Technical specification of American standards duplex stainless steel CN7M datasheet, CN7M Chemical compositions, CN7M mechanical properties from Steelmaking, ESR melted, Blooming, Forging, Hot rolling, Heat treatment,Straightening,Ultrasonic test,Cold working or Machined.Technical specification - ASTM A555 ASTM B729. We also possess the advanced precision machining equipments for further processing.
Mechanical properties of grade ASTM CN7M
Technological properties of grade ASTM CN7M
Hardness and heat treatment specification of grade ASTM CN7M
|
Annealing hardness |
Cold pull hardness |
Preheating temperature |
Quenching temperature |
Holding time |
Hardening medium |
Temper temperature |
After tempering hardness |
|
|
salt-bath furnace |
controlled atmosphere furnace |
|||||||
|
235 |
262 |
788 |
1191 |
1204 |
5～15 |
air cooling |
522 |
60 |
|
Steel plate/Sheet |
σb |
σs |
δ |
180 ° of cold bending test |
|
|
longitudinal |
horizontal |
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|
Hot-rolled/Cold rolling:5 - 150 |
520 |
415 |
16～18 |
2a |
3.5a |
ASTM CN7M steel Specifications or Size:
Round bar:
Diameter : 1mm-2000mm
Square bar:
Size: 50mm * 50mm-600mm *600mm
Plate steel/flat bar:
Size: Thickness: 0.1mm-800mm Width: 10mm to 1500mm
Tube/pipe:
Size: OD: 6-219mm WT: 1-35 mm.
Cold-rolled sheet: Thickness: 2-5mm Width:1000mm Length: 2000mm
Hot-rolled sheet: Thickness:6-80mm Width: 210-610mm
ASTM CN7M steel pipe Specifications or Size:Out Diameter 12.5mm—824mm ；Wall Thickness : 2mm—100mm；Length: Random length, Fixed Length, SRL, DRL
Heat treatment:Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting
ASTM CN7M steel Surface treatment:PVC,black and color painting；Transparent oil,anti-rust oil；According to clients requirement
Finished goods condition:hot forging/hot rolling + annealing/normalizing + tempering/quenching + tempering/any conditions based on the customer's requirement
Payment : TT, LC,DP are all ok
Trade Terms : FOB / CFR /CIF
MOQ : 10 Tons
Delivery period: according to the material ,the standard, and the quantity of the contract.
ASTM CN7M steel application can be offered by KATALOR in China ,KATALOR is professional ASTM CN7M steel suppliers and manufacturer ,if you need ASTM CN7M steel price and specification ,please contact us.
