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    - 4140 STOCK LIST
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1.8519 nitriding alloy steel | DIN 31CrMoV9 steel

About Our Company

Otai Special Steel was established in 1999 to provide a wide range of high quality steel to the global market. Despite many huge merger deals in the industry, we remain a friendly, family business. We pride ourselves on our impeccable quality and service.

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Products

Hot Work Tool Steel
Cold Work Tool Steel
Plastic Mould Steel
Quenched and Tempered Alloy Steels
Carbon Steel
Bearing Steel and Gear Steel
High Speed Steel

Contact Us

Tel: 0086-769-23190193

Fax: 0086-769-88705839

WhatsApp: +8676923190193

Email (English): jack@otaisteel.com

Email (Español): jack@otaisteel.com

Address:

1F, Building B, Sanfang Industrial Area, Xiansha, Gaobu Town, Dongguan City, Guangdong Province, P.R. China

Subsidiary Company:

Dongguan Otai Metal Material Co., Ltd

Address: Room 615, Zhongsheng Commercial Building, #108 Hongfu Road, Nancheng Street, Dongguan City, Guangdong Province, China