製品情報

鋼鉄等級: SKD1	標準: JIS	次元: dia20mm-300mm, length 2000mm-4000mm
原産地: 中国(本土)	銘柄: Ruisheng	モデル番号: Cr12
技術: つや出し	適用: 棒鋼は死ぬ	合金またはない: 合金はある
特別な使用: 型の鋼鉄	タイプ: 合金の棒鋼

包装

包装: In bulk or based on cliensrequirements

仕様

1.Alloy tool steel Cr12 2.Cold work die steel 3.High strength, good hardenability,good abrasion resistance 4.Good service.

Specifications

1. Round tool steel bar

2.Cr12 Standard: GB / T 1299-1985

3.widely used cold work die steel, high strength, good hardenability and good abrasion resistance,

4.Mainly used to withstand the impact load is smaller, and require high abrasion resistance Die and punch, cold-cut scissors, drill sets, gauges, drawing die, pressure die thread rolling board, drawing die thread rolling die.

5.Chemical composition(for reference only):

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

6. Hardness: Annealed, 269 ~ 217HB, indentation diameter 3.7 ~ 4.1mm; quenching 55-60HRC

7.Heat treatment specifications:

1) quenching oil cooling, 950 ~ 1000 °C;

2) quenched 980 ° C, cold oil, tempering 180 °C 2h. Microstructure: tempered martensite and undissolved carbides, retained austenite

8.Delivery status: steel delivered in the annealed condition