Round bar from 30mm to 600mm Diameter
Flat and square bar from 30mm to 500mm Width
8mm to 300mm Thickness
*accept special shape
Hot rolling or hot forged
EAF →VD→LF→ESR Electro-Slag Remelting
Black
Grinding
Rough turned
Peeled
Polished
UT, size and surface for each pcs
Macrostructure
Ferritic Metallographic
Grain size
Nonmetallic inclusion
Etch test of tower sample
Annealed or high temperature temper
Annealed | high temperature temper | Hardness |
800 to 900 Celsius, slow | 700 to 770 Celsius, fast | Max 200 HBW |
*Accept +QT delivery condition
Chinese UNS | Chinese New Grade | Chinese Old Grade | JIS | ASTM SAE AISI | EN BS DIN | EN BS DIN |
S41010 | 12Cr13 | 1Cr13 | SUS410 | 410 | 1.4006 | X12Cr13 |
C | Si | Mn | P | S | Ni | Cr | Cu |
0.10 to 0.15 | Max 0.60 | Max 0.60 | Max 0.030 | Max 0.020 | Max 0.60 | 11.50 to 13.50 | Max 0.30 |
Quench temperature | Temper temperature | Specified Plastic Elongation Strength | Tensile strength | Elongation | Reduction | Impact | Hardness |
980 to 1040 Celsius, oil | 660 to 770 Celsius, air | Min 440 Mpa | Min 620 Mpa | Min 20 % | Min 60% | Min 35 KJ | 192 to 241 HBW |