Alloy Steel 34cralni7 Round Bar for Machine

• Customization: Available
• Type: Carbon Steel Bar
• Standard: AISI, ASTM, GB, JIS, DIN, BS
• Model NO.: EL-RB
• Technique: Hot Rolled
• Application: Structural Steel Bar, Tool Steel Bar, Die Steel Bar
• Surface Treatment: Coated
• Alloy: Non-alloy
• Special Use: Mold Steel
• Length: 1-12m
• Certificate: ISO
• Delivery Time: 15-30days After Down Payment
• Standard or Not: Standard
• Secondary or Not: Non Secondary
• Price Term: Fob,CIF,CNF
• Payment: L/C,T/T
• Surface: Peeling, Turning, Polishing
• MOQ: Small Qty Can Discuss
• Transport Package: in Bundle or as Requested
• Specification: 10mm-900mm
• Trademark: Kingmetal
• Origin: China
• HS Code: 72166900
• Production Capacity: 500000tons Per Month

Product Description

Size:10mm-900mm

Standard:ASTM,AISI,JIS,GB,EN,DIN,ASME,BS,SUS,etc.

Surface Treatment: painting,plating,polishing,black oxide,transparent anti-rust oil

Heat treatment: Normalized / Annealed / Quenched / tempered


Processing
 
Electric arc furnace melting→refining furnace→vacuum treatment furnace→
→cast ingot→steel ingot anneal→ heating → high-speed forging, refining
forging→annel,retarded cooling,air cooling→quenching and tempering
treatment→finishing operation→test→finished products
 
Application:
Foodstuff, gas, metallurgy, biology, electron, chemical, petroleum, boilers, nuclear, energy, construction field, ships building industry, war and electricity industry, boiler heat exchanger, machiner and hardware fields and medical equipment, fertilizer, etc.  
 

Symbol of Class	Chemical Composition %
	C	Si	Mn	P Max.	S Max.
S 10C	0.08∼0.13	0.15∼0.35	0.30∼0.60	0.030	0.035
S 12C	0.10∼0.15	0.15∼0.35	0.30∼0.60	0.030	0.035
S 15C	0.13∼0.18	0.15∼0.35	0.30∼0.60	0.030	0.035
S 17C	0.15∼0.20	0.15∼0.35	0.30∼0.60	0.030	0.035
S 20C	0.18∼0.23	0.15∼0.35	0.30∼0.60	0.030	0.035
S 22C	0.20∼0.25	0.15∼0.35	0.30∼0.60	0.030	0.035
S 25C	0.22∼0.28	0.15∼0.35	0.30∼0.60	0.030	0.035
S 28C	0.25∼0.31	0.15∼0.35	0.60∼0.90	0.030	0.035
S 30C	0.27∼0.33	0.15∼0.35	0.60∼0.90	0.030	0.035
S 33C	0.30∼0.36	0.15∼0.35	0.60∼0.90	0.030	0.035
S 35C	0.32∼0.38	0.15∼0.35	0.60∼0.90	0.030	0.035
S 38C	0.35∼0.41	0.15∼0.35	0.60∼0.90	0.030	0.035
S 40C	0.37∼0.43	0.15∼0.35	0.60∼0.90	0.030	0.035
S 43C	0.40∼0.46	0.15∼0.35	0.60∼0.90	0.030	0.035
S 45C	0.42∼0.48	0.15∼0.35	0.60∼0.90	0.030	0.035
S 48C	0.45∼0.51	0.15∼0.35	0.60∼0.90	0.030	0.035
S 50C	0.47∼0.53	0.15∼0.35	0.60∼0.90	0.030	0.035
S 53C	0.50∼0.56	0.15∼0.35	0.60∼0.90	0.030	0.035
S 55C	0.52∼0.58	0.15∼0.35	0.60∼0.90	0.030	0.035
S 58C	0.55∼0.61	0.15∼0.35	0.60∼0.90	0.030	0.035
S 9 CK	0.07∼0.12	0.15∼0.35	0.30∼0.90	0.025	0.25
S 15CK	0.13∼0.18	0.15∼0.35	0.30∼0.90	0.025	0.25
S 20CK	0.18∼0.23	0.15∼0.35	0.30∼0.90	0.025	0.25

 
Application:

Carbon Steel	Mold bottom Plastic mold Construction machinery parts Automobile parts Security grills Screens Construction
Bearing Steel	Aerospace Navigation Nuclear energy Chemical industry Electronic information Petrochemical Instrument and meter Transportation
Cr-Mo Steel	Mechanism & Fasteners gear    Stressed components for vehicles  Engines and machines  Parts of larger cross-section
Gear Steel	All kinds of gears Statically and dynamically stressed component for vehicles Engines and machine Larger cross-section parts Crankshafts