SA-540 Grade B22
2016-08-17 10:31:07 Origin： Remark：0 Click：
Standard specifications for alloy steel bolting for special applications SA-540 Gr.B22 datasheet, SA-540 Gr.B22 Chemical compositions, SA-540 Gr.B22 Mechanical properties from Steelmaking, ESR melted, Blooming, Hot forging,Hot rolling,Heat treatment, Straightening, 100% Ultrasonic test, Cold working, Peeled or rough turned machining. Technical specification SA-540. We also possess the advanced precision machining equipments for catering for your different special requirements.
TECHNICAL DATA SHEET - SA-540 Grade B22
MATERIAL CATEGORY: alloy steel bolting materials for special applications
MATERIAL STANDARDS: SA-540
MATERIAL TYPE: 4142H
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
CHEMICAL COMPOSITION (WEIGHT %)
C (％): 0.39 ~ 0.46
Si (％): 0.15 ~ 0.35
Mn (％): 0.65 ~ 1.10
P (％)≤: 0.025
S (％)≤: 0.025
Cr (％): 0.75 ~ 1.20
Ni (%): -
Mo (％): 0.15 ~ 0.25
The steels shall be manufactured by melting process EAF + LF + VD, EAF + LF + VD + ESR, IFF + ESR, VIM + VAR Melted and shall be finished by hot-rolled / hot forged / cold finished.
Forgings may be furnished in one of the following conditions: stress relieving; annealing; solution treatment; solution treatment and ageing; normalizing; normalizing and tempering; or quenching and tempering.
PRODUCT PROFILE AND AVAILABLE FORMS
Round bar (Diameter): 0.50mm to 800mm
Square bar / Flat bar: 3mm to 800mm
Length: random length, fixed length or based on the customer's special requirement.
Steel strip: T0.20 ~ 3mm X W10 ~ 2000mm X Coil
Heavy/middle plate via hot rolled: T4 - 200mm X W1000- 2500mm X L1000-12000mm
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
CHEMICAL COMPOSITION (WEIGHT %)
C (％): 0.39 ~ 0.46
Si (％): 0.15 ~ 0.35
Mn (％): 0.65 ~ 1.10
P (％)≤: 0.025
S (％)≤: 0.025
Cr (％): 0.75 ~ 1.20
Ni (%): -
Mo (％): 0.15 ~ 0.25
V (%): -
MECHANICAL PROPERTIES
Bar size: 2 inches
Bar size: 2 inches
Tensile strength σb≥/MPa: 830
Yield strength σs≥/MPa: 726
Elongation δ5≥(%): 15
Reduction of area ф ≥ (％): 50
Yield strength σs≥/MPa: 726
Elongation δ5≥(%): 15
Reduction of area ф ≥ (％): 50
Surface hardness: HBW 248 ~ 293
MAIN FEATURES AND MELTING PROCESSThe steels shall be manufactured by melting process EAF + LF + VD, EAF + LF + VD + ESR, IFF + ESR, VIM + VAR Melted and shall be finished by hot-rolled / hot forged / cold finished.
Forgings may be furnished in one of the following conditions: stress relieving; annealing; solution treatment; solution treatment and ageing; normalizing; normalizing and tempering; or quenching and tempering.
PRODUCT PROFILE AND AVAILABLE FORMS
Round bar (Diameter): 0.50mm to 800mm
Square bar / Flat bar: 3mm to 800mm
Length: random length, fixed length or based on the customer's special requirement.
Steel strip: T0.20 ~ 3mm X W10 ~ 2000mm X Coil
Heavy/middle plate via hot rolled: T4 - 200mm X W1000- 2500mm X L1000-12000mm
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE & SERVICE
If you meet further on any technical enquiry. pleased to EMAIL our resident team of qualified production engineers.
- Email us: lh.steel@hotmail.com
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