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    • Tool Steel

      Hot Works Tool Steel

      • H13 | 1.2344 | SKD61
      • H11 | 1.2343 | SKD6
      • H10 | 1.2365 | SKD7
      • H12 | 1.2605 | SKD62
      • S7 | 1.2355

      Cold Works Tool Steel

      • A2 | 1.2363 | SKD12
      • D2 | 1.2379 | SKD11
      • D3 | 1.2080 | SKD1
      • O1 | 1.2510 | SKS3
      • L6 | 1.2714 | SKT4
    • Alloy Steel

      Engineering Alloy Steel

      • 4140 | 42CrMo4| SCM440 | EN19
      • 5140 | 41Cr4 | SCr440
      • 4340 | EN24
      • 34CrNiMo6 | 1.6582
      • 18CrNiMo7-6 | 1.6587
      • 8620 | 1.6523 | SNCM220
      • 30CrNiMo8 | 1.6580

      Wear Resistant Steel

      • NM400 Wear Resistant Plate

      • NM500 Wear Resistant Plate

    • Plastic Mold Steel
      • P20+Ni | 1.2738
      • P20 | 1.2311
      • P20+S | 1.2312

      Stainless Mold Steel

      • 420 | 1.2083
      • 420FM | 1.2085
      • 422 | 1.2316
      • S136 | S136H
    • High Speed Steel
      • M2 | 1.3343 | SKH51
      • M35 | 1.3243 | SKH55
      • M42 | 1.3247 | SKH59

      Stainless Steel

      • 440C

      Carbon Steel

      • 1045 | C45 | S45C | EN8
      • 1020 | S20C
  • 4140 Plate StockSale
  • FAQ
  • Blog
  • Contact
  • Home
  • About Us
    • History
    • Our Philosophy
    • Our Supply Range
    • Process & Design
    • ISO9001 Quality
  • Product
    • Tool Steel

      Hot Works Tool Steel

      • H13 | 1.2344 | SKD61
      • H11 | 1.2343 | SKD6
      • H10 | 1.2365 | SKD7
      • H12 | 1.2605 | SKD62
      • S7 | 1.2355

      Cold Works Tool Steel

      • A2 | 1.2363 | SKD12
      • D2 | 1.2379 | SKD11
      • D3 | 1.2080 | SKD1
      • O1 | 1.2510 | SKS3
      • L6 | 1.2714 | SKT4
    • Alloy Steel

      Engineering Alloy Steel

      • 4140 | 42CrMo4| SCM440 | EN19
      • 5140 | 41Cr4 | SCr440
      • 4340 | EN24
      • 34CrNiMo6 | 1.6582
      • 18CrNiMo7-6 | 1.6587
      • 8620 | 1.6523 | SNCM220
      • 30CrNiMo8 | 1.6580

      Wear Resistant Steel

      • NM400 Wear Resistant Plate

      • NM500 Wear Resistant Plate

    • Plastic Mold Steel
      • P20+Ni | 1.2738
      • P20 | 1.2311
      • P20+S | 1.2312

      Stainless Mold Steel

      • 420 | 1.2083
      • 420FM | 1.2085
      • 422 | 1.2316
      • S136 | S136H
    • High Speed Steel
      • M2 | 1.3343 | SKH51
      • M35 | 1.3243 | SKH55
      • M42 | 1.3247 | SKH59

      Stainless Steel

      • 440C

      Carbon Steel

      • 1045 | C45 | S45C | EN8
      • 1020 | S20C
  • 4140 Plate StockSale
  • FAQ
  • Blog
  • Contact
  • Home
  • About Us
    • History
    • Our Philosophy
    • Our Supply Range
    • Process & Design
    • ISO9001 Quality
  • Product
    • Tool Steel

      Hot Works Tool Steel

      • H13 | 1.2344 | SKD61
      • H11 | 1.2343 | SKD6
      • H10 | 1.2365 | SKD7
      • H12 | 1.2605 | SKD62
      • S7 | 1.2355

