4140 Hollow Bar
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Gnee Steel (Tianjin) Co., Ltd. is one of the most professional 4140 hollow bar manufacturers and suppliers in China. Welcome to wholesale customized 4140 hollow bar at competitive price from our factory. Good service and quality products are available.
4140 Steel Hollow Bar Products Description
4140 Hollow Bar, this steel has good processability, is slightly deformed during processing, and has very good anti-antigen properties. High. The maximum operating temperature is 427 degrees Celsius. 4140 Alloy Steel Hollow Bar, high quenchability, good toughness, small deformation during quenching, high creep strength and durable strength at high temperatures. It is used to make forgings with more strength 35CRMO steel and larger sections. Oil well rod joints and fishing tools for depths below 2000m can be used for bending molds, etc. 4140 Chrome Round Bar is available in annealed or pre-hardened condition. 4140 pre-hardware is heat treated to medium hardness (HRC 28/32) and is designated 4140 HT. 4140 High Tensile Steel Hollow Bar is offered in soft condition and can be hardened to RC 40.
4140 Hollow Round Bar Chemical Composition
| Min. % | Max % | ||||||||||
| Carbon | 0.38 | 0.43 | |||||||||
| Silicon | 0.15 | 0.04 | |||||||||
| Manganese | 0.75 | 1.00 | |||||||||
| Chromium | 0.80 | 1.10 | |||||||||
| Molybdenum | 0.15 | 0.25 | |||||||||
| Phosphorous | 0 | 0.04 | |||||||||
| Sulphur | 0 | 0.015 | |||||||||
4140 Round Bar Mechanical Properties
| Tensile Strength Mpa (Min) | 862 | |||||||||
| Yield Strength Mpa Min | 758 | |||||||||
| Elongation on % Min. | 14 | |||||||||
| Hardness RC | Min | 28 | ||||||||
| Max | 36 | |||||||||
Why choose us :
You get the perfect material as per your requirements at the lowest possible price.
The materials we supply are fully verifiable, from raw material test certificates to final dimensional statements. (Report will be shown upon request)
You get in-stock replacements, factory delivered, while minimizing manufacturing time.
We serve our customers wholeheartedly. If after checking all options we still cannot meet your requirements we will not mislead you by making false promises which will build a good customer relationship
FAQ:
Q.Do you provide custom made Products service?
A: Yes,if you have your own design , we can produce according to your specification and drawing.
Q:How long does your delivery time take?
A:In general, our delivery time is within 7-15 days, and may be longer if the quantity is extremely large or special circumstances occur.
4140 Round Metal Bar Product Image
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We have a good reputation in this area, so we can provide you with high quality 4140 Hollow Bar, our price is also very competitive, if you are interested in our products, please contact us, we look forward to your inquiry.
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