Name: Steel Square Iron Bar 30mm steel round bar
Brand: honest
Availability: InStock

Product Details

Steel Square Iron Bar 30mm steel round bar

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Product Description

Round profiles 25 ~ 450mm
1. Rectangular, square profile 25 × 25 ~ 300 × 300 mm
2. Regular polygon and rectangular profiles 25 × 30 ~ 60 × 400 mm
3. Semicircle profile R20 ~ 200 mm
4. Symmetrical and asymmetrical shaped cross-section and other sections and plates

5. specific iron bars
6. small diameter(25-50mm ) profile production
7. production of large diameter section and casting iron bars 450mm wide 500mm cast iron casting sheet
8. The machine with the knife in skateboarding series of special iron bars
9. High-grade hydraulic components for hydraulic valve block special iron bars

10. Resistant ductile iron alloy products
11. Glass molds for cast profiles products
12. Develop 18-50mmd pipe wall thickness

Iron bars Features and Benefits

Uniform and dense microstructure

Excellent mechanical properties

Finished high

Excellent pressure resistance

High fatigue limit strength

Excellent surface coating

Rough saving, light weight, high precision, thermal deformation

Machining performance

The total cost savings Parts

Iron bars and typical application areas Parts

Hydraulic valve	Modular valves, combination valves, valves, relief valves, solenoid valves, hydraulic manifold
Hydraulic parts	Piston, cover, cylinder cover, guide sleeve hydraulic motor housing
Machine tool	Side panels, rear panels, sleeves, pistons, cylinder end caps, pins, spring card sets, columns, pressure rings, gears, bushings, guide
Injection Molding Machine	Valves, manifold, cylinder, fixed side panels, movable plates, plastic plates, screws
Rubber Machinery	Hydraulic cylinders, the upper and lower plates, column
Printing Machinery	Mixing the ink roller, ink rails, guides, gear
Civil engineering machinery	Valves, cylinder piston, Manifold
Textile Machinery	Gears, bearing housing, balance blocks, catheters, bearings, Oldham, cams, grooved shaft
Car	Dampers, valves, catheters, mechanical seals, bushings, gaskets, balance blocks, bearing
Shipping	Oil separator, cylinder, piston, valve bushings, engine valve stem cover, cylinder body parts
Power Equipment	Rotary air conditioning compressor roll sets, motor gear, freezers rotor, generator disc
Dies	Glass, aluminum, plastic, wheel, pressure casting punch and die
Crane	Pulleys, bushings, bearings
Engineering Machinery	Bushings, ring, kava, wear sleeve, ground cover, gears, shafts
Oil drilling	Drillable packer / drillable bridge plug, suction pipe, drill pipe
Railway vehicles	Bogie bushing, brake system bushings, shaft
Nonferrous Metallurgy	Casting riser tubes, suction casting, thermocouple protection tube
Air conditioning compressor	Rolling piston rings, piston
Car	Gears, shafts, dry cylinder liners, piston rings, steering pump stator ring
Tractor / Ship	Dry cylinder liners, piston rings, steering pump stator, ring gear, gear sets, liners, partitions
Mining Machinery	Wear ring sets, gears, shafts, engine cylinder
Other	Manifold, fan pulley, wheel housing, air compressors, rotors, sleeve, flange, winch wheel, lift hook, transfer roller, balance blocks
Submarine cable industry	High silicon chrome tubular anode
Amorphous alloys	Supply of high-purity silicon iron boron alloy
Lock industry	Lock blanks

Cast iron material specification parameter table

Table 1 Section size tolerance, deflection and machining allowance to defects

Shape	Size(mm)	Section of tolerance(mm)		Deflection(mm)		Machining allowance to defects(mm)
Shape	Size(mm)	Gray iron bars.FC	Ball iron bars.FCD	Gray iron bars.FC	Ball iron bars.FCD	Gray iron bars.FC	Ball iron bars.FCD
Circular	Φ25-Φ45	0-+1.0	0-+1.5	≤4.0	≤5.0	≤1.0	≤1.0
	Φ50-Φ65 Φ70-Φ100	0-+1.5 0-+2.0	0-+1.5 0-+2.0	≤3.0 ≤2.0	≤4.0 ≤3.0	≤1.5 ≤2.0	≤1.5 ≤2.0
	Φ105-Φ150	-0.-+3.0	-0.-+4.0	≤2.0	≤2.5	≤2.5	≤2.5
Rectangle	Thickness 25-45	0-+1.5	0-+2.0	≤5.0	≤5.5	≤2.0	≤2.0
	Thickness 50-100	0-+2.5	0-+2.5	≤4.0	≤4.5	≤2.5	≤2.5
	Thickness 100-120	0-+3.0	0-+3.0	≤3.0	≤3.5	≤3.0	≤3.0
Semicircle	Absolute height40-55	0-+2.0	0-+2.0	≤4.0	≤4.5	≤2.0	≤2.0
Semicircle	Absolute height60-150	0-+3.0	0-+3.0	≤3.0	≤3.5	≤2.5	≤3.0

Table 2 Common product specifications, performance and chemical composition

JB/T10854-2008		HT/LZ200	HT/LZ250	HT/LZ300	QT/LZ450-10	QT/LZ500-7	QT/LZ600-3	QT/LZ700-2
JIS		FC200	FC250	FC300	FCD450	FCD500	FCD600	FCD700
chemical composition	C	2.8-3.85	2.8-3.8	2.8-3.8	3.0-3.9	3.0-3.9	3.0-3.9	3.0-3.9
	Si	2.0-3.2	2.0-3.2	2.0-3.2	2.0-3.4	2.0-3.4	2.0-3.2	2.0-3.2
	Mn	0.3-0.8	0.3-0.8	0.3-0.8	0.1-0.4	0.2-0.4	0.2-0.6	0.2-0.8
	P	≤0.15	≤0.15	≤0.15	≤0.05	≤0.05	≤0.05	≤0.05
	S	≤0.12	≤0.12	≤0.1	≤0.03	≤0.03	≤0.03	≤0.03
	Mg	-	-	-	0.02-0.1	0.02-0.1	0.02-0.1	0.02-0.1
Mechanical properties	Tensile strength Mpa	≥180	≥220	≥260	30≤D≤120 ≥450; 125≤D≤350 ≥400	30≤D≤120 ≥500; 125≤D≤350 ≥420	30≤D≤120 ≥600; 875≤D≤350 ≥550	30≤D≤120 ≥700;125≤D≤350 ≥650
	Hardness HB	140-190	170-220	180-260	130-180	140-200	150-220	180-260
	Elongation%	-	-	-	30≤D≤120 ≥10; 125≤D≤350 ≥7	30≤D≤120 ≥7; 125≤D≤350 ≥5	30≤D≤120 ≥3; 125≤D≤350 ≥2	30≤D≤120 ≥2; 125≤D≤350 ≥1
size	Circular	25-400			25-150
	A square	2525-350350			3030-120120
	A flat square	2540-25400			2540-30220
	Semicircle	R25-R180			R30-R150

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Zhucheng Honest Industry and Trade Co., Ltd. is professional in supplying efficient products of paper making machinery , egg tray plant machinery, food washing machinery, environmental protection equipment and iron casting pipe etc and high technical service. we hope will have a good cooperation with you soon!