API 20E Bolting - ASTM 194 - Nuts
NUBOTECK Nuts comply to the stringent quality requirements of API 20E Bolting BSL 1, BSL 2, BSL 3 NUBOTECK, with a focus on Quality Control is 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 Grade 2HM, 2H Grade 7M, 7 Chemical Composition Min Max Min Max Carbon 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) - - - - Typical Steel Grades 4140, 4142, 4145, 4140H, 4142H, 4145H Route Continuous, Ingot Continuous, Ingot Other Designations Carbon Steel Chromium-Molybdenum API 20E b