TechnicalHardness Conversion HV HRC HBW with NACE MR0175 Ceiling
Understand HV, HRC and HBW hardness conversion per ASTM E140 and how the NACE MR0175 22 HRC ceiling applies to carbon steel pipe fittings.
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Technical articles, standards comparisons, project case studies and buyer guides on pressure piping components, flanges and forged fittings.
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TechnicalUnderstand HV, HRC and HBW hardness conversion per ASTM E140 and how the NACE MR0175 22 HRC ceiling applies to carbon steel pipe fittings.
Case studiesPNGRB's 12th CGD round adds eight geographical areas with around Rs 41,000 crore investment. Reference for India city gas distribution piping demand.
Buyer guideMSS SP-25-2018 marking standard explained for pipe fitting and flange acceptance: required fields, marking methods, and a buyer audit checklist.
StandardsASTM A312 vs A790 explained for buyers: austenitic vs duplex stainless steel pipe, mechanical strength, corrosion resistance and selection logic.
TechnicalHow to specify Monel 400 and Monel K-500 pipe fittings for seawater and marine service, including chemistry, pitting behaviour and procurement checklist.
Case studiesBP's Tangguh LNG Train 3 in Papua Barat added 3.8 mtpa, taking total plant capacity to 11.4 mtpa. Reference for Indonesia LNG sourcing patterns.
Buyer guideASME B16.25 buttwelding end bevel preparation explained for inspectors: angles, root face, internal taper, and a dimensional acceptance checklist.
StandardsNORSOK M-650 explained: manufacturer qualification for duplex and high-alloy materials, scope, QTR documentation and how buyers should specify it.
TechnicalWhy titanium Grade 2 and Grade 12 buttweld fittings dominate chloride and seawater service, and how to specify them under ASME B31.3 piping codes.