SHANGHAI UNITE STEEL
One-stop Brand Service Provider For Globle Machinery And Petrochemical Enterprise And Special Steel Distributor.
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Dia 2-500 Mm Polished bar, Cold Finished Bar 1020 / S20C / CK20
APPLICATIONS:
Plain carbon steel for mechanical engineering and automotive components.
It is suitable for the manufacture of parts such as general-purpose axles and shafts, gears, bolts and studs. It can be further surface-hardened typically to 50-55 HRC by induction processes, producing components with enhanced wear resistance.
RELATED SPECIFICATIONS:
European: 1020/ C22 (Ck22) /070M20,
Germany W.Nr 1.0402 C22
W.Nr 1.1151 CK22
Great Britain: BS970 - Part 3 - 1991 070M20
BS970 - 1955 EN3B
USA: AISI C1020
ASTM A29/A29M 1020
SAE 1020
UNS G 10200
Japan: JIS G 4051 S20C
Chemical composition(%):
| Grade | C | Si | Mn | P | S | Cr | Mo |
| 1020 | 0.18-0.25 | / | 0.30-0.60 | 0.040 max | 0.050 max | / | / |
Size range:
Dia: 2-500mm
Length Random Length, Fixed Length, etc.
Technical Items:
Roughness: ≤0.3µm.
Straightness: 0.30mm/meter.
Package: Polished bar by wooden cases, and export wooden cases with fumigation certifications.
Certificate of Quality: issued in English, in addition the normal terms, production process, the mechanical property yield strength, tensile strength, elongation and hardness, forged ratio, UT test result, Grain size, heat treatment methods and the sample of is shown on the Certificate of Quality.
Q: What are the advantages of your company?
A: We have professional design team in tunneling field. We can offer our costumer more competitive price, high quality and better service than factories.
Q: How can I choose material?
A: We can help find a material suitable for you according to your budget, application and freight cost.
Q: What is your terms of payment?
A: T/T or L/C, we need at least 30% deposit.
Please feel free to contact us again if you have any further questions. We look forward to receiving an order from you.