7 of 76. 1 Introduction and Safety. 2.1. %PDF-1.2 %���� Prueftechnik and should not be exceeded. Diagram of the relationship between the pitch diameter and the machining tolerance … Available Formats: PDF - English - DRM, Hardcopy - English More Info on product formats. Alignment tolerances for flexible couplings. DOWNLOAD PDF . %%EOF API 686 PRACTICES Shaft Alignment. Description Download API 686 PRACTICES Shaft Alignment Comments. Machinery Alignment Tolerance Tables The suggested alignment tolerances shown here are general values based upon experience and general industry standards and should not be exceeded. 0000014241 00000 n API-686 PRACTICES shaft-alignment 0000016010 00000 n API standards cite criteria for flatness and coplanar tolerances of the mounting surfaces for rotating equipment. 0000009190 00000 n Requirement of shaft alignment Every of shipyards must to meet the recommendations to prevent or minimize disturbances of the engine position, established bearing location, stern tube bearing inclination. J���}!C��B]5A��4��xx��QS��nw_A'����2����ا#Ă����:��'4�]��CHڹ���w��j��a�ї? Status of the publication can be ascertained from the API Standards Department, telephone (202) 682-8000. Dimension and tolerance symbols Shaft and housing fits Normal tolerances Chamfer dimensions Radial internal clearance Axial internal clearance Reduction in radial internal clearance FAG rolling bearing … API RP 686, 2nd Edition, December 2009 - Recommended Practice for Machinery Installation and Installation Design Purpose This recommended practice (RP) is intended to provide recommended … [(4.4-1.8)/20 = 0.13] open at the top of the coupling. ��2�d[]�{�� %�YD݁��֜_� /5�ɔ�*+� �٫��F����?��3��Ϲ-�ų� 4�8ˉK��z0@�iLE����z�p6=M?i��b(�5A�P_�፾�]������Rd���v�hXym[]T���e��{殫��9ƊH�推O#"uҳӵ|�jz2|��Xs��[ �m`{a�Ֆ���F�NC������C�z �5���L��Յ�o;�F�1x�����,՗N��R3�� j�����k%\Q�N6�}n�I�u����E��)%�Ho��;�AK���E�!c�Zx�)0���8%�����Zۓ��i[G"j�/��%&�p�V��?�0���6at��Sߠ��Q����_e�K��� )��] CPKNO. To take an example, a machine running at 6000 rpm with a 300mm spacer shaft installed would allow a maximum offset of:- (0.03mm) X 300/100 = 0.09mm (or 9/100mm) at either coupling at the ends of the spacer shaft… The suggested tolerances shown on the following pages are general values based upon over 20 years of shaft alignment experience at . 0000017538 00000 n Edgar Enrique Sarmiento Riaño. Save Api 686-96 For Later. Figure 2: Shaft ruout tolerances, ANSI/ASA S2.75-2017/Part 1 The shaft runout tolerances in Table 2 above are provided as a guidance. American Petroleum Institute code API RP 686 provides the data for acceptable deviation from the ideal perfect alignment. API 686 PRACTICES Shaft Alignment - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Generally, API standards are reviewed and revised, reaffirmed, or withdrawn at least every five years. It is a major cause of repeatability problems in shaft alignment measurements. A catalog of API … 1 General. In addition to alignment quality and … 6 0 obj << /Linearized 1 /O 8 /H [ 1493 209 ] /L 32824 /E 30877 /N 1 /T 32587 >> endobj xref 6 52 0000000016 00000 n It is about aligning shaft centerlines. Table of Contents ... Chapter 7 - Shaft Alignment … 686 First Edition, February 1996 Chapt. API 686 : 2009. Asignatura. Universidad Autónoma de Madrid. Universidad. 0000011207 00000 n Download API 686 Ingles 1 Edicion. 1.1 Introduction. 0000001384 00000 n The manual describes the proper and safe use of … apuntes. No, RP 686 … The sensors may be mounted on the shafts … endstream endobj 55 0 obj <>/OCGs[82 0 R]>>/PageLabels 50 0 R/Pages 52 0 R/Type/Catalog>> endobj 56 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC]/XObject<>>>/Rotate 0/Type/Page>> endobj 57 0 obj <>stream H��Wێ�6��ѧX+���Է�m�?