1. hot rolled 4140 high qualitysteel iron rod steel round bar with machined fabrication

steel rod pictures

2. hot rolled 4140 high qualitysteel iron rod steel round bar with machined fabrication

chemical composition and technical property and other details:

42CrMo4/42CrMoS4/4140/1.7225 

Material:42CrMo4/42CrMoS4/4140/1.7225

Process: hot rolled

Diameter: 20mm-280mm

Chemical Composition:

Grade	No.	C	Si	Mn	P,max	S,max	Cr	Mo
42CrMo4	1.7225	0.38-0.45	0.15-0.4	0.6-0.9	0.035	0.035	0.9-1.2	0.15-0.25

 

Delivery Condition:Black surface/Rough machined or as request

Heat Treatment:Normalized/Annealed/Quenched/Tempered/QT

Technical Data:According to the customer's requirement of chemical composition,physical properties and mechanical testing

Test:Ultrasonic test according to SEP1921-84 Class C/c

Mark:Grade,Heat No.,Length,Weight will be stamped one each bar

Payment: 30% advance by T/T or 100% irrevocable L/C

3. Processing

doing Q+T  treatment for the hot rolled bars to make sure the hardness

4. steel rod, after doing heat treatment, do the thread over the surface of the rod or make other machining works. Turning, peeling, machining.

 

5. final finished steel rod machined parts export packing by woodboxes.

 

6. final steel rod machined parts loaded into containers

7. name cards