      Cold Works Tool Steel

      • A2 | 1.2363 | SKD12
      • D2 | 1.2379 | SKD11
      • D3 | 1.2080 | SKD1
      • O1 | 1.2510 | SKS3
      • L6 | 1.2714 | SKT4
    • Alloy Steel

      Engineering Alloy Steel

      • 4140 | 42CrMo4| SCM440 | EN19
      • 5140 | 41Cr4 | SCr440
      • 4340 | EN24
      • 34CrNiMo6 | 1.6582
      • 18CrNiMo7-6 | 1.6587
      • 8620 | 1.6523 | SNCM220
      • 30CrNiMo8 | 1.6580

      Wear Resistant Steel

      • NM400 Wear Resistant Plate

      • NM500 Wear Resistant Plate

    • Plastic Mold Steel
      • P20+Ni | 1.2738
      • P20 | 1.2311
      • P20+S | 1.2312

      Stainless Mold Steel

      • 420 | 1.2083
      • 420FM | 1.2085
      • 422 | 1.2316
      • S136 | S136H
    • High Speed Steel
      • M2 | 1.3343 | SKH51
      • M35 | 1.3243 | SKH55
      • M42 | 1.3247 | SKH59

      Stainless Steel

      • 440C

      Carbon Steel

      • 1045 | C45 | S45C | EN8
      • 1020 | S20C
  • 4140 Plate StockSale
  • FAQ
  • Blog
  • Contact

What We Do

What We DoJeremy He2016-12-04T15:43:06+08:00
Jeremy He2023-11-07T15:30:15+08:00
s50c carbon steel jis g4051

S50C Carbon Steel JIS G4051 for Mechanical Structural Use

Engineering Steel, JIS G4051

JIS S50C Carbon Steel is one steel grade material in JIS G4051. S50C carbon steel are generally use to make mechanical parts, like spring, gear, tension bar, the roller, the axis, the load spindle etc.

Jeremy He2023-11-07T15:28:31+08:00
astm aisi 52100 bearing steel

ASTM 52100 Bearing Steel | 1.3505 | 100Cr6 | SUJ2 | EN31

ASTM A295, BS 970, DIN 17230, Engineering Steel, JIS G4805

ASTM 52100 bearing steel, 100Cr6/1.3505, SUJ2, 535A99/EN31 chromium bearing steel detailed comparison of chemical composition, mechanical properties and heat treatment, application etc.

Jeremy He2023-11-07T15:28:39+08:00
o1-tool-steel

O1 Tool Steel | 1.2510 | 100MnCrW4 | SKS3

ASTM A681, Cold Work Tool Steel, DIN EN ISO 4957, JIS G4404

AISI / ASTM A681 O1 Tool Steel is a low alloy cold work tool steel that must be oil-quenched in heat treatment. Tools and dies made from O1 Flat Ground will have good wearing and abrasive qualities.

Jeremy He2023-11-07T15:28:46+08:00
AISI D3 cold work steel

D3 Cold Work Steel | 1.2080 | X210Cr12 | SKD1

ASTM A681, Cold Work Tool Steel, DIN EN ISO 4957, JIS G4404

AISI D3 cold work steel, also know as DIN 1.2080 (Werkstoff) and JIS SKD1, is a 12% chrome alloy steel. D3 cold work steel has very high wear resistance against abrasive and adhesive wear.

Jeremy He2023-11-07T15:31:39+08:00
jis s45c steel machine structural steel

JIS G4051 S45C Steel For Machine Structural Use

Engineering Steel, JIS G4051

JIS S45C Steel is a medium strength steel. Available as rolled or normalised. JIS S45C machinery steel are usually supplied as square bar, or round bar or flat.

Jeremy He2023-11-07T15:31:48+08:00
aisi tool steel m35

High Speed Tool Steel M35 | 1.3243 | HS6-5-2-5 | SKH55

ASTM A600, DIN EN ISO 4957, High Speed Steel, JIS G4403

ASTM A600 tool steel M35 is a medium-alloyed high speed tool steel. It is also known as HSSE or HSS-E which is similar to M2, but with 5% cobalt added, which makes better hot hardness and wear resistance.

