Product

Grade

Specification (mm)

Use

Executive Standard

Low Carbon Steel Hot-Rolled Wire Rod

Q195、 Q235 series

φ5.5～φ42.0

For wire drawing, small hardware and handicrafts, etc.

GB/T 701

Low Carbon Steel Hot-Rolled Wire Rod for Drawing

SL2

φ5.5～φ42.0

For wire drawing, nail making, low-carbon steel fasteners and small hardware products, etc.

Technical Agreement

High-Quality Carbon Steel Hot-rolled Wire Rod

20、35、40、45、50、55、 60、65、70、80

φ5.5～φ42.0

For spring steel wire, spoke steel wire, prestressed steel wire, steel strand, wire rope, umbrella rib,brake cable casing, various tools,small-appliance motor shafts, aluminum-clad wire for State Grid, etc.

GB/T 4354

Cold Heading Steel Hot-rolled Wire Rod

M108A、ML20MnTiB、ML40Cr

φ5.5～φ42.0

For grade 4.8–10.9 fasteners, mainly used for bolts, screws, nuts, rivets, cold-extruded parts, special-shaped components, etc.

GB/T 28906

JIS Cold Heading Steel Hot-rolled Wire Rod

SWRCH6A、 SWRCH8A、SWRCH10A、SWRCH15A、SWRCH18A、SWRCH22A

φ5.5～φ42.0

For sub-Grade-4.8 fasteners, cold-extruded parts, special-shaped components, automotive screws, welding nuts, grade 5.8/6.8 high-strength self-tapping screws, self-drilling screws, drill-point screws, appliance screws, and related standard fasteners.

Technical Agreement

SWRCH35K

φ5.5～φ42.0

For grade 8.8 bolts, nuts, high-strength fasteners, cold-extruded parts, etc.

Non-Annealed Cold Heading Steel

XM068A、XM088A、XM108A

φ5.5～φ42.0

For rivets, household appliances, furniture hardware, construction fasteners, etc.

Technical Agreement

ASTM Cold Heading Steel Hot-rolled Wire Rod

10821、10828、10833

φ5.5～φ42.0

For grade 8.8 and 10.9 nuts, bolts, screws, and other fasteners

Technical Agreement

Alloy Structural Steel Wire Rod

20Cr、40Cr、 30CrMo、35CrMo、 42CrMo、5CM435、 5CM440、B7、4140、20CrMnTi、30CrMnTi

φ5.5～φ42.0

For carburized transmission gears, motor shafts, grade 8.8–12.9 high-strength bolts, high-strength nuts, pins, shafts, high-strength components, threaded rods for petrochemicals, etc.

YB/T 4453 or Technical Agreement

Hot-Rolled Wire Rod for Steel Strand

SWRH72B、SWRH77B、SWRH82B

φ5.5～φ42.0

For steel strands, prestressed spiral steel wires, widely used in railway sleepers, bridges, urban overpasses, large pipelines, high-rise seismic structures, and mine support projects, etc.

Technical Agreement

Hot-rolled Wire Rod for Prestressed Concrete Steel Bars

30MnSi

φ5.5～φ42.0

For manufacturing prestressed concrete (PC) bars and concrete pipe piles, etc.

GB/T 24587

Steel Wire Rod for Welded Chains

15Mn3、20Mn2

φ5.5～φ42.0

For automobile snow chains, industrial chains, lifting slings, manual hoist lifting devices, and other lifting equipment.

YB/T 4453 or Technical Agreement

Steel for Hand Tools

50BV30

φ5.5～φ42.0

For high-strength tool sockets

Technical Agreement

Spring Steel

65Mn、 60Si2Mn

φ5.5～φ42.0

For ordinary springs or mechanical equipment springs

GB/T 1222 or Technical Agreement

Steel for Automobile Wiper Blades

XYG01

φ5.5～φ42.0

For automobile wiper blades.

Technical Agreement

Non-Quenched and Tempered Steel / As-Rolled Steel

45MnVS

φ5.5～φ42.0

For fasteners, high-strength components

Technical Agreement

Steel for Welding

H08A、H08MnA、ER60-6

φ5.5～φ6.5

For welding electrodes and welding wires.

GB/T 3420、GB/T 8110 or Technical Agreement

Free-Machining Steel / Free-Cutting Steel

1215、SAE1215Cr

φ5.5～φ42.0

For manufacturing various precision parts

Technical Agreement

Bearing Steel

GCr15

φ5.5～φ42.0

For various mechanical bearings

GB/T 18254 or Technical Agreement