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Free cutting steel wire rod

Free cutting steel wire has good cutting performance, and is mainly used to make instruments, watch parts, automobiles, machine tools and other various machines that are less stressed and have strict requirements on size and finish. , Standard parts with strict requirements on dimensional accuracy and finish, but relatively low requirements on mechanical properties, such as furniture, OA office equipment parts. S1144 and S1144-1 medium-carbon free-cutting steel wire rods have good cutting performance and high strength. They are mainly used to make parts and shaft products used in automobiles, machine tools and other various machines with strict finish requirements.

Grade

Standard

Sizes(mm)

Application

SUM21, SUM22, SUM22L, SUM23,
SUM23L, SUM24L, SUM25, SUM31,
SUM31L, SUM32, SUM41, SUM42, SUM43,

JIS G 4804

Φ5.5~26

Mainly used to make instruments,
watch parts, automobiles,machine
tools and other various machines
that are less stressed and have
strict requirements on size and finish

11SMn30, 11SMnPb30, 11SMn37, 11SMnPb37,
10S20, 10SPb20, 15SMn13, 35S20, 35SPb20,
36SMn14, 36SMnPb14, 38SMn28, 38SMnPb28,
44SMn28,44SMnPb28, 46S20, 46SPb20

EN 10087

Φ5.5~26

9S20, 11SMn28, 11SMnPb28, 12SMn35,
12SMnPb35, 10S20, 10SPb20, 17SMn20, 35S20,
35SMn20, 44SMn28, 46S20

ISO 683-9

Φ5.5~26

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