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NSS 200h Stainless Steel Hard Chrome Plated Piston Rod CK45 ST52 20MNV6 42CRMO4 40CR

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NSS 200h Stainless Steel Hard Chrome Plated Piston Rod CK45 ST52 20MNV6 42CRMO4 40CR

Brand Name : Torich

Certification : ISO9001 ISO4001 TS16949

Place of Origin : China

MOQ : 2 tons

Payment Terms : L/C, T/T

Supply Ability : 50000tons

Delivery Time : 30days

Packaging Details : In bundles or in wooden boxes package

Steel Grade : CK45, ST52, 20MnV6,42CrMo4, 40Cr

Material : Bearing Steel, Stainless Steel

Section shape : Round

Technique : Cold Drawn

Standard : ASTM

Outer diameter(round) : 30 - 250 mm

Application : Hydraulic Pipe

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Stainless Steel Hard Chrome Plated Piston Rod CK45 ST52 20MNV6 42CRMO4 40CR

Material: CK45;ST52;20MnV6;42CrMo4;40Cr

CHEMICAL COMPOSITION(%)
　
Steel Grade C% Mn% Si% S% P% V% Ni% Cr% Mo% Cu%
CK45 0.42-0.50 0.50-0.80 0.17-0.37 ≤0.035 ≤0.035 　/ ≤0.25 ≤0.25 /　 ≤0.25
ST52 ≤0.22 ≤1.6 ≤0.55 ≤0.04 ≤0.04 0.02-0.15 　/ /　 /　 　/
20MnV6 0.17-0.24 1.30-1.70 0.10-0.50 ≤0.035 ≤0.035 0.10-0.20 ≤0.30 ≤0.30 /　 ≤0.30
42CrMo4 0.38-0.45 0.5-0.8 0.17-0.37 ≤0.035 ≤0.035 0.07-0.12 ≤0.03 0.90-1.20 0.15-0.25 ≤0.03
40Cr 0.37-0.45 0.50-0.80 0.17-0.37 ≤0.035 ≤0.035 　/ ≤0.30 0.80-1.1 /　 ≤0.03

MECHANICAL PROPERTIES
　
Material Tensile Strength
Rm (Mpa)		 Yield Strength
Rel (Mpa)		 Elogation
A%		 CHARPY CONDITION
CK45 610 355 15 >41J Normalized
CK45 800 540 20 >41J Q+T
ST52 500 355 22 　 Normalized
20MnV6 750 590 12 >41J Normalized
42CrMo4 980 850 14 >47J Q+T
40Cr 1000 800 10 　 Q+T

SUPPLY CONDITION Ground and chrome plated
CHROME THICKNESS 20 to 30 micron
SURFACE ROUGHNESS Ra≤0.2 micron and Rt≤2 micro
TOLERANCE ON DIA ISO f7 on the diameter
OVALITY Half of the tolerance ISO f7
STRAGHNESS ≤0.2MM/M
SURFACE HARDNEDD 850-1150 HV(vickers 100g)
COHESION No craks,breaking or detaching after thermic shock(warming up at 3200 celsius degrees and cooling in water)
POROSITY Test according to ISO 1456/1458 and result yaluation according to ISO 4540 rating 8-10
CORROSION RESISTANCE Test in natural salt spray according to ASTM B117-120hours
Results evaluation accordin to ISO4540 RATING7-10
WELDABILITY Good
PACKING Anti rust oil to be applied on material and each rod to be packed in paper sleeve
CERTIFICATE All certificate related with material heat treatment and plating is required

NSS 200h Stainless Steel Hard Chrome Plated Piston Rod CK45 ST52 20MNV6 42CRMO4 40CR NSS 200h Stainless Steel Hard Chrome Plated Piston Rod CK45 ST52 20MNV6 42CRMO4 40CR


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