astm 4140 alloy steel round bar

Quick Details

• Steel Grade: 4140/42crmo/scm440/en19
• Standard: AISI, ASTM, BS, DIN, GB, JIS
• Dimensions: 16-320mm
• Place of Origin: Shandong, China (Mainland)
• Brand Name: Laiwu Steel
• Model Number: round
• Technique: Hot Rolled, Hot Rolled, EAL+LF+VD
• Application: Structural Steel Bar
• Alloy Or Not: Is Alloy
• Special Use: Mold Steel
• Type: Alloy Steel Bar
• Product Name: astm 4140 alloy steel round bar
• Grade: 4140/42crmo/scm440/en19
• Diameter: 16-320mm
• Length: 3-6m
• Length tolerance: +100mm/-0mm
• Straightness: max2mm/m
• Test: UT
• Sample: free offer
• port: china main port

Packaging & Delivery

astm 4140 alloy steel round bar

4140 steel      astm 4140 steel    4140 steel bar   4140 steel round bar   astm4140 steel round bar

Processing Line: 

Iron - hot metal pretreatment - Converter - RefiningVD / RH- - Continuous Casting - Hot Rolling (KOC

KS) - heat --UT Check - Processing and Distribution Center

Grade comparison

Chemical Composition  

Machnical Properties 

Tensile Strength(Mpa)     1080
Yield Strength(Mpa)          930

Elongation                         12
Shrinkage                         45

Tolerance

Application  

1)Can be used in many fields such as building, automobile, shipbuilding, petrochemical, machinery, medicine, food, electric power, energy, space, building and decoration, etc.

2): Can be made into mould template, mortise pin, column

3): This kind of steel have good mechanical property, is widely used in structural parts which may support stress alternation, especially made into some connecting rods, bolts, wheel gear...

4): This kind of steel is the most common blanks and materials of shaft parts.

 Its die welding material model is CMC-E45.

My contact way:(Please feel free to contact me if have any need )

Production Flow Chart:

Tianjin Guotai Qiancheng Iron & Steel Co., Ltd., based in the largest steel trading market in China, Tianjin, as a direct agent of Tiantie Zhaer Steel which is one of the largest steel manufacturers in China specializes in the export of Screw-thread steel bars for the prestressing of concrete ,anchorages and PC stranded steel wire including HRB500, PSB500, PSB785, PSB830, PSB930, PSB1080 of 15mm, 16mm, 18mm 20mm, 22mm, 25mm, 28mm, 32mm, 36mm, 40mm, 50mm, 75mm and other specifications, Left hand screw thread steel bars, Right hand screw thread steel bars and Deformed steel bars of HRB500E, HRB500 , HRB400E , HRB335 grades. Besides, we also supply construction and building use steel products including Stainless steel pipes,sheets and coil, Aluminum ingots and billets, Steel angle bars, I beam, H beam, T beam, PPGI and other steel products from major steel mills in China.

Adhering to the integrity of management and customer first concept, we will continue providing high quality products to customers with good service.

 Contact  :     Mr.  Tom

FAX : 0086-022-26802018

QQ   :  809137356

website : www.guotaiqiancheng.en.china.cn

We warmly welcome kind inquiries and visit from customers from all over the world for mutual benefit and bright future !