Description: Cr12 mold steel alloy tool steel for a typical domestic implementation of the standards GB/T 1299-1985 chemical composition: C Si Mn S P Cr Ni Cu Co 2.00～2.30 ≤0.40 ≤0.40 ≤0.030 ≤0.030 11.50～13.00 ≤0.25 ≤0.30 ≤1.00 mechanical properties: Hardness: annealing , 269 ~ 217HB, indentation diameter 3.7 ~ 4.1mm; quenching , ≥ 60HRC Heat treatment: high temperature quenching 1100-1150℃, low temperature quenching 960 ~ 1050 ℃ first tempering 180~200 ℃, 2 hours, air cooling second tempering 320~350 ℃, 2 hours, air cooling Microstructure: tempered martensite and retained austenite undissolved carbides . Delivery condition: annealed Application: Cr12 is widely used cold work die steel , high strength , good hardenability and good wear resistance, but poor toughness . Mainly used for small to withstand impact loads requiring high wear Die and punch , cold cut scissors, drill sets , gauge, wire drawing dies , pressure die , thread rolling plate , drawing die and thread rolling die.
GCr15 steel is an alloy content of less, with good performance, the most widely used high carbon chromium bearing steel. After quenching and tempering high hardness, uniform structure, good abrasion r
Description: S45C is a kind of high carbon steel grade which based on the standard of JIS G 4051- 2009. S45C steel has excellent weldability and machinability, and it can be subjected to va
S50C Hot rolled steel bar is one of our main products, Bebon as a S50C Hot rolled steel bar supplier in china, We keep more than 1000 tons S50C Hot rolled steel bar in stock every month. More inform
34CrNiMo6 is alloy high strength steel , because of its good comprehensive mechanical properties, 34CrNiMo6 widely used in the manufacture of the camshaft and connecting rod of engine parts. del
Description: 40Cr is under the standard of GB/T 3077-1999 in China, 40Cr steel is one of the most widely used steel in machinery manufacturing field. After quenching and tempering, 40Cr has good
45# steel is a kind of medium carbon quenched and tempered steels. The cold plasticity is general, annealing, normalizing is slightly better than quenched and tempered, has high strength and good work
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