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06/27/2026 3:20 AM HIC and SOHIC in Sour Service - API 579 Part 7 Assessment Approach - Case Study Discussion
by ShantanuANZ
Last post: 06/27/2026 3:20 AM
by ShantanuANZ
 0 9
01/22/2009 8:07 PM Use Stainless Steel Wire to repair Steel Heating element?
by Techart
Last post: 06/04/2026 1:07 AM
by ratanakarwire
 8 690
04/06/2026 11:54 AM Butadiene Acrylonitrile or NBR
by afsprinklers
Last post: 04/15/2026 2:40 PM
by Doorman
 14 959
03/20/2026 7:29 AM Are Eco-Friendly Rubber Additives Affecting Processing Efficiency?
by irtubes
Last post: 03/24/2026 9:58 AM
by Rixter
 1 862
02/22/2013 9:58 AM Joining of Rubber Sheets End
by faranak
Last post: 03/17/2026 5:46 AM
by Herry07
 14 717
09/25/2013 2:18 AM Sheet Metal - Which One is for Me?
by Shoaib Yasin
Last post: 02/15/2026 8:09 AM
by not so smart
 25 472
05/08/2007 2:35 AM Installing a Ball Valve Downstream from a Safety Valve
by Heita
Last post: 01/26/2026 6:01 AM
by tiamhd99
 14 1774
05/19/2007 4:34 AM SS 304 limpet coil failure
by sangeetadixit
Last post: 01/21/2026 11:18 PM
by sseindiacom
 7 715
01/05/2026 12:36 AM Industrial Applications for PTFE Filter Bags: Where They Excel
by ECOGRACE ; also posted in Commercial Space
Last post: 01/05/2026 12:36 AM
by ECOGRACE
 0 73
04/20/2009 5:55 AM conveyor chain
by whf511
Last post: 12/16/2025 3:16 AM
by whf511
 5 203
02/15/2012 1:03 AM Carbon Graphite
by Hamid.Mahabadi
Last post: 11/14/2025 5:30 AM
by DmaicCarbon
 22 325
10/15/2025 11:28 PM How to Use Membrane Filtration Systems to Concentrate Whey Protein
by Bonatech
Last post: 10/16/2025 10:22 AM
by phoenix911
 2 195
09/17/2025 9:36 PM Discussion on Problems in the Process of Magnetron Sputtering or Ion Beam Sputtering
by VIMATERIAL
Last post: 09/22/2025 3:15 AM
by VIMATERIAL
 2 160
07/23/2024 3:55 AM Type of Metal Rods/Wire to Use in Pottery Kiln
by gideon
Last post: 09/19/2025 2:59 AM
by Pulpmillguy
 10 379
09/10/2025 10:05 PM Uneven Sputtering of Zinc Sulfide Target
by VIMATERIAL
Last post: 09/15/2025 1:58 AM
by VIMATERIAL
 4 97
07/14/2025 3:17 PM The Lasagna Cell
by HUSH
Last post: 09/10/2025 11:58 AM
by Haymaker
 4 416
09/08/2025 10:04 PM Chemical Drop Origin
by Sora
Last post: 09/10/2025 10:26 AM
by Deefburger
 5 154
12/18/2007 4:10 PM How To Measure The Resistivity of Distilled Water?
by nrznrz
Last post: 04/29/2025 5:16 AM
by PWSlack
 27 3825
03/14/2010 11:15 PM Water Pipe Fittings - Materials and Corrosion
by Adrian Mark
Last post: 04/23/2025 9:22 AM
by PWSlack
 10 290
11/09/2007 12:13 PM What Happens to Water in a Vacuum?
by bruceclem1
Last post: 04/10/2025 2:53 PM
by PWSlack
 42 1282
01/12/2010 4:25 PM How to Identify a Plastic
by StandardsGuy
Last post: 04/07/2025 7:35 AM
by PWSlack
 18 841
01/12/2010 9:43 AM Cobolt Chloride
by Anonymous Poster
Last post: 04/07/2025 7:28 AM
by PWSlack
 3 113
05/03/2008 12:02 AM Seperation of NaCl from water
by Kiran.Chaudhari@RPL
Last post: 03/24/2025 6:11 AM
by PWSlack
 17 717
03/19/2010 2:04 PM Muriatic Acid
by jhunter1972
Last post: 03/20/2025 6:40 AM
by PWSlack
 19 353
07/07/2011 11:51 PM Fuel to Oil Ratio
by jlstitt
Last post: 02/21/2025 6:00 AM
by PWSlack
 11 276
07/08/2011 4:15 AM How to Calculate Dew Point of Gas Mixture
by nimesh1401
Last post: 02/21/2025 5:51 AM
by PWSlack
 4 878
12/03/2008 4:08 AM Pipe material for H2SO4 (93-98%)
by Doan Ngoc Son
Last post: 02/21/2025 5:10 AM
by PWSlack
 11 3572
01/07/2008 9:09 AM Viton Bonding?
