China 1215 12L14 1144 Sum22 Sum23 Cold Finished Free Cutting Steel Bar, Find details about China Cold Finished Steel Rod, Free Cutting Steel Bar from 1215 12L14 1144 Sum22 Sum23 Cold Finished Free Cutting Steel Bar
Round bars | 5mm-130mm |
Suqare bar | 6*6mm-100*100mm |
Flat bars | 3mm*20mm-50mm*100mm |
Hex bars | 6mm-100mm |
Bar Finsihe | Peeled, Cold Drawn, TurnedTurned & Polished, Centreless Ground |
C | Si | Mn | P | S | Pb |
Max 0.15 | Max 0.10 | 0.80-1.20 | 0.04-0.09 | 0.25-0.35 | 0.15-0.35 |
Germany | DIN 95MnPb28, Werkstoff No. 1.0718 |
Great Britain | BS970 230M07 leaded, EN1A Leaded |
Japan | JIS: SUM22L |
USA | AISI /SAE 12L14 UNS G12144 |
Cold Drawn Size mm | up to 16mm | 17 - 38mm | 39 - 100mm | |
Tensile Strength Mpa | Min | 480 | 430 | 400 |
Max | 760 | 690 | 630 | |
Yield Strength Mpa | Min | 350 | 330 | 290 |
Max | 590 | 550 | 500 | |
Elongation in 50mm % | Min | 7 | 8 | 9 |
Hardness HB | Min | 142 | 120 | 115 |
Max | 225 | 205 | 185 |