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Yuncheng Ningli Fastener Co., Ltd.
运城市宁力紧固件有限公司
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3 Years
Main Products
Fasteners
Sealing elements
Hydraulic parts
Machinery parts
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(GB 849 - 1988)
促销
material
Carbon steel
grade, rigidity
grade 8.8
Coating
black oxide coating
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Similar Products
DIN 6319 (C) - 2001
HG /T 21573.4 - 1995