by Anonymous Poster
Last post: 01/28/2025 11:43 AM
by PWSlack
 13 2693
01/13/2019 2:57 PM Coagulant Clogged Pipes
by RichC
Last post: 01/16/2025 7:32 AM
by PWSlack
 20 660
03/24/2007 1:30 AM How would I weld stainless steel to mild steel?
by T-type240
Last post: 01/05/2025 5:27 AM
by PWSlack
 52 25674
08/14/2011 6:01 AM Lethal Substance (LPG)
by Talaat Haggag
Last post: 12/18/2024 7:57 AM
by PWSlack
 17 878
09/05/2010 5:07 AM polymer line sizing
by bhalchandra
Last post: 10/25/2024 7:25 AM
by PWSlack
 4 362
04/21/2007 5:47 AM Conductive Liquid
by victormatthews
Last post: 10/14/2024 4:44 AM
by PWSlack
 16 1985
12/25/2007 3:40 AM Boiler determination
by mmayyurr
Last post: 10/11/2024 5:26 AM
by PWSlack
 6 167
09/04/2007 4:30 AM How to Correct a Leak in a SS 304 Vessel?
by Anonymous Poster
Last post: 10/08/2024 5:38 AM
by PWSlack
 13 469
03/26/2014 8:10 PM Removal of Epoxy Paint
by r&ddoc
Last post: 09/26/2024 8:38 AM
by PWSlack
 46 1067
11/11/2008 6:11 AM Hazardous area classification
by RAJ KUMAR
Last post: 09/20/2024 4:31 AM
by PWSlack
 24 349
08/21/2012 6:15 AM Velocity of the Flue Gas
by Govind Rao
Last post: 09/17/2024 10:03 AM
by PWSlack
 26 2807
09/24/2009 10:26 AM Properties of Metals
by Anonymous Poster
Last post: 09/10/2024 6:26 AM
by PWSlack
 2 165
09/23/2009 8:23 AM How to Treat Hard Water
by anicholas
Last post: 09/10/2024 6:24 AM
by PWSlack
 15 428
09/23/2009 6:39 AM Plastic Beverage Bottles
by greencrow
Last post: 09/10/2024 5:19 AM
by PWSlack
 13 758
05/02/2012 11:23 PM Looking for Hard Material that is Black
by Derrick Lai
Last post: 08/30/2024 6:54 AM
by Anonymous Poster
 9 224
03/19/2008 2:34 AM chemical composition for 11L44
by Anonymous Poster
Last post: 08/29/2024 4:07 AM
by PWSlack
 2 234
03/18/2008 1:35 PM Coating for mild steel reaction kettle for processing chelates
by S.R.Chherawalla
Last post: 08/29/2024 4:04 AM
by Anonymous Poster
 4 198
01/14/2010 3:37 PM Neutralizing 98% Sulfuric Acid
by Creede
Last post: 08/22/2024 6:51 AM
by PWSlack
 20 4520
01/07/2009 10:46 PM What's the Best Pipe Material for HCL 20%?
by Doan Ngoc Son
Last post: 08/22/2024 4:44 AM
by Anonymous Poster
 20 4470
12/03/2010 11:27 AM Neutralizing Sodium Hypochlorite
by Citronal
Last post: 08/14/2024 5:21 AM
by Anonymous Poster
 16 1212
06/28/2012 11:56 AM Density of High Speed Diesel
by Anonymous Poster
Last post: 07/26/2024 7:16 AM
by PWSlack
 4 488
05/12/2010 12:02 PM Sodium Sulphate Use in Water Treatment
by terry063
Last post: 07/24/2024 7:45 AM
by PWSlack
 16 1112
06/09/2009 10:28 AM Removing Rust and Clogs from Iron Pipes
by brian1
Last post: 07/19/2024 3:26 AM
by PWSlack
 19 2700
05/07/2008 10:52 AM What is the Volume of 660g of Helium
by Anonymous Poster
Last post: 07/15/2024 7:24 AM
by PWSlack
 8 295
01/11/2010 7:17 AM Boiler MAterial composition
by Anonymous Poster
Last post: 07/10/2024 7:09 AM
by Anonymous Poster
 3 146
07/02/2009 1:01 PM copper sulphate vs cupric sulphate
by Apothicus
Last post: 07/08/2024 5:11 AM
by PWSlack
 10 844
06/01/2024 5:49 AM Cast Iron Grade Identification from Spectroscopic Analysis
by Nothing is Impossible
Last post: 06/11/2024 7:15 AM
by PWSlack
 8 357
03/18/2009 3:22 PM Is It Safe to Put an Li-On Battery in the Freezer?
