Internal hexagonal cylindrical screw DIN 912
Description:
Equivalent standard:
Cylinder head hexagonal screw, also referred to as hexagonal bolt, cup head screw, hexagonal screw. Grade: 4.8,8.8,10.9,12.9. Its head is internal hexagonal head, also cylindrical. Material is divided into stainless steel and carbon steel. Grade 8.8-Grade 12.9 internal hexagonal cylindrical head screw is called a high strength and high grade internal hexagonal bolt.
Equivalent standard:
National standard GB: GB / T 70.1
International ISO: ISO 4762
Standard DIN: DIN EN ISO 12474
American standard ANSI / ASME: ANSI / ASME B 18.3.1M
Italy UNI: UNI 5931
NF, France: NF E 25-125
Australian standard AS: AS 1420