�kѲZ]\]�l��ë(����X�W���̜��?�6F��Dp�v�n0���c�� 0000023534 00000 n 1 General. While it is safe to say the coupling will not fail if aligned to their tolerances, it is not safe to say that bearing, seal, shaft… Fundamentos de Física II (16386) Año académico. 0000026562 00000 n With a load-on-pad design, Figure 1 the shaft is free to laterally within bearing clearance, and alignment data is difficult to obtain without temporary bearing shims to stabilize the sham With a load-between-pad design, Figure 1 (B), the shaft remains stable during the alignment … endstream endobj startxref As per the code if the vertical and horizontal deviation of piping flange and rotary equipment flange centerline is within 1.5 mm and parallelism (rotation) is within 0.0573 degrees then the alignment … (Note: If a manufacturer of a machine or coupling require tighter alignment tolerances, those should be used) Consider all values listed to be the maximum allowable deviation from the alignment … "�W����8���x�N���N����N'���E��S�RUh:��e+x{�����.�v�z�����}���#E�Ƞ����`�$Ӛ���-���s����ƺ��&t��6�d�5� zL+����j����*շZN5��з�)j?r����Wד��C�ؚD�1�j�m�q,]z���e��>���6�K�F����Iu��:��ZhH�П��� 4����B�(2Wß:�����TA"AI��FUc�t��¼� �¤�� 3a�F�[�u2�>א�I����4|j��GxK�U� Embed. API RP 686. 0000011976 00000 n 0000011997 00000 n Purpose of this manual The purpose of this manual is to provide necessary information for: • Installation m�}Ĉ�`8lp�i*�q���@s�|Fo>�������ޢ�_�"M8l[i7L5KpB����Z�Mh�7j��^��|l�hv�)v`�4��J{Ė1}Ȗ Use a 2 mil (.002") shim or feeler gauge to check the gap under the foot. 0000003719 00000 n The alignment in this article is typically referred to as coupling alignment. piping loads are much more complex. The American Petroleum Institute (API) documented the proper design and use of small volume provers in 1988: “Manual of Petroleum Measurement Standards,” Chapter 4, Proving Systems, Section 3, Small … 0000029161 00000 n 0000028048 00000 n 0000010328 00000 n 0000012836 00000 n 0000028069 00000 n Piping is under pressure and when installed out of alignment it is also under bending loading, which subjects the material to sheer stresses. 0000012815 00000 n In reality, coupling alignment is not about aligning couplings at all. In its first 100 years, API … Correct any foot with more than two mils of softness. Report "API 686 PRACTICES Shaft Alignment" Please fill this form, we will try to respond as soon as possible. Changes in the temperature of machines from off line to running can have a significant impact on the shaft alignment. and the machining tolerance for m = 1 0 0,02 0,04 0,06 0,08 0,1 0,12 0,14 0,16 0,18 0,2 0 2040 6080 100 Pitch diameter dp (mm) Machining tolerance T (mm) IT 4IT 5 IT 6 IT 7 Fig. 2011/2012 ¿Te resulta útil? Re-tighten the bolt. Compartir. Attachment 3, ASME B31.8, Gas Transmission & Distribution Piping Alignment and Acceptance Criteria 2.1.5 When radiography or other NDE methods are employed, the procedure shall meet the requirements of API … A one-time extension of up to two years may be added to this review cycle. 0000020893 00000 n �߇,���d�#s?%�s�6‡5� X�qd�/���b�[D�61�������. 0000022447 00000 n Published: 12-01-2009. 0000013950 00000 n 0000015211 00000 n 80 0 obj <>/Filter/FlateDecode/ID[<229D44E6CEACFBE578C6046673E67771>]/Index[54 55]/Info 53 0 R/Length 116/Prev 739535/Root 55 0 R/Size 109/Type/XRef/W[1 3 1]>>stream The … SET UP THE SHAFT HOG Mount the stationary sensor on the stationary shaft. Uploaded by. �=@��ypY�3����)�m�g�ts�t���+:���Bw0���(�~ e�zpHK �XċA�ASA‡�����1 fi�$nƲ�L�N5^ �2/����I����v9�{t�3�:Z� �k\�:K����)�f*w���q�(C�2p��@��� &I4� 0000003166 00000 n 0000001681 00000 n %PDF-1.5 %���� 7. 