EN 1.7131 Steel 16MnCr5 Alloy Steel Round Bar ASTM EN DIN Standard With EN 10204-3.1 Certificate

Brand Name:DELTA
Certification:ISO
Model Number:EN 1.7131 / 16MnCr5
Minimum Order Quantity:1 Ton
Delivery Time:5 - 12 days based on the quantity
Payment Terms:L/C, T/T, Western Union
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EN 1.7131 Steel 16MnCr5 Alloy Steel Round Bar ASTM EN DIN Standard With EN 10204-3.1 Certificate

Products Specification


Products Name

1.7131 16MnCr5 Alloy Steel Round Bar

Diameter10 - 320mm
Length6m or custom cutting any length as request
TypeHot Rolled
BrandBAOSTEEL DELTA DONGBEI HUAXI SHAGANG.etc
MOQ1 Ton
Loading PortShanghai Port
Packingpacking by steel wire rope
Deliver time5 - 7 days for stock materials
Other Grade

Q195,Q235,10#,20#,35#,45#,Q215,Q345,12Cr1Mov,

15CrMo,304,316,20Cr,40Cr,20CrMo,35CrMo,42CrMo,

40CrNiMo,GCr15,65Mn,50Mn,50Cr,3Cr2W8V,20CrMnTi,5CrMnMo

StandardASTM GB EN DIN
ApplicationStructure and Industrial

Regular Standard Size of our 1.7131/16MnCr5 Round Bar in Stock


Standard Diameter10 12 15 18 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 120 130 140 150 160 180 200 210 220 230 250 270 300

Other Alloy Steel Round Bar We Can Supply:


40CrNiMoA,4340,40CrNi2Mo,34CrNiMo6,17CrNiMo6,20CrNiMoA,8620H,35CrMo,Ⅴ40,20CrMnMo,20MnCr5,30CrNiMo8,18CrNiMo7

EN 1.7131 Steel 16MnCr5 Material

EN 1.7131 steel (16MnCr5 material) is an European standard carburized steel (case hardening steel) with good hardenability and machinability. For larger cross-section parts, high surface hardness and wear resistance can be obtained after heat treatment, and low-temperature impact toughness is also high. For specification and datasheet, please see the tables below.

16MnCr5 steel is generally used after carburizing and quenching, and is mainly used for manufacturing gears, worms, sealing bushings and other components.


The following tables show material 16MnCr5 datasheet and specification including chemical composition, mechanical properties, etc.

(DIN EN 1.7131 Material) 16MnCr5 Steel Chemical Composition

The following table shows chemical composition of 16MnCr5 material (1.7131 steel).

Chemical Composition %
StandardSteel Name (Steel Number)CSi ≤MnP ≤SCr
EN 1008416MnCr5 (1.7131)0.14-0.190.401.00-1.300.025≤ 0.0350.80-1.10
EN 1008416MnCrS5 (1.7139)0.14-0.190.401.00-1.300.0250.020-0.0400.80-1.10

Mechanical Properties of 1.7131 Steel (16MnCr5 Material)

1.7131 material, 16MnCr5 steel Brinell hardness

  • Soft annealed: ≤ 207 HBW
  • Treated to hardness: 156-207 HBW
  • Treated to ferrite-pearlite structure and hardness: 140-187 HBW
  • Normalized: 138-187 HBW

EN 1.7131, 16MnCr5 Tensile strength (after hardening and tempering at 200 °C)

  • Dia. ≤ 16mm: Min. 1000 MPa
  • 16 < Dia. ≤ 40mm: Min. 800 Mpa
  • 40 < Dia. ≤ 100mm: Min. 600 Mpa

Heat Treatment Specification of 16MnCr5 (1.7131 Steel)

  • End quench test Austenitizing temperature: 870℃ (30-35 minutes)
  • Carburizing temperature: 880-980 ℃
  • Core-hardening temperature: 860-900 ℃
  • Case-hardening temperature: 780-820 ℃
  • Tempering: 150 – 200 ℃ (≥ 1 hour)

Equivalent Grade

EN 1.7131 material (16MnCr5 steel) equivalent to ISO, US ASTM AISI SAE, Japanese JIS and Chinese GB standard. (For reference)

16MnCr5 steel equivalent
EuropeanISOUSAJapanChina
StandardGrade (Steel Number)StandardGradeStandardGrade (a)StandardGrade (b)StandardGrade
EN 1008416MnCr5 (1.7131)ISO 683-1116MnCr5AISI SAE;
ASTM A29/A29M
5115JIS G4053SCr415GB/T 521616CrMnH


China EN 1.7131 Steel 16MnCr5 Alloy Steel Round Bar ASTM EN DIN Standard With EN 10204-3.1 Certificate supplier

EN 1.7131 Steel 16MnCr5 Alloy Steel Round Bar ASTM EN DIN Standard With EN 10204-3.1 Certificate

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