The last two week , all sales in China are busy about to send the container to abroad . And i also have two container 4140 Round Bar Forged to Ecuador . One container T10 Flat Bar to Bulgaria . The last working day in 2019 Lunar year in China . All the sales and customers are nervous about if there is nothing could not be handle in time in the Chinese Spring Festival holiday .

So we may feel tired and the customer may feel intense . If there is any dispute , please calm down and just take the matter on its merits . Then settle the dispute . We are partner in the business relationship . We could get the win-win business relationships happily . We could do our best to help each other . This is perfect sales and client relationship .

4140 Round Bar Forged

4140 Round Bar Forged always used by some very big size or have strictly request on the internal organizational structure .

We have more 16 years experience in 4140 Round bar , steel plate, flat bar, square supply. AISI 4140 alloy steel is chromium, molybdenum, manganese containing low alloy steel. It has high fatigue strength, abrasion and impact resistance, toughness, and torsional strength. The following datasheet gives an overview of AISI 4140 alloy steel.

4140 alloy steel material is a high quality Quenched and Tempered Alloy Structural steel, It belong to the high quality medium carbon alloy steel, Oil Quenched & Tempered Hardenss is 28-34 HRC. 4140 Annealing delivery hardenss less than 250HB.

AISI 4140 steel round bar and flat sections can be cut to your required sizes. ASTM 4140 tool steel ground bar can also be supplied, providing a high quality tool steel precision ground tool steel bar to your required tolerances. SAE 4140 steel is also available as Ground Flat Stock / Gauge Plate, in standard and nonstandard sizes.

4140

Tel: 0086-769-23190193

Fax: 0086-769-88705839

Email: jack@otaisteel.com