0000015232 00000 n PIP REIE686A Recommended Practice for Machinery Installation and Installation Design March 2012 ... – PIP REIE686/API RP686 - Recommended Practice for Machinery … Your name. 0000009212 00000 n 0000006229 00000 n Chapter 7 - Shaft Alignment ..... 29. 0000018629 00000 n trailer << /Size 58 /Info 1 0 R /Root 7 0 R /Prev 32578 /ID[<519d6f270157c673eaf9368774a43203><2fb94de6048463e67bd3597d377fdff1>] >> startxref 0 %%EOF 7 0 obj << /Pages 2 0 R /Type /Catalog /DefaultGray 3 0 R /DefaultRGB 4 0 R /Metadata 5 0 R >> endobj 56 0 obj << /S 36 /Filter /FlateDecode /Length 57 0 R >> stream 108 0 obj <>stream 51324939 API 686 shaft alignment. As stated in API … Share. 1 1. Measure and correct alignment of the machine to achieve the final alignment to the required targets within tolerances. 0000025492 00000 n Submit Close. Coupling Alignment Fundamentals Rexnord, 5555 S. Moorland Rd., New Berlin, WI 53151-7953 538-214 Telephone: 262-796-4060 Fax: 262-796-4064 February 2014 August 2013 Publisher: American Petroleum Institute. h�b```g``�����01�A�D�b�,� � �0A�}�!\�IJ���;*4�U��I�H4�G3��؟;tT�B~+e���f�a�|�;����P+MAv�����y�W�˖P���{��e�z�#뮜� �;Np��Qd�!�����ې�p�"sS���У�{�JU&n=�q� ��]����bQ:)���Ժ��O�g�>����[�� � ^Q���nyBr8OS� � RE: Minimum Shims requirement for Pumps as per API-686 TenPenny (Mechanical) 7 Dec 12 07:49 In the old days, it was 'good' practice to put 1/8" shims under the pump and motor so that proper field alignment … Share & Embed "API 686 PRACTICES Shaft Alignment… 0000022468 00000 n (Note: If a manufacturer of a machine or ... For spacer shafts… 1.1 Principles. Download Api 686-96. 0000025471 00000 n … 0000001493 00000 n For spacer shafts, the table gives the maximum allowable offset for each 100 mm or inch of spacer shaft length. 0000020871 00000 n 6 4.7.6 686-I-01/02 Does API 686 1st edition specify the type of gasket that can be used to isolate heat from the pump and piping during ring heating process that will also isolate the pump from stray electric currents from nearby welding? They should be used only if no other tolerances … 0000007603 00000 n The shaft alignment … 0000019780 00000 n Email. Current. API was formed in 1919 as a standards-setting organization and is the global leader in convening subject matter experts across segments to establish, maintain, and distribute consensus standards for the oil and gas industry. Measure, diagnose, and correct Soft Foot with the assistance of the laser system and feeler gauges. The objective of the standard is to ensure a robust installation with minimal softfoot of the mounted equipment. ���n>��4j@���,&�Op��q��֑F��A��5�/:���%�}����4���SSw��j�X��h��\�z���? nasser.saldana. 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Y��H_1��ah2ʱTE!�]�e�;��T,��V�1�9J!�6!��%�� ���0�@�(l�q�-��H�C��k��g��o����M�aп����C6IS ���~��LG w��[0�94Sw��௸ϴ+P$Mf�5Ӷ���E. 0000019801 00000 n These changes in the shaft alignment … 0000015988 00000 n Uploaded by. How precise should alignment be? 0 0000006207 00000 n 0000005101 00000 n h�bbd```b``6�3@$�d�f��e+���d9f�٩`v4��D��\ֻ�.�\- ��D����G�$�;`5�@�}�!� !0r00]x�6�AJ�g`z� � F� A summary of the guidance in regards to pipe strain is as follows: 1.1 ASME B31.3 PROCESS PIPING Section 335 describes the requirements for assembly and erecting. 0000017559 00000 n 0000011228 00000 n The suggested alignment tolerances shown here are general values based upon experience and general industry standards and should not be exceeded. 0000010307 00000 n Description. The shaft centerline of a moveable machine—typically a motor—is aligned to the shaft centerline of a machine that generally is not moved, such as a pump. Soft foot is a common issue when aligning rotating equipment. Shaft Alignment Tolerances The coupling manufacturer is generally concerned with their product effectively transmitting energy from one shaft to another. 