Categories | Chrome Plated Steel Bar |
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Brand Name: | UST |
Model Number: | Dia: 2-800mm |
Certification: | ISO 9001 |
Place of Origin: | China |
MOQ: | MOQ: 1 piece |
Price: | USD 20- 800/piece |
Supply Ability: | 500 ton/month |
Delivery Time: | Within 5-35 days |
Packaging Details: | Plastic plugs in both ends, Hexagonal bundles of max 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips. |
Quality Standard: | ASTM, DIN, GB, JIS etc |
Process: | Cold drawn, peepled, grinded, polished |
Tolerance: | ISO 2768-1-f, and ovality is half of the tolerance of diameter |
Chrome thickness: | 10micron (min) |
Surface hardness: | 800 - 1200 HV |
Straightness: | 0.1/1000 (min) |
Surface roughness: | Ra 0.1 or Less Than Rz0.8 |
Salt spray: | 48 - 120 hours (Chromed) |
Company Info. |
SHANGHAI UNITE STEEL |
View Contact Details |
Product List |
4140/42CrMo4 Hard Chrome Plated steel bar, piston rod, Dia: 2-800mm
Application:
Machine centers,Machine tools,Precision machining machines,Heavy
cutting machines,
Punching machines,Marble cutting machines,Automatic
equipments,Grinding machines,High speed transfer
equipments,Injection molding machines,Measuring equipments.
Chemical requirements
Grade | C | Si | Mn | P | S | Cr | Mo | Cu |
4140 | 0.38~0.43 | 0.15~0.35 | 0.75~1.00 | ≤0.035 | ≤0.040 | 0.80~1.10 | 0.15~0.25 | / |
SCM440 | 0.38~0.43 | 0.15~0.35 | 0.60~0.85 | ≤0.030 | ≤0.030 | 0.90~1.20 | 0.90~1.20 | ≤0.30 |
42CrMo4 | 0.38~0.45 | ≤0.40 | 0.60~0.90 | ≤0.035 | ≤0.035 | 0.90~1.20 | 0.15~0.30 | / |
42CrMo | 0.38~0.45 | 0.17~0.37 | 0.50~0.80 | ≤0.030 | ≤0.030 | 0.90~1.20 | 0.15~0.25 | / |
Size range:
Dia: 2-800mm
Length Random Length, Fixed Length, etc.
Applications | Machine centers,Machine tools,Precision machining machines,Heavy cutting machines,Punching machines,Marble cutting machines,Automatic equipments,Grinding machines,High speed transfer equipments,Injection molding machines,Measuring equipments. |
Material | alloy steel, carton steel or stainless steel |
Equipment | From simple 2-axis turning to 7-axis, turn-mill-drill CNC Swiss-type/machines, we are equipped with a full line of CNC equipment from the following manufactures:/molding machines/ stamping machines/automatic lathe machines/ spring machines, and so on. |
Process | Raw materials →heat treatment(normalizing+tempering) →Peeled/cold drawn/turned → Straightening →Cutting→ inspection → rough grinding 3 times → Straightening →Inspection →Precision grinding 2 times →Inspection →Polishing →Inspection → Chromeplating →Inspection →Polishing →Inspection →Packaged |
Heat Treatment | Normalization , quenching and tempering, Case Hardening, Nitriding, Carbon Nitriding, Induction Quenching |
Dimension | Dia: 2-800mm, Length Random Length, Fixed Length, etc |
Tolerance | ISO 2768-1-f, and ovality is half of the tolerance of diameter |
Chrome thickness | 10micron (min) |
Surface hardness | 800 - 1200 HV |
Surface roughness | Ra 0.1 or Less Than Rz0.8 |
Straightness | 0.1/1000 (min) |
Salt spray | 48 - 120 hours (Chromed) |
Packing | Wooden case or according to customers' requirement |
Delivery time | Within 5-25 days. |
Please feel free to contact us again if you have any further
questions. We look forward to receiving an order from you.
Skype: erichuang20111