422SS Round bar, 1.4935 Shaft processing
| Product parameters | |
| Material Category:: | Martensitic Stainless Steel Series |
| Material Technical Standards:: | ASTM A1021 / ASTM A565 |
| Place of Origin: | CHINA |
| Terms of Price:: | Ex works / CIF / CFR |
| Melting Process Route:: | EAF + VD + LF / BEF + ESR / VAR |
| Min. order quantity Per Batch:: | 500 KG |
| Certification:: | MTR, COC, Co, Invoice, Packing list |
| Product Shapes:: | Round bars, flat bars, forgings, ring |
| Heat Treatment Practice:: | Hardened 1030 ℃, water or air cooled, tempered 580 ℃ min, 2 times tempered |
| Ultrasonic Test Standard:: | ASTM E2375 / MIL-STD- AMS 2154 / SEP 1923 / GB/T 4162 / EN 10228-3 / EN 10308. |
| Standard Export Packing Way:: | Wooden box, pallet, or per buyer |
| Production Lead Time:: | Within 15 days after 30% downpayment. |
| Company ISO Register No:: | UQ211218R0 |
Description
TECHNICAL DATA SHEET - ASTM A1021 Grade 422SS
MATERIAL CATEGORY - Martensitic stainless steel
CHEMICAL ELEMENTS (nass weight - %)
C (％): 0.20 ~ 0.25
Si (％): ≤ 0.50
Mn (％): 0.50 ~ 1.00
P (％)≤: 0.025
S (％)≤: 0.010
Cr (％): 11.00 ~ 12.50
Ni (％): 0.50 ~ 1.00
Mo (％): 0.90 ~ 1.25
V (%): 0.20 ~ 0.30
N (%): -
W (％): 0.90 ~ 1.25
Cu (％): ≤ 0.50
MECHANICAL PROPERTIES UNDER HEAT TREATMENT ( Q + T + SRA )
Condition: Quenched 1025 ~ 1050 ℃, air / oil cooled.
Tempered 620℃ min. air cooled.
SRA 595 ℃, air cooled.
Tensile strength, σb/MPa: 960
Yield strength, σ0.2/MPa: 690
Elongation, δ(％): 13.0
Reduction of area, ф ≥ (％): 30.0
Impact strength, Akv ≥/J: 11 Min.
Hardness via heat treatment /HBW: 331 Max.
METHOD OF MELTING
The alloy is usually produced by BEF - AOD / EAF + VD + LF, followed by electroslag refining (ESR or VAR ) if necessary for special purpose.
MATERIAL CATEGORY - Martensitic stainless steel
CHEMICAL ELEMENTS (nass weight - %)
C (％): 0.20 ~ 0.25
Si (％): ≤ 0.50
Mn (％): 0.50 ~ 1.00
P (％)≤: 0.025
S (％)≤: 0.010
Cr (％): 11.00 ~ 12.50
Ni (％): 0.50 ~ 1.00
Mo (％): 0.90 ~ 1.25
V (%): 0.20 ~ 0.30
N (%): -
W (％): 0.90 ~ 1.25
Cu (％): ≤ 0.50
MECHANICAL PROPERTIES UNDER HEAT TREATMENT ( Q + T + SRA )
Condition: Quenched 1025 ~ 1050 ℃, air / oil cooled.
Tempered 620℃ min. air cooled.
SRA 595 ℃, air cooled.
Tensile strength, σb/MPa: 960
Yield strength, σ0.2/MPa: 690
Elongation, δ(％): 13.0
Reduction of area, ф ≥ (％): 30.0
Impact strength, Akv ≥/J: 11 Min.
Hardness via heat treatment /HBW: 331 Max.
METHOD OF MELTING
The alloy is usually produced by BEF - AOD / EAF + VD + LF, followed by electroslag refining (ESR or VAR ) if necessary for special purpose.
