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  • Users: Rizkyffq
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  1. Rizkyffq

    [ASK] ASTM Code for alloy steel with yield 40ksi -140ksi ?

    Hello, Probably someone here has expertise on low alloy steel and may help me on this. i am creating material specification for my product which designed to be on range 40-140KSI yield strength, which the material i used is alloy steel, 41XX. Do someone know, what code of ASTM or other standard...
  2. Rizkyffq

    May I Define Surface Hardness in Static Simulation ?

    Hello guys, as the question may i define hardness on specified surface with particular depth as figure below ? The hardness on teeth above is higher than material on below, do i can define it in static simulation solidworks 2021 ? hopefully you may give me a guidance about this. Thanks before
  3. Rizkyffq

    [ASK] May Someone Help me on this ?

    Hello guys, Disclaimer first that i am very newbie on FEA simulation and wanna simulate a model in Solidwork Static Simulation. As figure above, a pipe is getting radial force by a component. The radial force is defined 300k lbf. But as you guys see on figure above, there is an abnormal...
  4. Rizkyffq

    [ASK] HOW TO DETERMINE TEMPERATURE DE-RATED YIELD STRENGTH

    Hello guys, As title of this thread, maybe someone here has expertise on this. In my design standard, for some component need to calculate reduction of yield strength by specified temperature condition (which in this case temperature in actual field is more than 300 F). I already seek the...
  5. Rizkyffq

    API 11D1 Performance Rating Envelope

    Hello guys, Fast question to someone that mastery on API 11D1 due i have no idead about this definition. What is the clear definition of Tensile of Compression ? Before many thanks
  6. Rizkyffq

    [ASK] API Q1 Ninth Edition, Section 5.4.5

    Hi guys, Probably someone here has expertise on API Q1. I have one question that still confusing me at long time after i read section 5.4.5 API Q1 of Ninth Edition. At this section mentioned Design verification & Final Review, "to ensure that the design and development outputs have met the...
  7. Rizkyffq

    Do we need issue ECN (Engineering Change Notice) towards updated Material Spefication ?

    Hello All, Hopefully my thread is not OOT (out of topic), due i think this is very relevant to Industrial/MFG engineering. So i got problem in my factory, the problem is related with ECN (Engineering Change Notice). Our R&D recently has updated their material specification pertaining with low...
  8. Rizkyffq

    [ASK] How to Determine Tensile Modulus at 100% elongation ?

    Good day fellows Eng-Tips, Here i want to ask one question to anyone that expertise on rubber material. So i have data of NBR Rubber as following: Tensile Strength at break : 1450 psi Ultimate Elongation : 250% Duro Hardness : 70 From data above may i calculate tensile modulus of rubber at 100%...
  9. Rizkyffq

    [ASK] Permissible Deviation of Material Elongation

    Hello guys, I am working on a project relating with material specification. Usually i am checking conformance between our material specification and mill certificate that supplied. But often i found, in mill certificate for elongation of material having discrepancy with our material spec, but...
  10. Rizkyffq

    [ASK] Specification Standard for Young's Modulus of NBR

    Hello guys, I am trying to find normative standard or specification standard for NBR, which is i already found ASTM D2000 that provides information of mechanical properties for NBR. As i seen, BK Material is for NBR : And as information above there is no minimum requirement for young's...
  11. Rizkyffq

    [ASK] Standard in ASTM that Provides Info Requirement Only for Hardness Value for Alloy Steel ?

    Sirs, as title of this thread. Is there any ASTM standard that provides requirement information only for hardness value for alloy steel in generally ? Hopefully someone that expert on this may help me, due i need reference for my material specification, and what i need is only for hardness...
  12. Rizkyffq

    [ASK] Standard Provides Mechanical Properties for Alloy Steel 41XX

    Hello sirs, I am trying to create material spec for alloy steel 41XX. I already got requirement for chemical composition in ASTM A29. But the problem i still not get the standard that provides all alloy steel 41XX for mechanical properties. what i got is only for 4130 and 4140, maybe someone...
  13. Rizkyffq

    FEA of Radial Stress Inside a Pipe

    Hello all, So i am on project to create static simulation of radial stress inside a pipe but i got little obstacle on this project due i am kinda newbie on static simulation using Solidworks. Probably someone that expertise on solidworks static simulation may help me. As picture above there...
  14. Rizkyffq

    Question on Reinhold-Spiri Equation

    Hello guys, May someone help me on this problem, So anyone here know about this equation: The derivation of this equation cames from this site, https://yudhichen.files.wordpress.com/2015/11/calc_006.pdf So the problem is, this equation is working when the application of radial stress came...
  15. Rizkyffq

    Question on Reinhold-Spiri Equation

    Hello guys, May someone help me on this problem, So anyone here know about this equation: The derivation of this equation cames from this site, https://yudhichen.files.wordpress.com/2015/11/calc_006.pdf So the problem is, this equation is working when the application of radial stress came...
  16. Rizkyffq

    API 6A's Problem

    Hello all, I have read API 6A 21st edition, and i found a little problem with this standard. In Annex F for API 6A 21st edition, validation test procedure for PR1 already removed while in API 6A 20th edition PR1 still exist. The problem is when we have validation test of PR1 using Annex F that...
  17. Rizkyffq

    API Q1 - Does All Critical Components shall has material specification as per API Q1 ?

    Hello all, As the title of this thread, probably anyone here has expertise on API Q1. I have read API Q1 on section 5.6 Purchasing, sub section 5.6.3 Verification of Purchased Products or Activities. In this section, for critical components to verify them when we purchased them, we need use...
  18. Rizkyffq

    how to calculate REM (Remainder) in chemical composition ?

    Hello Guys, May someone help me, i am really new on case like this. So the case is that i have to make material specification about Bronze C83600, and get a standard that contains chemical requirement for Bronze C83600. And as you see above, in Copper (CU) properties the value is stated with...
  19. Rizkyffq

    API 11D1 Grade V3 Test

    Hello all, One question to ask, Here in API 11D1 there is a sentence about testing Grade V3: "Product with no anchoring devices or anchoring devices that hold in one direction may be restrained by the test fixture to prevent movement in the un-anchored direction(s)" API 11D1, Section 6.5.2.5...
  20. Rizkyffq

    Maximum Deviation/ Tolerance in Mechanical Properties ?

    Hi All, May someone help me, i already searched in everywhere but i still cannot get the answer. Is there any standards that stated about Maximum Deviation/Tolerance in Mechanical Properties ? So the case is between Mill Certificate of material and Standard are having difference value between...

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