Forged Rings for Slewing Rings

We can also provide Forged Rings for Slewing Rings . We can supply the material of C45 steel, 50Mn, 42CrMo material. Normally we deliver the forged rings after rough machining and quenching, and the tolerance can be discussed case by case.

Chemical Analysis

Steel

    C

     Si

    Mn

    P

   S

Cr

Mo

   Ni

   Cu

50Mn

0.48~0.56

0.17~0.37

0.70~1.00

≤0.035

≤0.035

≤0.25

—

≤0.30

≤0.20

42CrMo

0.38~0.45

0.17~0.37

0.50~0.80

≤0.035

≤0.035

0.90~1.20

0.15~0.25

—

—

45

0.42~0.50

0.17~0.37

0.50~0.80

≤0.035

≤0.035

≤0.25

   —

≤0.30

≤0.20

* or other materials as required by customers

Mechanical Properties

Steel Grade

Tensile Strength σb

Yield Point σs

Elongation δ5

Shrinkage ψ

Impact Aku2

GB/T 699-1999

≥645MPa

≥390MPa

≥13%

≥40%

≥31J

50Mn

GB/T 699-1999

≥1080MPa

≥930MPa

≥12%

≥45%

≥63J

42CrMo

GB/T 699-1999

≥600MPa

≥355MPa

≥16%

≥40%

≥39J

45

Contrast of Steel Grade

Chinese Standard

DIN Standard

AISI Standard

ISO Standard

GB/T 699-1999

—

AISI1053

SL，SM

50Mn

GB/T 699-1999

42CrMo4

4140

42CrMo4

42CrMo

GB/T 699-1999

C45E

AISI1045

C45E4

45

Heat treatment: Quenching & Tempering, Normalizing
Hardness of forged rings

Steel Grade

Quenching&Tempering

   Normalizing

         Hardness

    Hardness

GB/T 699-1999

HB229~269

HB179~235

50Mn

GB/T 699-1999

HB269~321

*

42CrMo

GB/T 699-1999

HB228~280

HB170~217

45

* As required by customers

We determine the hardness according to the diameter of depression in the forged rings.

高负荷能力和高刚性交叉滚子轴承 1.详细的技术参数，在 RTR 技术图纸 2.标准旋转精度等级 P5。 3.表面发黑处理。

Hot tags : harmonic reducer bearings cross roller bearing harmonic reducer

根据螺母类型，有两种凸样条圆柱形和方形。它有三个凸上部 rails 共享同样的花键轴的外圆和球在由三个 rails 凸上部和样条螺母的各自部分形成某些六加载路径中运行。...

Hot tags : Ball Spline Linear Spline linear ball spline

Hot tags : Angular Contact Ball Bearing Ball Bearing Precise Ball Bearing

推力球轴承由一个轴圈、一个轴承座圈和球和保持架推力程序集。

Hot tags : Thrust Ball Bearing

该类型是轴承的专为压下设计的轧机。这种轴承有无笼，满装滚子滚道，它能承受大的单向轴向负荷。

Hot tags : tapered Roller Thrust Bearing tapered roller bearing Full Roller Bearing

深沟球轴承有深的、不间断的滚道沟槽。这些赛道槽有密切接触的球，使轴承，以适应在两个方向的径向和轴向负荷。

Hot tags : Deep Groove Ball Bearings

<< 21 [22] 23 24 25 26 27 28 29 30 >>

Steel	C	Si	Mn	P	S	Cr	Mo	Ni	Cu
50Mn	0.48~0.56	0.17~0.37	0.70~1.00	≤0.035	≤0.035	≤0.25	—	≤0.30	≤0.20
42CrMo	0.38~0.45	0.17~0.37	0.50~0.80	≤0.035	≤0.035	0.90~1.20	0.15~0.25	—	—
45	0.42~0.50	0.17~0.37	0.50~0.80	≤0.035	≤0.035	≤0.25	—	≤0.30	≤0.20
* or other materials as required by customers