deformed steel bar/rebar steel/iron rod for construction
What is our Cast FC200/250/300 Of Gray Cast Iron Sales, Grey Iron Casting Manufacturers
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 |
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09 | Asymmetrical shaped cross-section |
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10 | Industry-specific iron bars |
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11 | Special iron bars for machine skateboarding |
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12 | Hydraulic valve block special iron bars |
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13 | Etch resistant ductile iron alloy products |
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14 | Glass molds for cast profiles products |
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15 | Other industry-specific iron bars |
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Our Cast Iron Rod Picturs
What is our cast iron bar standard?
Table 1
Shape | Size(mm) | Section of tolerance(mm) | Deflection(mm) | Machining allowance to defects(mm) | |||
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| 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 |
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 |
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Square | 25*25-350*350 | 30*30-120*120 |
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Flat square | 25*40-25*400 | 25*40-30*220 |
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Semicircle | R25-R180 | R30-R150 |
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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 |