Sup 9 1.7176 55cr3 Spring Steel

• Type: Spring Steel
• Standard: ASTM, GB, JIS, DIN, BS
• Technique: Forged, Rolled
• Application: Tool Steel Bar
• Surface Treatment: Black, Grinded, Peeled, Rough Turned, Polished
• Alloy: Alloy
• Model NO.: SUP 9 1.7176 55Cr3
• Special Use: Mold Steel
• Size Range: 2-1000mm
• Similar Grades: Sup9 1.7176 55cr3 SAE 5155
• Quality Standard: DIN17222
• MOQ: 1t
• Transport Package: Seaworthy Packing
• Specification: 1-1000mm
• Trademark: FUSHUN
• Origin: Huangshi, China
• HS Code: 7228600000
• Production Capacity: 500tons Per Month

Product Description

SUP9 SAE 5155  55Cr3  55CrMnA Spring Steel
Similar Grade: 1.7176 55Cr3 SAE 5155 55CrMnA
Shape: Round, Flat, Square.
Size Range:

	Diameter(mm)	Thickness (mm)	Width (mm)	Length(mm)
Round	1.0-1000	-	-	2000-11800
Square	10-1000	-	-	2000-11800
flat	-	20-800	80-2000	2000-11800

 
Steel-making Condition: EF, EF/EAF+LF+VD, EF/EAF+ESR
Delivery Condition:
Cold Rolled only
Cold Rolled+Soft Annealed (G)
Cold Rolled+Soft Annealed+Cold Rolled (G+K)
Cold Rolled+Hardened+Tempered (H+A)
 
Surface Condition: 
Grey Blue (GR)
Bright (BK)
Polished (P)
Polished and Colour Tempered (P+AF)

Features:
1.Competitive price
2.Immediate delivery
3.Premium quality
4.Reliable service
5.MOQ: 1 Ton
 

Packing details	In seaworthy packing, as your requirement.
Delivery details	within 20-50 days

 
 
 
Chemical Composition:

Grade	C	Mn	Si	P	S	Cr
SUP9	0.52-0.59	0.70- 1.00	0.04 max	0.025 max	0.025 max	0.70- 1.00

 
 
 
Heat treatment:
HEAT TREATMENT:
FORGING:Hot forming temperature: 1050 - 850°C.
SOFT ANNEALING: Heat to 640 - 680°C, cool slowly in furnace. This will produce a maximum Brinell hardness of 248.
HARDENING: Harden from a temperature of 830 - 860°C followed by oil quenching.
TEMPERING: Tempering temperature: 430 - 500°C, air.
 
Mill′s test certificate:
EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.
 
Application:
Steel grade for laminated springs thickness above 7 mm for trucks and railway vehicles, coiled and threaded springs.
 
 
 
 Contact Information:
FUSHUN SPECIAL STEEL CO., LTD.
 
 
 
 
 
Website: fushunmetal.en.made-in-china.com