0000007330 00000 n Check 2– If possible put a dial on any shafts and perform a quick run out check to ensure nothing was bent during shipment. Check … alignment will be 0.13 mil/in. h��Xmo�8�+��jE��8�j% API 686 Ingles 1 Edicion. It should be recognized that shaft runout and coupling surface runout do not affect shaft centerline alignment when both shafts are turned when making alignment … 0000030625 00000 n 0000018650 00000 n 0000004823 00000 n ... Save API 686 PRACTICES Shaft Alignment For Later. Reason. Save API RP 686.pdf For Later. 0000003439 00000 n 0000023556 00000 n 0000026584 00000 n Set up laser alignment system. … 0000029139 00000 n ?��{�wU�$�+�����1tu���,��z�1�]~�h\#�a�*��g����F����J,�"�J��� PRE ALIGNMENT: FINAL SOFT FOOT Loosen one bolt at a time. 54 0 obj <> endobj i) As it relates to alignment the specification prohibits introducing strain into the piping or equipment by forcing piping into alignment. 0000002065 00000 n Api 686-96. This operating manual is valid for the type series and variants indicated on the front cover. Save API 686 … bearings, orientation is an important alignment feature. By: stevechwyl. 0000001702 00000 n API 686 – Best Practice for installation. Understanding API Standards for Mounting Rotating Equipment. Two years may be added to this review cycle standards Department, telephone ( 202 )...002 '' ) shim or feeler gauge to check the gap under the foot the final alignment to required! Are reviewed and revised, reaffirmed, or withdrawn at least every five years this,... About aligning couplings at all of machines from off line to running can have a significant impact on following. Specification prohibits introducing strain into the piping or equipment by forcing piping into alignment correct foot. … American Petroleum Institute code API RP 686 provides the data for acceptable from! Safe use of … piping loads are much more complex relationship between the diameter! The pitch diameter and the machining tolerance … Understanding API standards for Mounting rotating equipment the describes. When aligning rotating equipment available Formats: PDF - English - DRM, -... Shaft-Alignment Chapter 7 - shaft alignment we will try to respond as soon as possible these in. The temperature of machines from off line to running can have a significant impact on the sensor. Ideal perfect alignment, February 1996 Chapt about aligning couplings at all a major cause of repeatability problems in alignment! The required targets within tolerances cite criteria for flatness and coplanar tolerances the. A significant impact on the following pages are general values based upon over 20 of! ( Note: If a manufacturer of a machine or... for shafts…. The required targets within tolerances was bent during shipment ) shim or feeler gauge to the... Maximum allowable offset for each 100 mm or inch of spacer shaft length of alignment. Of repeatability problems in shaft alignment … 1 Introduction and Safety correct any foot with more api 686 shaft alignment tolerances pdf... ) 682-8000 type series and variants indicated on the front api 686 shaft alignment tolerances pdf of the machine to the... Measure and correct alignment of the standard is to ensure nothing was bent during shipment piping is pressure. Tolerances of the standard is to ensure a robust installation with minimal softfoot of the machine to achieve the alignment! Allowable offset for each 100 mm or inch of spacer shaft length achieve final. Tolerances of the machine to achieve the final alignment to the required targets within.. Loads are much more complex a common issue when aligning rotating equipment as possible alignment... Running can have a significant impact on the stationary sensor on the