Item No.

Steel grades

Representative ID

Size (mm)

Applicable standard

Purpose

1

Plain carbon steel

LQ195、LQ215

∮5.5～25

Q/JG-P.101-1994

Wire drawing,

 nail, etc.

LQ195-C、LQ235-A、LQ235-B

protocol

JQ235

GB/T701-1997

Construction

SAE1006、SAE1008、SAE1010

ASTM  A510M-2002

For export

SWRM6、SWRM8、SWRM10

JIS  G3505-80

2

Welding rod

H08A

∮5.5～8.0

GB/T 3429-1994

For making

 welding rod

3

Welding wire

H08MnA、H08Mn2SiA

∮5.5～6.5

GB/T 3429-1994

For making

 welding wire

ER70S-6X

Protocol applied for chemical composition, GB/T 3429-1994 for the others

ER70S-6

AWS A5.18-79 for chemical composition，GB/T 3429-1994 for the others

4

High carbon steel

60＃、65＃、70＃

∮5.5～14.0

GB/T4354-1994

For making

 steel wire　and

 steel wire rope

62A、67A、72A、

Protocol applied for chemical composition, GB/T701-1997 for the others

5

Steel cotton steel

MG-2

∮5.5～6.5

Protocol

For making

 steel cotton

6

Cold forged steel

SAE1006、SAE1008、SAE1010

∮5.5～14.0

AWS A5.10-79 for chemical composition，GB/T 701-1997 for the others

For making

metallic products

7

Cotton binding wire

MD-2、MD-3

∮5.5～10

Protocol applied for chemical composition，GB/T701-1997 for the others

For making cotton

binding wire