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- Hot Work Tool Steel
  - H13
  - 1.2344
  - SKD61
  - X40CrMoV5-1
- Cold Work Tool Steel
  - A2
  - A3
  - A4
  - A6
  - A8
  - D2
  - D3
  - O1
  - O2
  - DC53
  - SKD11
- Plastic Mould Steel
  - P20
  - OT718
  - 1.2312
  - 1.2311
  - 1.2083
- Quenched and Tempered Alloy Steels
  - 4140
    - 4140 STOCK LIST
  - 4130
  - 4340
  - 1.7225
  - 1.6511
- Carbon Steel
  - 1045
  - 1020
  - S235JR
  - Q235B
- Bearing Steel and Gear Steel
  - GCr15
  - 100Cr6
  - 52100
  - 8620
  - 16MnCr5
  - 20MnCr5
  - 20CrMnTi
- High Speed Steel
  - T1
  - T5
  - T15
  - M2
  - M35
  - M42
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AISI S7 tool Steel Data files Down

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