PRODUCT DESCRIPTION
AISI 4130 / UNS G41300
AISI 4130 is a low alloy C-steel containing chromium and molybdenum as strengthening agents. It has low carbon content, and hence it can be welded easily. It is supplied as round bar commonly in the hardened and tempered condition with a hardness of max. 22 HRC.
Chemical Composition (%)
Applications
AISI 4130 is a low alloyed, hardened and tempered steel used for oil & gas drilling and production equipment.
Heat Treatment
Normalized 885 – 926°C. Austenized/ hardened 857 – 885°C. Tempered 650 – 704°C.
Weldability
Good.
General
NACE MR0175/ ISO 15156-3 and NACE MR0103/ ISO 17945
Bars
ASTM A29 (for chemical only), type 75 ksi