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Forged Steel Balls

Qingdao Weibao Chemical Co., Ltd

WB-WEIBAO is the supplier of industrial chemistry and equipment as long as a provider of logistics services.According to direct contacts with manufacturers

Supply (ton):

Place of Origin：CHINA

Transport：By trian

Delivery time：1 to 3 working days

  • Description
  • Product data

Forged Steel Balls

 1. Diameter Tolerance & Roundness

 

Diameter30405060708090100110120125150

Diameter

roundness(mm)

±2﹢3，-2﹢4，-3﹢5，-4
Roundness (%)≤2≤3≤4≤5

  

  2. Techmical Specification



Brand

Breakage rate

Hardness
(HRC)

Impact value
(J/cm²）

Drop times
(times)

Micro structure

45#

<1%

≥45

≥12

≥8000

M+C

40Mn

<1%

≥50

≥12

≥10000

M+C

50Mn

<1%

≥55

≥12

≥10000

M+C

60Mn

<1%

≥55

≥12

≥12000

M+C

65Mn

<1%

≥58

≥12

≥12000

M+C

70Mn

<1%

≥60

≥12

≥12000

M+C

40Cr

<1%

≥55

≥12

≥12000

M+C

42CrMo

<1%

≥55

≥12

≥12000

M+C

70Cr2

<1%

≥58

≥12

≥12000

M+C

40Mn2

<1%

≥55

≥12

≥12000

M+C

70Mn2

<1%

≥58

≥12

≥12000

M+C

B-1

<1%

≥55

≥12

≥12000

M+C

B-2

<1%

≥58

≥12

≥15000

M+C

B-3

<1%

≥60

≥12

≥15000

M+C

B-4

<1%

≥60

≥12

≥15000

M+C

B-6

<1%

≥60

≥12

≥15000

M+C

B-6A

<1%

≥60

≥12

≥15000

M+C

B-7

<1%

≥60

≥12

≥15000

M+C

BU

<1%

≥60

≥12

≥15000

M+C

Gr15

<1%

≥60

≥12

≥15000

M+C