by Bondy111
Last post: 06/10/2024 9:17 AM
by PWSlack
 4 461
09/13/2010 8:31 PM Biodiesel
by Anonymous Poster
Last post: 04/25/2024 11:22 AM
by PWSlack
 5 418
12/26/2019 11:32 AM Changing Concentration of Pine Oil
by shaizyshah
Last post: 04/23/2024 6:18 AM
by PWSlack
 43 1364
10/24/2010 11:17 AM Ingredients of Household Bleach
by Ingeniarius
Last post: 04/19/2024 12:16 AM
by abotha
 13 741
03/18/2009 5:00 AM Liquid Nitrogen Expansion Factor
by himanshu
Last post: 04/05/2024 10:15 AM
by PWSlack
 7 2744
02/15/2011 9:11 PM Concentrated Nitric Acid (98% or greater) Storage Tank Specificatons
by gcros
Last post: 03/12/2024 10:46 AM
by PWSlack
 12 934
11/22/2011 4:23 AM Difference Between Distilled Water and DM Water?
by sauravjain
Last post: 02/20/2024 7:26 AM
by PWSlack
 25 1210
07/29/2011 3:28 AM Disposal of Battery Acid
by HiTekRedNek
Last post: 02/14/2024 8:44 AM
by PWSlack
 14 390
02/12/2009 5:44 PM What's the Best Pipe Material for HCL 60%?
by Awais
Last post: 01/30/2024 6:56 AM
by PWSlack
 23 855
10/25/2008 4:17 PM steam lines have "u" bends why?
by irshy84
Last post: 01/23/2024 7:09 AM
by Anonymous Poster
 13 3387
04/19/2011 7:11 AM how to calculate the empty weight of the vessel shell, bottom and top
by gopalcho
Last post: 01/19/2024 7:31 AM
by PWSlack
 9 3071
04/13/2007 11:36 PM PVC Vs. Polyurethane
by rstanley
Last post: 01/15/2024 11:21 AM
by PWSlack
 28 5118
06/27/2012 6:25 PM What's Going On with My Polarized Sunglasses?
by yamdankee
Last post: 01/08/2024 7:27 AM
by Anonymous Poster
 20 12202
09/05/2023 3:07 PM Can Acrylonitrile Styrene Acrylate (ASA) be Chemically Bonded to s Dissimilar Plastic such as PVC or ABS?
by Out of Box Experience
Last post: 09/13/2023 7:52 AM
by PWSlack
 9 888
01/09/2013 12:59 PM Corrosion Protection For Oil Tank Of A Hydraulic System
by Giovannyespm
Last post: 08/14/2023 10:54 AM
by PWSlack
 7 1329
04/29/2018 10:36 AM Cooling Tower Evaporation Loss
by maverick_friend
Last post: 08/14/2023 8:59 AM
by PWSlack
 13 1009
01/25/2016 2:59 AM Corrosion Resistant Coating for Steel Tanks
by ashokjp42
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by PWSlack
 29 1064
11/05/2009 12:32 AM Gasket / O-Ring Material for Caustic Soda 50%
by sathilkar ; also posted in Mechanical Engineering
Last post: 06/16/2023 5:48 AM
by PWSlack
 8 2170
01/11/2010 12:32 AM STELLITED VALVE TRIM
by maryam
Last post: 05/31/2023 5:48 AM
by PWSlack
 3 2020
09/03/2008 6:25 AM What Does "1 Meg Ohm-cm Specific Resistivity" Mean?
by billvelek
Last post: 05/23/2023 3:52 AM
by PWSlack
 20 2048
09/13/2008 2:15 AM why water has maximum volume at 4 deg. c at 1 atm
by irshy84
Last post: 05/02/2023 10:53 AM
by Haymaker
 31 1773
05/29/2007 10:26 PM Thickening agent for Sodium Hypochlorite
by mikekoh88
Last post: 04/26/2023 8:58 AM
by PWSlack
 18 1814
04/17/2023 4:26 PM Generating Valve Characteristic Curve Using Iterations
by nightcrawler
Last post: 04/25/2023 11:08 AM
by Codemaster
 10 204
05/04/2008 11:07 AM i want to leave this water pure
by mickel makina
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by SolarEagle
 14 400
11/22/2008 10:56 AM BTU Potential
by bwire
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 19 373
03/10/2023 3:13 PM Deposit Control Additive (DCA) injection, at Terminal tanks or Trucks loading racks?
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by PWSlack
 5 186
09/12/2014 3:08 AM Soldering
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02/15/2020 12:03 PM Is Melting Lead at 1000C Hazardous?
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 60 1038
04/16/2008 5:34 PM vulcanized rubber
by carcru
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 9 589
04/19/2008 7:23 PM How do I determine HP and speed(r.p.m) of agitator
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02/16/2020 7:59 PM Research Question About the Carbon Boil Effect of Molten Iron Making Flashes
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