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Suzhou Enchao Fastener Co.,Ltd.
苏州恩超紧固件有限公司
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(GB /T 77 - 2000)
主打
material
Carbon steel
grade, rigidity
grade 8.8
Coating
black oxide coating
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Similar Products
GB /T 77 - 2007
GB 77 - 1985
DIN 913 - 1980
ISO 4026 - 2003
ISO 4026 - 1993
JIS B 1177 - 2007
JIS B 1177 - 1997
JIS B 1177 - 1988
Q 284B
DIN EN ISO 4026 - 2004
