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18crnimo7-6 18crnimo7 18ncd6 1.6587 820A16 Forged Steel Round Square Bar Ut Tested OD 90mm

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18crnimo7-6 18crnimo7 18ncd6 1.6587 820A16 Forged Steel Round Square Bar Ut Tested OD 90mm

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Brand Name :	Mittel
Model Number :	18Crnimo7-6
Certification :	SGS MTC ISO
Price :	1390 USD/Ton
Payment Terms :	L/C, T/T, Western Union, MoneyGram
Supply Ability :	600 Tons per year
Delivery Time :	7 days

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18crnimo7-6 18crnimo7 18ncd6 1.6587 820A16 Forged Steel Round Square Bar Ut Tested OD 90mm

Product Description

18CrNiMo7-6 18CrNiMo7 18NCD6 1.6587 820A16 Forged Steel Round Square bar UT Tested

1.18CrNiMo7-6 18CrNiMo7 18NCD6 1.6587 820A16 forged steel bar sizes we can offer;
Round bar: 200-1000mm
Square bar:150×150-600×600mm

2.Supply condition for 18CrNiMo7-6 18CrNiMo7 18NCD6 1.6587 820A16 Forged steel bars:
Black /Rough Machined /Rough turned

3.Futhur heat treatment for 18CrNiMo7-6 18CrNiMo7 18NCD6 1.6587 820A16 forged steel :
Normalized
Annealed
Q&T(Quenched&Tempered)

4.18CrNiMo7-6 18CrNiMo7 18NCD6 1.6587 820A16 Forged Steel round bar tolerance:
Black surface
Forged sizes up to 500mm (-0/+5mm)
Forged sizes above 500mm in diameter (-0/+8mm)
Machined surface to all sizes (-0/+3mm)

5. 18CrNiMo7-6 18CrNiMo7 18NCD6 1.6587 820A16 Equivalent

EU	Germany	France	England	Italy	China	Finland	Inter
EN	DIN,WNr	AFNOR	BS	UNI	GB	SFS	ISO
18CrNiMo7-6	17CrNiMo6	18NCD6	820A16	18NiCrMo7	17Cr2Ni2Mo	511	18CrNiMo7
18CrNiMo7-6	17CrNiMo7

6.Chemical composition of 18CrNiMo7-6 18CrNiMo7 18NCD6 1.6587 820A16

C	Si	Mn	Ni	P	S	Cr	Mo
0.15 - 0.21	max 0.4	0.5 - 0.9	1.4 - 1.7	max 0.025	max 0.035	1.5 - 1.8	0.25 - 0.35

7.HEAT TREATMENT OF 18CrNiMo7-6 18CrNiMo7 18NCD6 1.6587 820A16 FORGED STEEL

Soft Annealing: Heat 17CrNiMo6 to 650-700oC, cool slowly in furnace. This will produce a maximum Brinell hardness of 229.

Normalizing: 850-880oC, air.
Hardening: Carburising: 880-980oC. Core Hardening: 830-870oC, water. Case Hardening: 780-820oC, water.
Tempering:Temperature: 150-200oC

8.Quality control:
1. Melting Process: EAF/BOF+LF+VD resulting in ingots
2. Both ends cut by saw
3. Ratio of forging:minimum 3:1
4. Grain size of final product: according to ASTM E112 more than 5,preferred more than 8
5. Ultrasonic test: As per SEP1921 Class C/c or D/d

9.MOQ: one piece per size/grade

10.Payment term: FOB CIF CFR EXW and so on

11.Delivery time : 7 to 30 days after deposit received.

12.Mark on both ends
Heat number, size, Length,grades, Weight,Origin (as per contract), or other as required

18crnimo7-6 18crnimo7 18ncd6 1.6587 820A16 Forged Steel Round Square Bar Ut Tested OD 90mm

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18crnimo7-6 18crnimo7 18ncd6 1.6587 820A16 Forged Steel Round Square Bar Ut Tested OD 90mm

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Product Description

Cold Drawn forged steel round bar

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OD 90mm steel round bar

18crnimo7-6 18crnimo7 18ncd6 1.6587 820A16 Forged Steel Round Square Bar Ut Tested OD 90mm