Astm A320 Grade L70 Bolts Specification

Astm A320 Grade L70 Bolts Properties
Chemical Properties | ||||||
---|---|---|---|---|---|---|
C | Si | Mn | P | |||
0.38-0.48 | 0.15-0.35 | 0.75-1.00 | 0.035 Max | |||
Mechanical Properties | |||
---|---|---|---|
Yeild strength | Tensile strength | Elongation | Reduction |
Mpa | Mpa | % | % |
min | min | min | min |
725 | 860 | 16 | 50 |
Impact Properties | |
---|---|
Joules | Temperature |
27 | -73°C |
Heat Treatment | |||||
---|---|---|---|---|---|
Quenched & Tempered @620°C min. | |||||
Equivalent Designation | |||
---|---|---|---|
UNS AISI 4140/4142/4145 | |||
EN number | |||
EN Name | |||
W.Nr. | |||
SS | |||
AFNOR | |||