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(SCREW MACHINE STOCK) ASTM A108 - UNS G12130, G12150
Color Marking


1215 are resulphurized and rephosphorized free machining steels, commonly referred to as Screw Stock. They are improved free-cutting steels that have replaced the Bessemer B-1113 grade. They are especially suited for automatic screw machine operations where the major requirement is exceptional free-cutting quality with a good finish.

Stock Lengths 12'
Unit of Measure
1 2 

Size

Estimated Weight per Foot

Estimated Weight 12-Ft. Bar

1 7/8 N/A 9.397 lb N/A 112.8 lb
1 15/16 N/A 10.03 lb N/A 120.4 lb
2 N/A 10.69 lb N/A 128.3 lb
2 1/16 N/A 11.37 lb N/A 136.4 lb
2 11/8 N/A 12.07 lb N/A 144.8 lb
2 3/16 N/A 12.79 lb N/A 153.5 lb
2 1/4 N/A 13.53 lb N/A 162.4 lb
2 5/16 N/A 14.29 lb N/A 171.5 lb
2 3/8 N/A 15.08 lb N/A 180.9 lb
2 7/16 N/A 15.88 lb N/A 190.6 lb
2 1/2 N/A 16.71 lb N/A 200.5 lb
2 9/16 N/A 17.55 lb N/A 210.6 lb
2 5/8 N/A 18.42 lb N/A 221.0 lb
2 11/16 N/A 19.31 lb N/A 231.7 lb
2 3/4 N/A 20.21 lb N/A 242.6 lb
2 13/16 N/A 21.14 lb N/A 253.7 lb
2 7/8 N/A 22.09 lb N/A 265.1 lb
2 15/16 N/A 23.06 lb N/A 276.8 lb
3 N/A 24.06 lb N/A 288.7 lb
3 1/8 N/A 26.10 lb N/A 313.2 lb
3 1/4 N/A 28.23 lb N/A 338.8 lb
3 3/8 N/A 30.45 lb N/A 365.3 lb
3 1/2 N/A 32.74 lb N/A 392.9 lb
3 5/8 N/A 35.12 lb N/A 421.5 lb
3 3/4 N/A 37.59 lb N/A 451.0 lb
3 7/8 N/A 40.14 lb N/A 481.6 lb
4 N/A 42.77 lb N/A 513.2 lb
4 1/8 N/A 45.48 lb N/A 545.8 lb
4 1/4 N/A 48.28 lb N/A 579.3 lb
4 3/8 N/A 51.16 lb N/A 613.9 lb
4 1/2 N/A 54.13 lb N/A 649.5 lb
4 3/4 N/A 60.31 lb N/A 723.7 lb
5 N/A 66.82 lb N/A 801.9 lb
5 1/4 N/A 73.67 lb N/A 884.0 lb
5 3/8 N/A 77.22 lb N/A 926.6 lb
5 1/2 N/A 80.86 lb N/A 970.2 lb
5 3/4 N/A 88.37 lb N/A 1060 lb
6 N/A 96.22 lb N/A 1155 lb
6 1/2 N/A 112.9 lb N/A 1355 lb
7 N/A 131.0 lb N/A 1572 lb
7 1/2 N/A 150.4 lb N/A 1805 lb
Unit of Measure
1 2