This gazetteer, divided into 4 volumes, covers the army map service 1. Basics of pyrometry, industry specifications and temperature. We have assumed thatthe reader of this article understands the basics of shot peening and its effect on gearing and realizes that shot peening is an effective too for combating problems of fatigue and stress corrosion cracking. Ams 2750e covers pyrometric requirements for thermal processing equipment used for heat treatment. The issue of the following documents in effect on the date of the. A maximum of d0%, by count, of particles evaluated may. December, 2007, and has been superseded by ams 2430, shot peening. Over 30 years later, ams 2750 continues to be the critical standard related to, in the precise words of the document, pyrometric requirements for thermalprocessing equipment used for heat treatment. For machines that are computer controlled and monitored in accordance with ams 2432. Ams 1 2430 sae ams 2431 saeshot media general requirements ams 24311 saecast steel shot, regular hardness ams 24312 saecast steel shot, high hardness ams 243 saeconditioned carbon steel cut wire shot, regular hardness ams 24314 saeconditioned stainless steel cut wire shot ams 24315 saeapb case hardened steel peening. Type 301 is resistant to a variety of corrosive media. Compliance with these controls and with applicau necessary for continued qualification. Shot peening is an effective tool for combating fatigue and stress corrosion cracking, as well as assisting in forming and shape correction. Ams 1 2430 sae ams 2431 sae shot media general requirements ams 24311 sae cast steel shot, regular hardness ams 24312 sae cast steel shot, high hardness ams 243 sae conditioned carbon steel cut wire shot, regular hardness ams 24314 sae conditioned stainless steel cut wire shot ams 24315 sae apb case hardened steel peening.
Ams 2750e requirements essco calibration laboratory. To insure best temperature uniformity over a long period of time, we often choose downdraft designs for gas fired bottom drop. Optimum shot peening specification i gear technology. New revision s released for ams 2430, shot peening. Jan 06, 2014 attendance at the october 20 nadcap meeting was better than most years, but it still yielded fewer heat treaters than there ought to have been.
Other mounting techniques may provide better thermal resistance than 30cw. However, the corrosion properties are not as good as the 188 chromiumnickel steels. A minlrnum of 100 particles shall be evaluated for defects, internal defects figure 4 include cracks, hbllws. This specification covers pyrometric requirements for thermal processing equipment used for heat treatment. To induce residual compressive stress in surface layers of parts, thereby increasing fatigue strength and resistance to stresscorrosion cracking but.
To find similar documents by federal supply class code. These are necessary to ensure that parts or raw mater. Nongovernment standards and other publications are normally available from the organizations that prepare or distribute the documents. Contact us to work with our knowledgeable staff and receive an immediate response to all your requests. Ams2750e is somewhat a complex document and for many clients who are maybe new to the industry, some of the details and procedures may seem to be a. Keith company has built class 1 furnaces according to ams 2750e process specifications using all these technologies. The new revision j is available from document center inc. Amss165 shot peening of metal parts document center, inc. Ams 2430 ams2432 bac5730 amss165 examples of parts that can benefit from shot peening aircraft wheels coil springs compressor airfoil and roots compressor disks connecting rods crankshafts fatigue sensitive helicopter components landing gear. The issue of the following documents in effect on the date of the purchase order forms a part. Engineering directorate structural engineering division. Hoofbeat features issue 1 september 17, 20 9 we all learned the i before e rule back when we first started spelling bigger words. Ams 2750e provides specifications the user must ensure the instruments used will meet. The ams 2430 is more stringent, but at the same time it refers to j443 for the intensity verification method see ams 2430 sections 3.
Manual peening is not directly addressed by this specification. Alloys poured at tech cast low alloy steels specification cast grade wrought equivalent astm a27 65 35, 70 40 1020 astm a216, asme sa 216 wca,wcb, wcc 1025 aisi 1018 1018 1018 aisi 1060 1060 1060 astm a732, mil s22141 1oq, ic 4340 4340 astm a732 q 8620 astm a732 14q 8630 astm a732 1a 1020. Fsc standardization area mffp metal finishes and finishing processes and procedures. Ams2430 shot peening, automatic document center, inc. We specialize in aircraft grade metals in a variety of customer specifications, as well as ams, mil, and astm. Steel, corrosion resistant, bars, wire, forgings, extrusions, tubing, and rings, wear and galling resistant 8. This specification covers the engineering requirements for automatic peening of surfaces of parts by impingement of metallic shot, glass beads, or ceramic shot. Hpa n60 s21800 steel bars from high performance alloys, inc hpa. Ables inhouse specialized services bring industry leading capabilities under one roof, allowing us to maximize quality while reducing cost and delivery time. Sleve opening sleve nominal teet sleve opening size and. Metals unlimited aerospace, inc is the leading supplier of aircraft alloys including ams 6350. Quality requirements for inprocess media are detailed in this specification.
This specification covers the requirements for automatic shot peening of surfaces of parts by impingement of media, including metallic, glass, or ceramic shot. Originally published in april 1980, ams 2750 has become one of the prime governing documents related to many industrial heating applications. By definition, shot peening is the bombardment of the surface of a material by. This specification includes requirements for the setup, operation and verification of the process. Ams2750e furnace classes and ams2750e instrumentation type. Others may try to meet the stringent requirements of ams 2488,but if constant,proven dependability and satisfaction is your need,specify tiodize.
This specification covers the engineering requirements for automatic peening of surfaces of parts by impingement of metallic. Ams2750e specifications there are two ams2750e specification types relating to airflow and its offering for industrial oven application. Ams2750e specifications aerospace materials specifications. Author changed 7211999 b general changes due to reorganization changed em to es. Continuance of the qualification also depends on maintaining faciiities, procedures. Electroplating mobile mobile onsite services available servicesworld class specialized. Reference ams 2750e concerning the content of calibration records and calibration date stickers applied to instruments. Dod adopted application for copies should be addressed to the society of automotive engineers, inc.
The ams2430 shot peening, automatic specification provides the. It covers temperature sensors, instrumentation, thermal processing equipment, system accuracy tests, and temperature uniformity surveys. Attendance at the october 20 nadcap meeting was better than most years, but it still yielded fewer heat treaters than there ought to have been. By definition, shot peening is the bombardment of the surface of a material by small spherical media the shot to produce. New revision j for ams 2469 on hard anodic coating document. Ams 2430 ams2432 bac5730 ams s165 examples of parts that can benefit from shot peening aircraft wheels coil springs compressor airfoil and roots compressor disks connecting rods crankshafts fatigue sensitive helicopter components landing gear.
Sae has released a new revision s for ams 2430, shot peening, automatic, and it is available now from document center inc. The frequently referenced ams 2469, hard anodic coating on aluminum and aluminum alloys, has been updated. Jason schulze on understanding ams 2750e standard sat. An onsite comparison of the instrumentleadwiresensor readings or values, with the readings or values of a calibrated test instrumentleadwiresensor to determine if the measured temperature deviations are within applicable requirements. By doing that it seems that the ams 2430 accepts the j443 interpretation as well. Applicable documents the issue of the following documents in effect on the date of the. T7651 ams4089, ams4202, fms3004, cms51602 clad dms2234, ams4100, ams4207 aluminium bar grade temper surface and specification 2014 t4, t451, t4511,t6. Typicalapplications machinability usedwherehighstrengthandgoodcorrosionresistance.1418 731 1387 1344 730 243 690 82 65 297 934 125 1336 1565 1366 289 405 706 926 1191 279 513 1064 893 1212 310 975 149 239 233 1063 215 947 934 468 44 530 1168 899 1356 411 1378