PO Box-33520, Ind area 11 Sharjah, UAE.

chrome rods

Precision in Every Micron. Performance in Every Application.

MS Trading proudly offers high-performance Chrome Plated Rods—crafted for critical industrial applications requiring exceptional surface finish, durability, and corrosion resistance. Engineered with premium carbon, alloy, and stainless steels, our chrome rods deliver superior wear resistance, high hardness, and dimensional accuracy—ideal for hydraulic cylinders, pneumatic actuators, and heavy-duty machinery.

Key Features

  • Chrome Thickness: Up to 50 µm, for extended service life
  • Surface Hardness: Min. 900 HV 0.1
  • Surface Roughness: Max. Ra 0.20 µm
  • Corrosion Resistance: Up to 1000h (NSS Salt Spray Test)
  • Straightness:
    • Ø < 20 mm: max. 0.3 mm/m
    • Ø ≥ 20 mm: max. 0.2 mm/m
  • Roundness: Within ½ the diameter tolerance field
  • Tolerance: ISO-f7 (Special tolerances on request)
  • Residual Magnetism: Max. 50 Gauss

Chrome Plating Grades & Corrosion Resistance

Plating Grade

Chrome Layer

Corrosion Resistance (NSS)

A-CHROME 15

≥15 μm

120 hours / R9 Rating

A-CHROME 20

≥20 μm

200 hours / R9 Rating

A-CHROME 30

≥30 μm

200 hours / R9 Rating

A-CHROME 40

≥40 μm

500 hours / R9 Rating

A-CHROME 50

≥50 μm

500 hours / R9 Rating

A-CHROME INOX

≥20 μm (SS)

1000 hours / R9 Rating

 

Material Grades Available

Carbon & Alloy Steel:

  • C45E (EN 1.1191 / ASTM 1045)
  • 20MnV6 (EN 1.5217 / A572)
  • 38MnVS6 (EN 1.1303)
  • CW85 (Internally developed)
  • 42CrMo4+QT (EN 1.7225 / ASTM 4140)

Stainless Steel:

  • AISI 304 (EN 1.4301)
  • AISI 316 (EN 1.4401)
  • AISI 329 (EN 1.4460)
  • AISI 431 (EN 1.4057)
  • AISI 420A / 420C (EN 1.4021 / 1.4034)

Mechanical Properties – Carbon & Alloy Steel Rods

Material

Diameter (mm)

Tensile Strength (MPa)

Yield Strength (MPa)

Elongation A5 (%)

Hardness (HB)

Impact KV (–20°C)

C45E

≤16

≥710

≥500

≥5

≈230

 

16–19.05

≥650

≥410

≥7

≈230

 

19.05–100

≥580

≥305

≥16

≥180

 

100–203.2

≥560

≥275

≥16

≥180

20MnV6

≤19.05

≥700

≥620

≥10

≈200

≥27J

 

19.05–90

≥550

≥450

≥18

≥163

≥27J

 

90–203.2

≥550

≥420

≥19

≥163

≥27J

38MnVS6

≤19.05

≥850

≥600

≥6

≥250

 

19.05–203.2

≥800

≥520

≥12

≥230

CW85

20–140

850–1000

≥580

≥12

≥250

42CrMo4+QT

<16

1100–1300

≥900

≥9

298–350

≥27J

 

16–40

1000–1200

≥750

≥11

350–380

≥27J

 

40–100

900–1100

≥650

≥12

290–340

≥27J

 

100–160

800–950

≥550

≥13

260–290

≥27J

 

160–203.2

750–900

≥500

≥14

250–280

≥27J

Induction Hardening Values (Thickness in mm)

Steel

Dia (mm)

Hardness (HRC)

Hardened Depth Range (mm)

C45E

6–203.2

≥55 HRC

0.5 – 3.5 mm

20MnV6

6–203.2

≥42 HRC

0.5 – 3.5 mm

38MnVS6

6–203.2

≥55 HRC

0.5 – 3.5 mm

42CrMo4

6–203.2

≥55 HRC

0.5 – 3.5 mm

 

Dimensional Range (Selection Only)

Ø mm

Tolerance (f7)

Weight (Kg/m)

12

-0.016/-0.034

0.89

25

-0.020/-0.041

3.85

40

-0.025/-0.050

9.86

63

-0.030/-0.060

24.46

100

-0.036/-0.071

61.62

160

-0.043/-0.083

157.75

203.2

-0.050/-0.096

254.43

Full dimensional chart available on request.

Applications

  • Hydraulic and Pneumatic Cylinders
  • Material Handling Systems
  • Machine Tools and Presses
  • Marine and Offshore Equipment
  • Agricultural and Earthmoving Machinery

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