1045 Cold Drawn Round Bar and Bright Drawn Round Steel Bar
Short Answer
Junxiong Metal supplies 1045, C45 and CK45 cold drawn round bars and bright drawn round steel bars for machining, shafts, pins, bushings, fittings and industrial components. Buyers can send grade, diameter, tolerance, length, quantity, surface requirement and destination country for a factory quotation.
Common inquiry terms: 1045 cold drawn round bar, C45 bright drawn round bar, CK45 round steel bar, cold finished round bar, precision round bar for machining.
Quote information needed: grade, standard, diameter, tolerance, length, quantity, surface condition, packing requirement and destination port.
Product Images for 1045 / C45 Cold Drawn Round Bar Buyers



Technical Facts for 1045 / C45 / CK45 Round Bar
1045 medium carbon steel round bar is often requested for machined shafts, pins, rollers, sleeves, mechanical parts and components that need better strength than low carbon steel. International buyers may also search for C45 or CK45 depending on their drawing standard and local market terminology.
Final grade confirmation should follow the buyer’s drawing, purchase standard, chemical composition requirement, mechanical property requirement and material certificate requirement. Similar grade names should not be treated as automatic substitutes without confirmation.
Buyers may also search for S45C or material number 1.0503 in different markets. These names are useful for inquiry matching, but final substitution must be confirmed against the required standard, drawing, chemical composition, mechanical properties, heat-treatment condition and MTC.
- Cold drawn or bright drawn surface for machining preparation
- Round bar supply by required diameter and tolerance
- Cut-to-length service can be reviewed by order
- Export packing for sea shipment
- MTC, heat number and inspection document requirements can be discussed before production
Bright Drawn Round Bar vs Cold Drawn Round Bar
Many buyers use the terms bright drawn round bar, cold drawn round bar and cold finished round bar for similar purchasing needs. The exact wording depends on the market and the required surface condition. For quotation, the most important details are grade, diameter, tolerance, straightness, length and quantity.
| Buyer Search Term | Typical Intent | What To Confirm |
|---|---|---|
| 1045 cold drawn round bar | Medium carbon round bar for machining or shafts | 1045 standard, diameter, tolerance, length and MTC |
| C45 bright drawn round bar | European buyer searching by C45 / bright steel wording | EN/DIN requirement, diameter, tolerance and surface condition |
| CK45 round steel bar | Mechanical component or shaft material inquiry | Drawing standard, heat treatment requirement if any, quantity |
| cold finished round bar | North American buyer searching bright/cold finished bar | Grade, diameter, tolerance, straightness and destination |
Applications for 1045 Bright Drawn Round Steel Bar
1045 / C45 / CK45 round bars are commonly used by machining shops, component manufacturers, engineering steel distributors and OEM buyers. Typical applications include:
- Shafts and pins
- Rollers and sleeves
- Machined mechanical parts
- Industrial fittings and bushings
- CNC turned components
- Stock programs for steel distributors and service centers
Buyer Checklist for 1045 / C45 Round Bar
To quote accurately, please send the following information:
- Required grade: 1045, C45, CK45 or buyer’s own standard
- Diameter and tolerance
- Length or cut-to-length requirement
- Surface condition: cold drawn, bright drawn or other requirement
- Quantity and delivery batches
- Destination country and port
- Material certificate and inspection document requirement
- Application or drawing if available
FAQ for 1045 Cold Drawn Round Bar Buyers
Can Junxiong supply 1045 cold drawn round bar?
Yes. Junxiong can review 1045 cold drawn round bar requirements by diameter, tolerance, length, quantity and destination country.
Is 1045 the same as C45 or CK45?
These grade names are often searched together by buyers, but final substitution should not be assumed automatically. Please provide the required standard, drawing or previous material certificate for confirmation.
Can bright drawn round bars be supplied cut to fixed length?
Cut-to-length service can be reviewed by order. Please provide length tolerance, quantity and packing requirement.
What documents can be prepared for export buyers?
Material certificate, heat number traceability, packing photos and inspection document requirements can be discussed before production.
What information is needed for a fast quotation?
Please send grade, diameter, tolerance, length, quantity, destination country, port and application. A drawing or sample photo helps confirm the requirement faster.