Sks31 Cold Working Mould Steel Bar

• Customization: Available
• Type: Tool Steel
• Standard: AISI, ASTM, DIN, JIS, GB
• Model NO.: SKS31
• Composition: Ferrous Steel Scrap
• Technique: Hot Rolled
• Shape: Round, Square, Hexagonal, Angle
• Surface Treatment: Polished
• Special Use: Mold Steel
• Application: Tool Steel Bar
• Grade Number: Sks31
• Hardness: Annealed Hbs250 Max
• Diameter: 20mm~410mm or Any
• Length: 80mm~410mm or Any
• Certificate: SGS ISO
• Delivery Time: Within 10 Working Days
• OEM: Yes
• Packing: Seaworthy Packing
• Transport Package: Wooden Box or Customer′s Request
• Specification: DIN1.2419, 105CrW6, SKS31, O7
• Trademark: Taixie
• Origin: Wuxi, China
• HS Code: 7228300000
• Production Capacity: 10000t/Mon

Product Description

SKS31 Cold Working Mould Steel Bar

Product Description:
1. JIS SKS2, SKS31 tool steel
2. Hot rolled or Forged, condition annealing, black surface
3. Hardness: ≤ 255HBS;
4. Hot rolled technology: EAF+LF+VD
5. Ultrasonic test standard: SPE1921-GR3, CLASS D/D or E/E

Standard	Grade	Chemical composition (%)
		C	Si	Mn	S	P	V	Ni	Cr	Cu	Ti
GB	CrW	0.95~1.04	≤0.35	≤0.40	≤0.020	≤0.030	0.80-1.20	≤0.12	≤0.10	≤0.20	--
AISI	O7	0.95~1.04	≤0.35	≤0.40	≤0.020	≤0.030	0.80-1.20	≤0.12	≤0.10	≤0.20	--
JIS	SKS2	0.95~1.04	≤0.35	≤0.40	≤0.020	≤0.030	0.80-1.15	≤0.12	≤0.10	≤0.20	--
DIN	--	0.95~1.04	≤0.35	≤0.40	≤0.020	≤0.030	0.90-1.10	≤0.12	≤0.10	≤0.20

Applications:
1. Diecasting mould(mold, fixed block, upper die, jet nozzle, nitride thimble ).

2. Extrusion die(mold, supporting member,  choke blocks).

3. Hot press die. (aluminum, magnesium, copper alloy)

4. Parts, such as cold cutting, overlap, hot shears, wearable parts.

5. Important parts for aviation industry.

Pictures: