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.
Item |
Name |
1 |
ALCHELIN |
2 |
Ipsen |
3 |
SECO/WARWICK |
4 |
KYK |
5 |
Taiwan Sang-yung |
6 |
China High Speed Transmission Equipment Group Co., Ltd |
7 |
Hangzhou Advance Gearbox Group Co., Ltd |
8 |
Bulten Fasteners |
9 |
Chongqing ISUZU Motors |
10 |
Stanley Black & Decker |
11 |
Autocraft China |
12 |
Chery Automobile Co., Ltd |
13 |
Sany Heavy Industry |
14 |
Dongfeng Motor |
15 |
CSR Qishuyan Locomotive Co., Ltd |
16 |
Changzhou Tianshan Heavy Industry Machinery Co., Ltd |
17 |
Inductotherm Industries |
18 |
LOI-Italimpianti |
19 |
Bodycote China |
20 |
Guangxi Nan Yan Gear CO., LTD |
21 |
Jiangsu Fengdong Thermal Technology Co.,ltd |
22 |
LEONESSAbrevini (Yancheng) Slewing Bearings Co., LTD |
23 |
SMS Group |
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