- ASTM A437 B4B round bar
- ASTM A437 B4B forging
- ASTM A437 B4B sheet
- ASTM A437 B4B flat bar
- ASTM A437 B4B pipe
ASTM A437 B4B
We can produce ASTM A437 B4B stainless steel round rods, ASTM A437 B4B forging,sheet,coil,and profiledstrip,Deformed steel,flat steel,mould,steel wire,have all specifications. With DuoNian production experience, strict control ASTM A437 B4B chemical composition and ASTM A437 B4B mechanical properties.From casting, forging, steel to hot and cold rolling process, heat treatment, etc, we have the control of professional engineers. We have advanced precision machining equipment, according to the requirements of users machining. in order to achieve the most satisfied with the user requirements.
Production specification
Round bar steel: 1mm to 3500mm
Square-shape steel: 1mm to 4000mm
Plate steel:0.1mm to 4000mm
Width: 10mm to 2500mm
Lenth: We can supply any lenth based on the customer's requirement.
Forging: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes
Tubings: OD: φ6-1800mm, with wall thickness ranging from 1-35 mm.
Finished goods condition: hot forging/hot rolling + annealing/normalizing + tempering/quenching + tempering/any conditions based on the customer's requirement
Surface conditions: scaled (hot working finish)/ground/rough machining/fine machining/based on the customer's requirement
Furnaces for metallurgical processing: electrode arc + LF/VD/VOD/ESR/Vacuum consumable electrode.
Ultrasonic inspection: 100% ultrasonic inspection for any inperfections or based on the customer's requirementExcellent service for all kinds of industries,with advantages of technologies, equipment and price.
We serve you with our honesty, integrity, and professionality.
Square-shape steel: 1mm to 4000mm
Plate steel:0.1mm to 4000mm
Width: 10mm to 2500mm
Lenth: We can supply any lenth based on the customer's requirement.
Forging: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes
Tubings: OD: φ6-1800mm, with wall thickness ranging from 1-35 mm.
Finished goods condition: hot forging/hot rolling + annealing/normalizing + tempering/quenching + tempering/any conditions based on the customer's requirement
Surface conditions: scaled (hot working finish)/ground/rough machining/fine machining/based on the customer's requirement
Furnaces for metallurgical processing: electrode arc + LF/VD/VOD/ESR/Vacuum consumable electrode.
Ultrasonic inspection: 100% ultrasonic inspection for any inperfections or based on the customer's requirementExcellent service for all kinds of industries,with advantages of technologies, equipment and price.
We serve you with our honesty, integrity, and professionality.
Product Description:
Stainless steel
AISI 422 Stainless Steel
Designations
|
Germany: DIN 1.4935
Japan: JIS SUN 616 United States: AMS 5655 , ASTM A565 , SAE 51422 , SAE J467 , UNS S42200 |
Chemical Composition
Element
|
Weight %
|
C
|
0.20-0.25
|
1.00
|
|
0.75
|
|
11.0-13.0
|
|
Ni
|
0.5-1.0
|
P
|
0.025
|
S
|
0.025
|
0.75-1.25
|
|
W
|
0.75-1.25
|
V
|
0.15-0.3
|
Mechanical Properties
Properties
|
Conditions
|
||
T (°C)
|
Treatment
|
||
Density (×1000 kg/m3)
|
7.8
|
25
|
|
Poisson's Ratio
|
0.27-0.30
|
25
|
|
Elastic Modulus (GPa)
|
190-210
|
25
|
|
Tensile Strength (Mpa)
|
965
|
25
|
intermediate and hard tempers (bar)
|
Yield Strength (Mpa)
|
760
|
||
Elongation (%)
|
13
|
||
Reduction in Area (%)
|
30
|
Thermal Properties
Properties
|
Conditions
|
||
T (°C)
|
Treatment
|
||
Thermal Expansion (10-6/ºC)
|
11.2
|
0-100 more
|
|
Thermal Conductivity (W/m-K)
|
23.9
|
100 more
|
|
Specific Heat (J/kg-K)
|
460
|
0-100
|
|
Mechanical properties
ASTM A437 B4B Mechanical properties,Our production completely according to the ASTM A437 B4B standards to meet the ASTM A437 B4B mechanical performance, can also according to the customer request, to meet the requirements of customers of ASTM A437 B4B mechanical properties.
Heat treatment
ASTM A437 B4B Heat treatment,Our production completely according to the ASTM A437 B4B standards to meet the ASTM A437 B4B Heat treatment, can also according to the customer request, to meet the requirements of customers of ASTM A437 B4B Heat treatment.
Machining
ASTM A437 B4B Machining,Our production completely according to the ASTM A437 B4B standards to meet the ASTM A437 B4B Machining, can also according to the customer request, to meet the requirements of customers of ASTM A437 B4B Machining.
Welding performance
ASTM A437 B4B Welding performance,Our production completely according to the ASTM A437 B4B standards to meet the ASTM A437 B4B Welding performance, can also according to the customer request, to meet the requirements of customers of ASTM A437 B4B Welding performance.
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