A Study of r-dependence in the spatial orientation of spin vectors of SDSS Galaxies having redshift 0.19 to 0.20
04-2014 LKM Steel Rainbow Chart - UpmoldNAK80 P21 Modified VAR - Prehardened to HB344 - 400 Good corrosion resistance, high wear resistance, better mirror polishability than SWG2083 0.38 1.0 13.0 - 0.5 - 0.25 - Mould base/plate with high strength requirement for plastic injection mould; core/movable part of
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China Customized P21/Nak80 Black Surface Special Alloy P21/Nak80 Black Surface Special Alloy Steel for Tools. NAK55 die steel plate has good weldability, welding parts hardness fell first, after welding By the 500 ° C x 5 h age treatment and after air cooling. The hardness and the hardness of heat affected zone and base material of the same hardness.Its hardness and the hardness of the heat
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China Mould Steel Nak80, China Mould Steel Nak80 Quick Details:Name :JIS NAK80/GB 10Ni3MnCuAl Plastic Flat Die Steel Place of Origin :Liaoning,China Brand Name :Dongbei Tegang Shape :Flat Material :Plastic Die Steel Steel Grad e :JIS NAK80/GB 10Ni3MnCuAl Size :Thick:0.5mm~10mm;Width:120mm~500mm;Length:2m~2.25m Application :used for making mirror polishing die, shield, dust cover, automobile parts, electrical discharge die steel etc
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Plastic Mould Steel - Guangzhou Changfeng Steel Co., Ltd NAK80 P21 B40 Steel Plate & Flat Bar Plastic Mould Steel FOB Price:US $2,130-2,365 NAK80 /P21 High Precision Mirror Polish Capability Plastic Mould Steel High Precision Alloy Mould Plate P21 FOB Price:US $2,950-3,200 / Ton. Min. Order:3 Tons. Contact Now. Video
Steel grades The Tool HubJan 30, 2016 · NAK80:P21 Mod., ESR:Prehardened:40-43:Pre-hardened type with high hardness, good polishability,excellent photo-etchingability, good EDM machining and weldability:molds require high wear resistance and excellent surface finishing. S-Star:SUS 420 J2 Mod., ESR:Prehardened:31-36:High mirror surface polishability with corrosion resistance.
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