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ASTM A193 B7 B16 Steel Bar for Bolts

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Min. Order: 5

Basic Info

Model No.:  ASTM A193 B7

Product Description

Model NO.: ASTM A193 B7 Standard: AISI, ASTM, GB, JIS, DIN, BS Technique: Hot Rolled Surface Treatment: Hot Rolled Black Surface Special Use: Mold Steel Transport Package: Standard Seaworthy Package Origin: China Type: Alloy Steel Bar Steel Grade: Alloy Steel Application: Structural Steel Bar, Tool Steel Bar Alloy: Alloy Trademark: Helio Specification: 16-310mm HS Code: 72283090 ASTM A193 B7 B16 steel bar for bolts
ASTM A193 B7 B16 steel bar for bolts
ASTM A193 B7 B16 steel bar for bolts
ASTM A193 B7 hot rolled Steel Round Bar
ASTM A193 B7 hot rolled steel round bar
ASTM A193 B7 hot rolled steel round bar
 
1.Standard:ASTM A193
2.Grade:B7
3.Application:high tensile bolets, fasteners.
4.Chemical composition:
Grade C Si Mn P S Cr Mo Cu Ni
    B7 0.37
0.49
0.15
0.35
0.65
1.10
Max
0.025
Max
0.025
0.75
1.20
0.15
0.25
Max
0.30
Max
0.30
 
5.Mechanical property
Tensile Strength:860Mpa(min);Yield strength:720Mpa(min);Elongation:16%(min);Reduction area:50%(min)
Hardness(HR):35(max)
 
6.Tempering temperature :593°C (around 1099.4 oF)
 
7.Quality control
1.Processing Line:
Iron - hot metal pretreatment - Converter - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
Electric Furnace - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
2.Gas content level:O2 - 

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