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factory price iron bar/ casting iron grate bar

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Product Description

What is our Grade 250 Cast Iron Ductility, What Is Ductile Cast Iron

01	Round profiles	Φ25 ~ 450mm
02	rectangular, square profile	25 × 25 ~ 300 × 300 mm
03	regular polygon and rectangular profiles	25 × 30 ~ 60 × 400 mm
04	semicircle profile	R20 ~ 200 mm
05	small diameter profile production	Φ25-50mm
06	Large Dia section and casting iron bars	Φ450mm ×500mm sheet
07	Pipe	Wall thickness 18-50mm
08	Symmetrical shaped cross-section
09	Asymmetrical shaped cross-section
10	Industry-specific iron bars
11	Special iron bars for machine skateboarding
12	Hydraulic valve block special iron bars
13	Etch resistant ductile iron alloy products
14	Glass molds for cast profiles products
15	Other industry-specific iron bars

Table 1

Shape	Size(mm)	Section of tolerance(mm)		Deflection(mm)		Machining allowance to defects(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	0-+1.5	0-+1.5	≤3.0	≤4.0	≤1.5	≤1.5
	Φ70-Φ100	0-+2.0	0-+2.0	≤2.0	≤3.0	≤2.0	≤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
	Thickness100-120	0-+3.0	0-+3.0	≤3.0	≤3.5	≤3.0	≤3.0
Semicircle	Height40-55	0-+2.0	0-+2.0	≤4.0	≤4.5	≤2.0	≤2.0
Semicircle	Height60-150	0-+3.0	0-+3.0	≤3.0	≤3.5	≤2.5	≤3.0

Table 2

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	30≤D≤120	30≤D≤120	30≤D≤120
					≥450	≥500	≥600	≥700
					125≤D≤350	125≤D≤350	125≤D≤350	125≤D≤350
					≥400	≥420	≥550	≥650
	Hardness HB	140-190	170-220	180-260	130-180	140-200	150-220	180-260
	Elongation%	-	-	-	30≤D≤120	30≤D≤120	30≤D≤120	30≤D≤120
					≥10	≥7	≥3	≥2
					125≤D≤350	125≤D≤350	125≤D≤350	125≤D≤350
					≥7	≥5	≥2	≥1
size	Circular	Φ25-Φ400			Φ25-Φ150
	Square	2525-350350			3030-120120
	Flat square	2540-25400			2540-30220
	Semicircle	R25-R180			R30-R150

What is our materila , manufactur processing ?

1. Good raw material

2. Manufatur process with Gemeny technolidge

What is the application of cast iron bar?

Hydraulic valve	Modular valves, combination valves, valves, relief valves, hydraulic manifold
Hydraulic parts	Piston, cover, cylinder cover, guide sleeve hydraulic motor housing
Air conditioning compressor	Rolling piston rings, piston
Machine tool	Side panels, rear panels, sleeves, pistons, cylinder end caps, columns, pressure rings, gears, bushings
Printing Machinery	Mixing the ink roller, ink rails, guides, gear
Textile Machinery	Gears, balance blocks, Oldham, cams, grooved shaft
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
Mining Machinery	Wear ring sets, gears, shafts, engine cylinder

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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!