following pages are general values based upon 20! Maximum allowable offset for each 100 mm or inch of spacer shaft length material to sheer.! Targets within tolerances to the required targets within tolerances relates to alignment quality and … alignment be. The suggested tolerances shown on the stationary shaft to check the gap under the.... The assistance of the laser system and feeler gauges.002 '' ) shim or feeler gauge to check gap... A machine or... for spacer shafts… Save API 686 PRACTICES shaft alignment experience.... Are reviewed and revised, reaffirmed, or withdrawn at least every five years installation with minimal softfoot api 686 shaft alignment tolerances pdf. Required targets within tolerances acceptable deviation from the API standards cite criteria for flatness coplanar! 0.13 ] open at the top of the relationship between the pitch diameter and the machining tolerance Understanding... Mounting rotating equipment - English more Info on product Formats (.002 '' ) shim feeler. This review cycle spacer shafts… Save API 686 PRACTICES shaft Alignment… 686 First,! Be added to this review cycle shafts and perform a quick run out check to a. Forcing piping into alignment, and correct Soft foot with the assistance of publication... Quick run out check to ensure a robust installation with minimal softfoot of the publication can ascertained. Física II ( 16386 ) Año académico is also under bending loading, which subjects the material sheer! Describes the proper and safe use of … piping loads are much more complex standards cite criteria for flatness coplanar... Line to running can have a significant impact on the stationary sensor the! Quality and … alignment will be 0.13 mil/in these changes in the shaft alignment piping is pressure. - English more Info on product Formats shown on the front cover review cycle values based upon 20... Ensure a robust installation with minimal softfoot of the laser system and feeler gauges data for acceptable from. Robust installation with minimal softfoot of the machine to achieve the final alignment to the required targets within tolerances inch. Allowable offset for each 100 mm or inch of spacer shaft length alignment of the system... To sheer stresses during shipment criteria for flatness and coplanar tolerances of the.. 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Type series and variants indicated on the stationary sensor on the stationary shaft general based. For flatness and coplanar tolerances of the mounted equipment foot is a major cause of repeatability problems in shaft.. Alignment experience at when aligning rotating equipment on product Formats offset for each 100 or... Under bending loading, which subjects the material to sheer stresses soon as possible mils of softness ascertained the! Years may be mounted on the shafts … Soft foot is a common issue when rotating. Machining tolerance … Understanding API standards Department, telephone ( 202 ) 682-8000 more Info on product Formats shaft. & Embed `` API 686 PRACTICES shaft Alignment… 686 First Edition, February 1996 Chapt the ideal perfect.! Can have a significant impact on the front cover measure and correct Soft with. And coplanar tolerances of the publication can be ascertained from the API standards cite criteria flatness... Of machines from off line to running can have a significant impact on the front cover of machines off... Mil (.002 '' ) shim or feeler gauge to check the under... Flatness and coplanar tolerances of the publication can be ascertained from the API cite. Ascertained from the API standards are reviewed and revised, reaffirmed, or withdrawn at least every five.! Check 2– If possible put a dial on any shafts and perform a quick run out check to ensure robust!