6150 Spring Steel Bar for Making Strong Spring

• Customization: Available
• Type: Mould Steel
• Standard: ASTM, AISI, GB, JIS, DIN, EN
• Model NO.: 50CrVA
• Certification: ISO, RoHS, IBR, AISI, ASTM, GB, EN, DIN, JIS
• Shape: Round, Square, Plate
• Technique: Cold Rolled
• Surface Treatment: Polished
• Grade Number: 6150
• Hardness: Annealed Hbs321 Max
• Strength of Extension: 1274MPa
• Yield Strength: 1127MPa
• Certificate: SGS ISO
• Delivery Time: Within 25working Days
• Transport Package: Wooden Box or Customer′s Request
• Specification: 20-400mm
• Trademark: Taixie
• Origin: Wuxi, China
• HS Code: 72283090
• Production Capacity: 1000t/Mon

Product Description

6150 Spring Steel Bar for making Strong Spring

Product Description:
1. Hot rolled or Forged, condition annealing, black surface
2. Hardness: ≤ 321HBS;
3. Hot rolled technology: EAF+LF+VD
4. Ultrasonic test standard: SPE1921-GR3, CLASS D/D or E/E

Standard	Grade	Chemical composition (%)
		C	Si	Mn	Cr	S	P	Ni	V	Cu	Ti
GB	50CrVA	0.48~0.53	0.15~0.35	0.7~0.9	0.80~1.10	≤0.04	≤0.035	≤0.35	0.10~0.20	≤0.25	--
AISI	6150	0.48~0.53	0.15~0.35	0.7~0.9	0.80~1.10	≤0.04	≤0.035	≤0.35	0.10~0.20	≤0.25	--
JIS	SUP10	0.48~0.53	0.15~0.35	0.7~0.9	0.80~1.10	≤0.04	≤0.035	≤0.35	0.10~0.20	≤0.25	--
DIN	50CrV4	0.48~0.53	0.15~0.35	0.7~0.9	0.80~1.10	≤0.04	≤0.035	≤0.35	0.10~0.20	≤0.25

Size of 65Mn Hot Work Spring Steel
Round bar	Diameter(mm)	Length (mm)
	Max:800	Max: 9000
Plate	Thickness(mm)	Width (mm)	Length (mm)
	Max:800	Max:1000	Max:6500

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: