ASTM A1021 Grade D
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Specifications A1021 Grade D Datasheet, Ex-stock ASTM A1021 Grade D Chemical, A1021 Grade D Properties forgings From Melting, ESR & VAR technique, Blooming, Hot forging, Hot rolling, Heat treatment, Straightening, 100% Ultrasonic test ASTM E2375 /SAE AMS 2154 /SEP 1923 /GB/T 4162 /EN 10228-3.
TECHNICAL DATA SHEET - ASTM A1021 Grade D
TECHNICAL SPECIFICATIONS - ASTM A1021 (2015)
OFFICIAL TEST CERTIFICATE - issued by TUV - SGS - BV
TECHNICAL SPECIFICATIONS - ASTM A1021 (2015)
OFFICIAL TEST CERTIFICATE - issued by TUV - SGS - BV
STOCK LIST ON SALE - Diameter 55mm / 60mm / 80mm / 120mm / 150mm
MATERIAL CATEGORY - Martensitic stainless steel
CHEMICAL COMPOSITION ( Mass Weight %)
MATERIAL CATEGORY - Martensitic stainless steel
CHEMICAL COMPOSITION ( Mass 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
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
Al (％): ≤ 0.025
Ti (％): ≤ 0.025
Cu (％): ≤ 0.50
MECHANICAL PROPERTIES UNDER HEAT TREATMENT ( Q + T + SRA )
Condition: Quenched 1025 ~ 1050 ℃
Tempered 620℃
+ SRA 595 ℃, air cooled.
Tensile strength, σb/MPa: 960
Yield strength, σ0.2/MPa: 690
Elongation, δ(％): 13.0
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.
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.
TYPICAL APPLICATIONS
Chemical equipment
Mechanical parts used in the condition of corrosion resistance
Bolts and nuts
Pressure vessel parts
Chemical equipment
Mechanical parts used in the condition of corrosion resistance
Bolts and nuts
Pressure vessel parts
AVAILABLE FORMS & DIMENSIONS
Round bar (Diameter): 5.5 ~ 550mm
Flat bar / plate (Thickness X Width): 10 ~ 400 X 15 ~ 650mm
Round bar (Diameter): 5.5 ~ 550mm
Flat bar / plate (Thickness X Width): 10 ~ 400 X 15 ~ 650mm
Plate: 0.5 ~ 300 X 12 ~ 1200 X Lmm
Length: random length, fixed length or based on the customer's special requirement.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical inquiry or help, pleased to EMAIL our resident team of qualified production engineers, Email us: sales@ccsteels.com.
Length: random length, fixed length or based on the customer's special requirement.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical inquiry or help, pleased to EMAIL our resident team of qualified production engineers, Email us: sales@ccsteels.com.
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