黑體" size="4">7750nt> | nt face="黑體" size="4">7700nt> |
nt size="4">nt face="黑體">熱膨脹系數 20℃起1/℃nt>nt> | nt face="黑體" size="4">--nt> | nt size="4">nt face="黑體">12.7*10-6nt>nt> | nt size="4">nt face="黑體">13.6*10-6nt>nt> |
nt size="4">nt face="黑體">熱傳導系數 W/m℃nt>nt> | nt face="黑體" size="4">29.0nt> | nt face="黑體" size="4">29.5nt> | nt face="黑體" size="4">31.0nt> |
nt size="4">nt face="黑體">彈性系數 N/mm2nt>nt> | nt face="黑體" size="4">205,000nt> | nt face="黑體" size="4">200,000nt> | nt face="黑體" size="4">185,000nt> |
nt size="4">nt face="黑體">比熱 J/kg℃nt>nt> | nt face="黑體" size="4">460nt> | nt face="黑體" size="4">--nt> | nt face="黑體" size="4">--nt> |
ng>ng>nt face="黑體" size="4"> nt>ng>ng>
nt size="4">nt face="黑體">ng>ng> ng>ng>ng>Assabng>ng>一勝百718HH的ng>ng>抗拉強度ng>nt>nt>
nt face="黑體" size="4">近似數值。試片由直徑25.4毫米圓鋼取材。硬度340HBnt> |
nt face="黑體" size="4">測試溫度nt> | nt size="4">nt face="黑體">20℃nt>nt> | nt size="4">nt face="黑體">200℃nt>nt> | nt size="4">nt face="黑體">400℃nt>nt> |
nt size="4">nt face="黑體">抗拉強度Rm N/mm2nt>nt> | nt face="黑體" size="4">1100nt> | nt face="黑體" size="4">1045nt> | nt face="黑體" size="4">870nt> |
nt size="4">nt face="黑體">屈服強度Rp0.2 N/mm2nt>nt> | nt face="黑體" size="4">985nt> | nt face="黑體" size="4">920nt> | nt face="黑體" size="4">775nt> |
nt face="黑體" size="4">斷麵收縮率Z %nt> | nt face="黑體" size="4">50nt> | nt face="黑體" size="4">53nt> | nt face="黑體" size="4">54nt> |
nt face="黑體" size="4">延伸率 %nt> | nt face="黑體" size="4">13nt> | nt face="黑體" size="4">14nt> | nt face="黑體" size="4">16nt> |
nt face="黑體" size="4"> nt>
nt size="4">nt face="黑體"> ng>Assabng>ng>一勝百718HH的ng>ng>沖擊強度ng>nt>nt>
nt face="黑體" size="4">近似數值。試片由直徑25.4毫米圓鋼取材。硬度340HBnt> |
nt face="黑體" size="4">測試溫度nt> | nt size="4">nt face="黑體">20℃nt>nt> | nt size="4">nt face="黑體">200℃nt>nt> | nt size="4">nt face="黑體">400℃nt>nt> |
nt size="4">nt face="黑體">KU Joule(焦耳)nt>nt> | nt face="黑體" size="4">20nt> | nt face="黑體" size="4">32nt> | nt face="黑體" size="4">42nt> |
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