38CrMoAl hot rolled steel round bars

38CrMoAl is a nitrided Alloy Steel with high wear resistance, high fatigue strength and high strength.It is mainly used for nitrided parts with precise dimensions after heat treatment, or various nitrided parts with low impact load and high wear resistance.

Classification :

PRODUCT DETAILS

Product introduction
 

38CrMoAl hot rolled steel round bars information

A Small Story of 38CrMoAl Special Alloy Steel Round Bar. 38CrMoAl is a nitrided Alloy Steel with high wear resistance, high fatigue strength and high strength. It is mainly used for nitrided parts with precise dimensions after heat treatment, or various nitrided parts with low impact load and high wear resistance
It is mainly used for nitrided parts with precise dimensions after heat treatment, or various nitrided parts with low impact load and high wear resistance. Such as boring bar, grinding machine spindle, automatic lathe spindle, worm, precision screw, precision gear. And also such as High-pressure valves, valve stems, gauges, templates, rollers, replicas, cylinder blocks, compressor piston rods, governors on steam turbines, rotating sleeves, fixing sleeves, various wear-resistant parts on rubber and plastic extruders, etc.

 

Chemical and Mechanical


38CrMoAl steel chemical composition:

Materail Chemical Composition %

 
C Si Mn S/P AL Cr Mo
38CrMoAl 0.35-0.42 0.20-0.45 0.30-0.60 0.030 max 0.70-1.10 0.80-1.10 0.15-0.25


38CrMoAl steel mechanical properties:

Mechanical Properties
Yield Strength (MPa) Tensile Strength (MPa) Elongation Reduction of area  
980 min 830 min 12% min 50% min  

The order delivery condition as follow :

–1.Hot Rolled;;Black Surface

–2.Hardness:160~260HB

–3.Length:4000~6000mm

–4.UT-SEP 1921C/C or Better

–5.Chmical Analyzed 38CrMoAl ( or 1.8509 )

–6.Fix Diameter ( Accept the tolerance -/+1.5mm)

–7.SGS or other third party inspection under buyer‘s arrangement

 As we prepared the goods ,and informed customer to arrange third party inspeaction .

Order inspector of 38CrMoAl Alloy Steel Round bar .

The customer arrange AGS test for the goods . (test the Diameter / Length / Qty (PC) and weight before loading by container )
And there is feedback of the test is ” Uncceptable “for the goods .
Test feedback as follow :
1.The inspection result was failed due to there was rusty mark on almost all the products
2.There was no scale provided for unit weight check;
3.The actual material on labels was “38CrMoALA” not conformed to the client spec “38CrMoAl”
4.For the diameter check, for item 3-75×6000-7500mm, the actual diameter was 73mm. For item 4-80×6000-7500mm, the actual diameter was 78mm .For item 5-85×6000-7500mm, the actual diameter was 83mm.
For hardness check, material strength test, stainless steel material check, chemical composition analysis, there was no equipment or testing report provided on site.so customer accept our QC’s material test report .

After our QC feedback for the test process of inspector,the inspector did not do the steel test before ,and there without some mistake of the test way .

Warehouse storage

Our company is a quality benchmark enterprise in Shandong Province, a national contract-abiding and credit-abiding enterprise, and a national, industry and group standard unit for "Colored Steel Plate for Building Decoration". We have many customers all over the world, and our products are exported to Asia, the Middle East, America, Europe, Africa and other countries, enjoying a good reputation at home and abroad. Up to now, we have also established long-term, win-win partnerships with a number of large steel mills.

 

 

Packing and delivery

We are the first-level agent for Chinese state-owned enterprises Shanghai Baosteel and Taigang Iron and Steel Group. Our products can meet every unique requirement of our customers. We provide customized services. We can support customers with quality inspections if needed. We can provide competitive prices, good quality control, purchasing suggestions. Welcome to inquire and order!

 

 

Customer visit

Up to now, we have also established long-term, win-win partnerships with a number of large steel mills. We are the first-level agent for Chinese state-owned enterprises Shanghai Baosteel and Taigang Iron and Steel Group. Our products can meet every unique requirement of our customers. We provide customized services.

 

 

Application field

The main supply fields are: aerospace, national defense equipment, military weapons, chemical industry, shipbuilding, nuclear energy, trains, containers, environmental protection, precision machining, auto parts, machinery, electronic products, molds, medical treatment Equipment, construction, decoration, etc.

 

CERTIFICATE OF HONOR

OUR SERVICE

1 : Prime quality and reasonable price.
2 : Wide excellent experiences with after-sale service.
3 : Every process will be checked by responsible QC which insures every product's quality.
4 : Professional packing teams which keep every packing safely.
5 : Trial order can be done in one week.
6 : Samples can be provided as your requirements

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