MIL-S-851D
(ASTM Standards may be purchased from the American society for Testing and Materials,
1916 Race Street, Philadelphia PA 19103) Uniform Classification Committee
Uniform Freight Classification Rules
(Application for copies should be addressed to the Uniform Classification Committee, 202
Chicago Union Station, Chicago, IL 60606.)
2.3 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein (except for associated detail specifications, specification sheets of MS standard), the text of this specification shall take precedence. Nothing in the specification, however, shall supersede applicable laws and regulations unless a specific exemption has been obtained.
3. REQUIREMENTS.
3.1 Material.
3.1.1 Type I cast steel grit and shot, and Type II cast iron grit and shot, shall be made from materials complying in chemical composition as specified in Table I.
TABLE I Grit and Shot, Chemical Composition (except cut wire shot) |
|||||||
Type |
Carbon % |
Silicon % |
Manganese % |
Phosphorus % |
Sulfur % |
Other Elements % |
|
|
I |
0.85- 1.20 |
0.40-1.50 |
Shot size 330-930 230-280 170-190 70-130 |
% 0.7-1.2 0.6-1.2 0.5-1.2 0.35-1.2 |
0.05 max. |
0.05 max. |
--- |
II |
2.75- 3.60 |
2.20 max. |
0.50 max. |
0.30 max. |
0.20 max. |
0.25 max. |
|
3.1.2 Type III cut steel wire shot shall be made from corrosion resisting steel wire conforming to QQ-W-423.
3.2 Breakdown resistance. The grit and shot shall withstand the necessary impact in use without excessive breaking or deformation of the particles.
3.3 Shape and surface condition.
3
For Parts Inquires submit RFQ to Parts Hangar, Inc.
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business