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| FASTENERS -SCREWS, BOLTS AND NUTS FOR TOUGHEST USE | ||||
| Alloy Steel Grade 4140 | ||||
| AISI 4140 Steel, normalized at 870°C (1600°F), air cooled, 25 mm (1 in.) round | ||||
| Subcategories: Alloy Steel; AISI 4000 Series Steel; Low Alloy Steel; Carbon Steel; Medium Carbon Steel | ||||
| Material | Size | Length | Specification | Manufacturer |
| AISI 4140 Fasteners | M 02 to M 160 | 3 mm | IS | GKW |
| to | BS | Unbrako | ||
| 200 mm | ASTM | Kundan | ||
| APL | ||||
| Sundaram Precision | ||||
| Infasco | ||||
| EBY Fastener Etc. | ||||
| Close Analogs: | ||||
| Key Words: AFNOR 40 CD 4, AFNOR 42 CD 4 (France), ASTM A322, ASTM A331, ASTM A505, ASTM A519, ASTM A646, B.S. 708 A 42 (UK), B.S. 708 M 40 (UK), B.S. 709 M 40 (UK), JIS SCM 4 H, JIS SCM 4, JIS SCM440, SS14 2244 (Sweden), MIL SPEC MIL-S-16974, SAE J404, SAE J412, SAE J770, DIN 1.7225, UNS G41400, AMS 6381, AMS 6382, AMS 6390, AMS 6395, IS 1570 40Cr1Mo28, IS 4367 40Cr1Mo28, IS 5517 40Cr1Mo28 | ||||