Contact Us
East district of New high-tech industrial park, Jiangyou City, Sichuan Province, China
86 - 15386611557
www.cnlhss.com
You are here: Home > Stainless Steel

STR 3

Ex-stock STR 3, Specifications STR 3 Suppliers, STR 3 Forging Bar Plate machined, Grade STR 3 Exporters Technical specifications - KS D3731 - 2002 / 2007. From Melting, ESR & VAR technique, Blooming, Hot forging, Hot rolling, Heat treatment, Straightening
Product parameters
Material Category:: Stainless Steel
Steel Grade: STR 3
Material Technical Standards:: KS
Specification Code:: KS D3731 - 2002/2007
Place of Origin: Korea
INQUIRY
Description
TECHNICAL DATA SHEET - KS D3731 Grade STR 3
TECHNICAL SPECIFICATIONS: KS D3731 - 2002/2007
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS -  BV
MATERIAL CATEGORY: Martensitic stainless steel bar and plate
CHEMICAL COMPOSITION (WEIGHT %)
C (%):    0.35 ~ 0.45
Si (%):    1.80 ~ 2.50
Mn (%):  ≤ 0.60
P (%) ≤: 0.030
S (%) ≤: 0.020
Cr (%):   10.0 ~ 12.0
Ni (%):    ≤ 0.60
Mo (%):   0.70 ~ 1.20
N (%):     -
MECHANICAL PROPERTY UNDER ROOM TEMP.
Condition: anneal treated 800 ~ 900 Deg.C, slow cooling. 
Tensile strength, σb/ ≥ MPa: 932
Yield strength, σ0.2/ ≥ MPa: 686
Elongation, δ (%) ≥: 15.0
Reduction of area, ф (%) ≥: 35.0
Hardness ≤ (HBW): 269 Min.
MELTING PROCESS
The alloy is usually produced by BEF + AOD / EAF, followed by electroslag refining (ESR or VAR ) if necessary for special purpose.
PRODUCT FORMS AVAILABLE
Round bar (Diameter): 5.50 ~ 600mm
Wire rod (Diameter): 0.15 ~ 15mm
Flat bar (Thickness X Width): 10 ~ 400 X 15 ~ 1000mm
Length: random length, fixed length or based on the customer's special requirement.
Form: wire or straightened bar
TECHNICAL SALES ASSISTANCE
If you meet further on any technical inquiry. pleased to EMAIL (sales@cnlhss.com) our resident team of qualified production engineers.

Submit an enquiry for the displaying steel materials you are interested in TODAY!