Jeremy He2023-11-07T15:31:56+08:00
AISI m42-tool-steel

M42 Tool Steel High Speed | 1.3247 | HS2-9-1-8 | SKH59

ASTM A600, DIN EN ISO 4957, High Speed Steel, JIS G4403

AISI high speed steel material M42 tool steel is a molybdenum-series high-speed steel alloy with an additional 8% cobalt. High-speed steel M42 steel is widely used in metal manufacturing industries and in cutting tools manufacturing.

Jeremy He2024-12-30T17:40:41+08:00
AISI M2 TOOL STEEL HSS steels

M2 Tool Steel | 1.3343 | HS-6-5-2C| SKH51

ASTM A600, DIN EN ISO 4957, High Speed Steel, JIS G4403

AISI M2 Tool Steel is molybdenum based high-speed steel in tungsten–molybdenum series. HSS steel grade M2 is a medium alloyed high speed steel which has good machinability.

Jeremy He2023-11-07T15:32:56+08:00
p20-steel-plate

P20 Steel Plate | 1.2311 | 3Cr2Mo | Plastic Mold Tool Steel

ASTM A681, DIN EN ISO 4957, Plastic Mold Steel

AISI P20 Steel Plate Material is a versatile, low-alloy tool steel that is characterized by good toughness at moderate strength levels. The special purpose mold steel P20 steel plate is commonly used for plastic injection mold cavities and tooling.

Jeremy He2023-11-07T15:33:03+08:00
aisi d2 tool steel special alloy steel

D2 Tool Steel | 1.2379 | X153CrMo12 | SKD11

ASTM A681, Cold Work Tool Steel, DIN EN ISO 4957, JIS G4404

AISI D2 tool steel is a high carbon, high chromium tool steel (12% chrome) with extremely high wear resisting properties, heat treatable to 60-62 Rc. D2 is very wear resistant but not as tough as lower alloyed steels.

Jeremy He2024-06-17T15:00:40+08:00
AISI h13-tool-steel widely for hot work tool steel

H13 Tool Steel | 1.2344 | X40CrMoV5-1 | SKD61 Hot Work Steel

ASTM A681, DIN EN ISO 4957, Hot Work Tool Steel, JIS G4404

H13 Tool Steel is chromium hot-work tool steels. Due to H13 steel excellent combination of high toughness and fatigue resistance, AISI H13 hot work tool steel is used more than any other tool steel in tooling applications.

Jeremy He2023-11-07T15:34:39+08:00
c45 round bar steel material

C45 Round Bar | AISI 1045 | DIN 1.1191 | JIS S45C

ASTM A29, EN 10083, Engineering Steel, JIS G4051

Steel C45 Round Bar is an unalloyed medium carbon steel, which is also a general carbon engineering steel. C45 is a medium strength steel with good machinability and excellent tensile properties. C45 round bar steel is equivalent to BS 970 EN8 or 080M40.

Jeremy He2024-11-27T17:18:31+08:00
AISI Grade 4140 steel bar engineering steel

AISI 4140 Steel Bar | 1.7225 | 42CrMo4 | SCM440

ASTM A29, BS 970, EN 10083, EN 10250, Engineering Steel, JIS G4053, JIS G4105

AISI 4140 steel is a chromium molybdenum alloy steel which is widely used as tool steel in industry. where greater toughness and wear resistance is needed over lower carbon grades.

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About Otai

Otai Special Steel is stable supplier for Voestalpine & Thyssenkrupp, with ISO9001 Certified. Maybe No.1 stockist with widest size range of Alloy Steel 4140 Plate in China with over 10000 tons plate in stock.

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: +86-769-2319-0193
: +86-769-8870-5839
: +86-136-1014-9979
: Jeremy@otaisteel.com

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