西班牙的螺纹等级标准是什么

fanyanbo

大家好
我公司最近和西班牙公司合作,进口的螺栓上标着     VIBO  A2.70
VIBO估计是品牌
那A2.70是什么等级呢?

fanyanbo

怎么没有 人 知道吗?

gowithwind

vibo.com有介绍：

A2-70 grade

DIN 931 UNI 5737 ISO 4014

It is available from the diam. 8 to the diam. 24 (length from 30 to 220mm.). Other superficial treatments (ZN yellow and white, GLEITMO 625, etc.) could be available on the base of the customer request (min 1 pallets for each measure).

DIN 933 UNI 5739 ISO 4017

It is available from the diam. 5 to the diam. 24 (length from 10 to 150mm.). Other superficial treatments (ZN yellow and white, GLEITMO 625, etc.) could be available on the base of the customer request (min 1 pallets for each measure).

DIN 912 UNI 5931 ISO 4762

It is available from the diam. 5 to the diam. 24 (diam. 18 and 22 excluded – length from 10 to 180mm.). Other superficial treatments (ZN yellow and white, GLEITMO 625, etc.) could be available on the base of the customer request (min 1 pallets for each measure).