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9SiCr hot rolled steel round bars
9SiCr hot rolled steel round bars
9SiCr hot rolled steel round bars
9SiCr hot rolled steel round bars

9SiCr hot rolled steel round bars

9 sicr steel is low alloy cutting steel, but also often make cold work mould parts, the effect is very good. It than chrome steel (Cr2 or 9 Cr2) have higher hardenability and hardenability and have high tempering stability. The steel quotations from the former Soviet union as early as 9 xc, once known as 9 crsi steel. Composition and performance with 9 xc are exactly the same.
9SiCr hot rolled steel round bars information
9 sicr steel is low alloy cutting steel, but also often make cold work mould parts, the effect is very good. It than chrome steel (Cr2 or 9 Cr2) have higher hardenability and hardenability and have high tempering stability. The steel quotations from the former Soviet union as early as 9 xc, once known as 9 crsi steel. Composition and performance with 9 xc are exactly the same.
Low thermal specification
Needs in the neutral atmosphere or protective atmosphere furnace heating, preheating temperature of 700 ~ 80 ° C o for the first time, holding time 1. 0 ~ 1.5 h, the second 850 ~ 900 ° C, 2 min/mm, time of heat preservation heat insulation at 100 ℃ or less after speed up to 1100 ~ 1150 ℃, holding time 1.0 ~ 1.5 min/mn. Should frequently turning of billet in the process of heating, uniform heat, fully burned. The forging temperature 1050 ~ 1100 ° C, repeated double cross to the upsetting forging, after forged alloy carbide grade level 2 or less.
Chemical and Mechanical

Chemical composition (wt.%)

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) V(%)
0.85~0.95 1.20~1.60 0.30~0.60 ≤0.030 ≤0.030 0.95~1.25 ≤0.20 ≤0.20

Mechanical Properties

Rp0.2 (MPa) Rm (MPa) Impact
KV (J)
Elongation
A (%)
A Z (%) Delivery Hardness HB
543 (≥) 234 (≥) 31 21 41 Solution & Aging, Ann, Ausaging, Q+T 123

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Q1: WHAT'S YOUR PAYMENT TERM?
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Q2: DO YOU HAVE AFTER-SALE SERVICE?
A2: Our quality and service is our life, so even after your buying, we still offer free after sale service.

Q3: HOW LONG IS YOUR DELIVERY TIME?
A3: Our delivery time is 10-15 days after payment.

Q4: IF YOU TEST THE POLISHING MACHINE  BEFORE IT LEAVE FACTORY? 
A4: Of course. All our polishing machine will be tested and rechecked before delivery.

Q5: DO YOU OFFER OEM SERVICE?
A5: Yes, OEM is welcome.
 
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