Haiyan Hager Fastener Co., Ltd. |
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Stud Bar DIN975 976 Metric Size B7 B7M B16 "End to End"
As a manufacturer in China, our company has advanced technology and equipment. Our company specializes in producing and selling different threaded rods of different materials. Our main threaded rods include trapezoidal threaded rods, metric threaded rods, stainless steel threaded rods, brass threaded rods, galvanized threaded rods, aluminum threaded rods, carbon steel threaded rods, etc.
Specifications greater than or equal to 2-3 / 4 in
TENSILE STRENGTH ≥795/mm2
YIELD STRENGTH ≥853/mm2
ELONGATION ≥16%
REDUCE ≥50%
TEMPERING ≥593℃
QUENCHING 880-930℃
HARDNESS ≤35HRC
The product of 4140 alloy steel shall meet the following chemical composition standards:
C% 0.38-0.48
Si% 0.15-0.35
Mn% 0.75-1.00
P% ≤0.035
S% ≤0.040
Cr% 0.80-1.10
Mo% 0.15-0.25