Effects of Processing Parameters on Morphology and Microstructure of Plasma Arc Deposition Using 316L Stainless Steel

Xiaofeng Shang; Shishuo Li; Zhiguo Wang; Jibin Zhao; Yuhui Zhao; Zhenfeng He; Changwu Nie

doi:10.3788/LOP57.011601

Laser & Optoelectronics Progress, Volume. 57, Issue 1, 011601(2020)

Effects of Processing Parameters on Morphology and Microstructure of Plasma Arc Deposition Using 316L Stainless Steel

Xiaofeng Shang¹, Shishuo Li^1,2, Zhiguo Wang^2,3、*, Jibin Zhao^2,3, Yuhui Zhao^2,3、**, Zhenfeng He¹, and Changwu Nie¹

Author Affiliations

¹School of Mechatronics Engineering, Shenyang Aerospace University, Shenyang, Liaoning 110136, China

²Shenyang Institute of Automation, Chinese Academy of Sciences, Shenyang, Liaoning 110016, China

³Institutes for Robotics and Intelligent Manufacturing, Chinese Academy of Sciences, Shenyang, Liaoning 110169, China

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Figures & Tables(14)

Fig. 1. Schematic of plasma arc deposition with coaxial powder feeding

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Fig. 2. Macroscopic morphologies of single-track deposited layers with different powder feeding rates. (a) 15 g·min^-1; (b) 25 g·min^-1

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Fig. 3. Dimensions of single-track deposited layers with different process parameters. (a) Deposition width; (b) deposition height

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Fig. 4. Schematic of cross section of deposited layer

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Fig. 5. Dilution rates of deposited layer with different process parameters. (a) Dilution rates of deposited layer with different scanning speeds; (b) dilution rates of deposited layer with different deposition currents

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Fig. 6. Microstructures of 3# deposited specimen. (a) Overall morphology; (b) left section; (c) bottom section; (d) top section

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Fig. 7. Microstructures of 16# deposited specimen. (a) Overall morphology; (b) left section; (c) bottom section; (d) top section

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$Mass fraction of each element under different energy input$

Fig. 8. Mass fraction of each element under different energy input

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Fig. 9. SEM image of 316L stainless steel after plasma arc deposition

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Fig. 10. Microstructures of 3# deposited specimen. (a) Top section; (b) middle section; (c) bottom section

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Table 1. Chemical compositions of 316L stainless steel powder
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Table 1. Chemical compositions of 316L stainless steel powder
Element Cr Ni Mo Mn Si C P S N Fe
Mass fraction /% 17.09 10.61 2.38 1.17 0.59 0.013 0.011 0.011 0.09 Bal.

Table 2. Process parameters of plasma arc deposition

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Table 2. Process parameters of plasma arc deposition

No.	Depositioncurrent /A	Traversespeed /(mm·s^-1)	Powderfeed speed /(g·min^-1)
1	80	10	15
2	80	15	15
3	80	20	15
4	110	10	15
5	110	15	15
6	110	20	15
7	140	10	15
8	140	15	15
9	140	20	15
10	80	10	25
11	80	15	25
12	80	20	25
13	110	10	25
14	110	15	25
15	110	20	25
16	140	10	25
17	140	15	25
18	140	20	25

Table 3. Relationship among deposition angle, deposition current, and scanning speed at powder feeding rate of 15 g·min^-1
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Table 3. Relationship among deposition angle, deposition current, and scanning speed at powder feeding rate of 15 g·min^-1
Depositioncurrent /A Scanningspeed /(mm·s^-1) Deposition angle /(°)
Left Right
80 10 81 74.6
80 15 60.4 65.5
80 20 64.6 60.8
110 10 62.4 69
110 15 53.9 59
110 20 60.8 59.5
140 10 50.6 60
140 15 39.4 39.1
140 20 36.4 34.4

Table 4. Relationship among depositing angle, deposition current, and scanning speed at powder feeding rate of 25 g·min^-1
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Table 4. Relationship among depositing angle, deposition current, and scanning speed at powder feeding rate of 25 g·min^-1
Depositioncurrent /A Scanningspeed /(mm·s^-1) Deposition angle /(°)
Left Right
80 10 91.4 82.4
80 15 108.1 95.2
80 20 65 68.5
110 10 83.9 76.8
110 15 82.5 73.2
110 20 95.4 74.3
140 10 68.5 66.5
140 15 67.7 62.9
140 20 60.3 63.7

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Xiaofeng Shang, Shishuo Li, Zhiguo Wang, Jibin Zhao, Yuhui Zhao, Zhenfeng He, Changwu Nie. Effects of Processing Parameters on Morphology and Microstructure of Plasma Arc Deposition Using 316L Stainless Steel[J]. Laser & Optoelectronics Progress, 2020, 57(1): 011601

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Paper Information

Category: Materials

Received: May. 10, 2019

Accepted: Jul. 2, 2019

Published Online: Jan. 3, 2020

The Author Email: Wang Zhiguo (wangzhiguo@sia.cn), Zhao Yuhui (yhzhao@sia.cn)

DOI:10.3788/LOP57.011601

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Chemical compositions of 316L stainless steel powder

Table 1. Chemical compositions of 316L stainless steel powder

Table 2. Process parameters of plasma arc deposition

Table 2. Process parameters of plasma arc deposition

Table 3. Relationship among deposition angle, deposition current, and scanning speed at powder feeding rate of 15 g·min-1

Table 3. Relationship among deposition angle, deposition current, and scanning speed at powder feeding rate of 15 g·min-1

Table 4. Relationship among depositing angle, deposition current, and scanning speed at powder feeding rate of 25 g·min-1

Table 4. Relationship among depositing angle, deposition current, and scanning speed at powder feeding rate of 25 g·min-1

Table 3. Relationship among deposition angle, deposition current, and scanning speed at powder feeding rate of 15 g·min^-1

Table 3. Relationship among deposition angle, deposition current, and scanning speed at powder feeding rate of 15 g·min^-1

Table 4. Relationship among depositing angle, deposition current, and scanning speed at powder feeding rate of 25 g·min^-1

Table 4. Relationship among depositing angle, deposition current, and scanning speed at powder feeding rate of 25 g·min^-1