NUBOTECK Nuts comply to the stringent quality requirements of
API 20E Bolting BSL 1, BSL 2, BSL 3 With a focus on Quality Control they are a leading manufacturer, supplier, exporter of the ASTM 194 Nuts in India The grades of ASTM A194 used are 2H, 7, 2HM, 7M Chemical Composition of typical ASTM 194 Steel. Material Grade Chemical Composition
Grade 2HM, 2H
Grade 7M, 7
Min
Max
Min
Max
0.400
-
0.380
0.480
Manganese
-
1.000
0.750
1.000
Phosphorus (max)
-
0.040
-
0.035
Sulphur (max)
-
0.050
-
0.040
Silicon
-
0.400
0.150
0.350
Chromium
-
-
0.800
1.100
Molybdenum
-
-
0.150
0.250
Boron (max)
-
-
-
-
Carbon
4140, 4142, 4145, 4140H, 4142H, 4145H
Typical Steel Grades Route
Continuous, Ingot
Continuous, Ingot
Other Designations
Carbon Steel
Chromium-Molybdenum
API 20E bolting standard further provides for better chemistry over the regular ASTM standard to achieve High-Tensile properties for the product i.e. nut Visit NUBOTECK works at: GAT 144/1, Sanaswadi, Pune - Ahmednagar Hwy, Shikrapur, Shirur, Pune, Maharashtra 412208, India
