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Precision Cold Drawn Steel Tube Cylinder Liner With Good Mechanical SACM645

SHANGHAI UNITE STEEL TRADING CO., LTD

City: shanghai

Province/State:shanghai

Country/Region:china

Tel:86-21-35316960

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Precision Cold Drawn Steel Tube Cylinder Liner With Good Mechanical SACM645

Brand Name : UST
Model Number : OD: 10-450mm; WT: 2-40mm.
Certification : ISO 9001
Place of Origin : China
MOQ : 5 tons.
Price : USD 700-1500 / ton
Payment Terms : L/C, T/T
Supply Ability : 1000 tons per month
Delivery Time : Within 10-35 days.
Packaging Details : Plastic plugs in both ends, Hexagonal bundles of max 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips.
Process : Cold drawn, hot rolled+cold drawn
Surface : Black, oiled, as required.
Inspection : Third party inspection can accepted.
Type : Cold finished tube
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Precision Cold Drawn Steel Tube Cylinder Liner With Good Mechanical SACM645


Equivalent material:
China GB/T3077: 38CrMoAl
ISO: 41CrAlMo74
The former Soviet union ГОСТ: 38 x2m Ю A (38 xm Ю A)
DIN: 41CrAlMo7, 34CrAlMo5
British BS: 905M39, 905M31
France NF: 40CAD6.12, 30cad6.12


Chemical composition(%):

Steel GradeCSiMnPSNiCrMo
SACM6450.40-0.500.15-0.500.60 max0.030 max0.030 max0.25 max1.30-1.700.15-0.30

Mechanical performance

Steel GradeTensile strength (MPa)Yiled strength (MPa)Elongation (%)
SACM645830 min685 min15 min

Character and application:

SACM645 alloy structural steel has high surface hardness, wear resistance and fatigue strength, and has good heat resistance and corrosion. SACM645 used to make high wear resistance, high fatigue strength and considerable strength and size precision of nitriding parts after processing, such as imitation, cylinder liner, and high pressure valves, boring bar, worm, gear grinder spindle, etc.


Heat treatment specification and metallographic structure:

Heat treatment specification: 940 ℃ quenching, water cooling, oil cooling; 640 ℃ tempering, water cooling, oil cooling.


Delivery status:
In case of heat treatment (positive fire, annealing or high temperature tempering) or not heat treatment, the delivery status shall be indicated in the contract.


Package

1. Bundle packing.

2. Plain end or varnished as per buyer's requestments.

3. Wrapped in waterproof paper

4. Sackcloth with several steel strips

5. Pack in heavy tri-wall boxes


Please feel free to contact us again if you have any further questions. We lookforward to receiving an order from you.



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