Nitrogen gas acts as a protective atmosphere in the heat treatment industry. The purity of nitrogen is generally 99.9% - 99.9995%. Mainly used in carburizing, nitriding, quenching, tempering, bright quenching, spheroidizing annealing, recrystallization annealing. The main furnace types are: heat treatment furnace, nitrogen-based protective atmosphere roller hearth furnace, mesh belt annealing furnace, atmosphere furnace, vacuum furnace, pit type furnace, bell type furnace and continuous quenching and tempering production line.
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Item |
Name |
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1 |
ALCHELIN |
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2 |
Ipsen |
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3 |
SECO/WARWICK |
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4 |
KYK |
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5 |
Taiwan Sang-yung |
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6 |
China High Speed Transmission Equipment Group Co., Ltd |
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7 |
Hangzhou Advance Gearbox Group Co., Ltd |
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8 |
Bulten Fasteners |
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9 |
Chongqing ISUZU Motors |
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10 |
Stanley Black & Decker |
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11 |
Autocraft China |
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12 |
Chery Automobile Co., Ltd |
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13 |
Sany Heavy Industry |
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14 |
Dongfeng Motor |
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15 |
CSR Qishuyan Locomotive Co., Ltd |
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16 |
Changzhou Tianshan Heavy Industry Machinery Co., Ltd |
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17 |
Inductotherm Industries |
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18 |
LOI-Italimpianti |
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19 |
Bodycote China |
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20 |
Guangxi Nan Yan Gear CO., LTD |
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21 |
Jiangsu Fengdong Thermal Technology Co.,ltd |
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22 |
LEONESSAbrevini (Yancheng) Slewing Bearings Co., LTD |
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23 |
SMS Group |
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