
Otaisteel is stable and reliable supplier for fortune 500 companies at home and abroad, such as thyssenkrupp, china north industries group corporation limited. Otai exports various tool steel and alloy to more than 30 countries from Europe and American, middle East and Asia. Our steel materials meet DIN/ ASTM/EN/JIS ect different international standards.
AISI 4140 alloy steel round bar, steel flat bar, plate supplier. AISI 4140 alloy steel is chromium, molybdenum, manganese containing low alloy steel. It is widely used across numerous industries and is an excellent material choice due to its toughness, high fatigue strength, and abrasion and impact resistance. It has high fatigue strength, abrasion and impact resistance, toughness, and torsional strength.
AISI/SAE 4140 grade is a versatile alloy with good atmospheric corrosion resistance and reasonable strength. It shows good overall combinations of strength, toughness, wear resistance and fatigue strength.
Established in 1999, first begin with Yao Teng Steel Brand, Otai Steel supplies a wide range of carbon, alloy and stainless steel products, including high speed tool steel, cold works tool steel, hot works tools steel, plastic mould steel, engineering steel and machine structural steel etc. After almost 20 years development and growing, Otai Steel becomes one comprehensive special steel factory, stockist and exporter. Combined with experienced exporting team and professional technical knowledge,Otai 42CrMo4 special steel is produced by the only one imported advanced steel making equipment. Welcome to send email to us .

AISI 1020 Steel is a mild carbon steel, 1020 steel belong to the high quality low carbon steel, cold extrusion, carburizing and hardening steel. The ...

GB GCr15 bearing steel is GB standard Alloy Bearing steel, It belong to the high quality high carbon, alloy chromium,manganese steel. GB GCr15 ...

Main products include: epoxy led module, injection led module, led pixels, led point light, s shape strips, neon flex and led power supply.
Application:sign board, ...

1. Adopted gantry structure and integrated cast cross-girder to achieve higher rigidity, stability, shock resistance.
2. High-performance laser source and stable operating system ...