{"product_id":"lincoln-chromet-9-stick-smaw-welding-rod","title":"Lincoln Chromet 9 Stick (SMAW) Welding Rod","description":"\u003c!-- PER-186 follow-on parent body — auto-rendered 2026-05-26 --\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eLincoln Chromet 9 Stick (SMAW) Welding Rod\u003c\/strong\u003e is a modified 9% chromium, 1% molybdenum (9Cr-1Mo-V) low-hydrogen SMAW electrode classified to \u003cstrong\u003eAWS A5.5M E9015-B91 H4\u003c\/strong\u003e. Chromet 9 is engineered for welding Grade 91 (P91) creep-resistant steels — developed for high-temperature, high-pressure service in advanced power generation plants where long-term creep strength and low-cycle fatigue resistance at temperatures up to 650°C are critical requirements.\u003c\/p\u003e\n\n\u003cdiv class=\"per161-tldr\"\u003e\n  \u003ch2\u003eKey takeaways\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eClassification:\u003c\/strong\u003e E9015-B91\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAlloy class:\u003c\/strong\u003e Cr-Mo\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePolarity:\u003c\/strong\u003e DC+\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePositions:\u003c\/strong\u003e All positions\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAvailable diameters:\u003c\/strong\u003e 1\/8\", 5\/32\"\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eProcess:\u003c\/strong\u003e SMAW\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eClassification: \u003cstrong\u003eE9015-B91\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003eAWS Classification: \u003cstrong\u003eAWS A5.5M E9015-B91 H4\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eISO: BS EN ISO 3580-B E 6216-9C1MV\u003c\/li\u003e\n\u003cli\u003eAlloy: Modified 9CrMo with Nb, V, N additions (P91\/Grade 91 type)\u003c\/li\u003e\n\u003cli\u003eCoating: Basic low-hydrogen moisture-resistant\u003c\/li\u003e\n\u003cli\u003ePolarity: DC+ (DCEP)\u003c\/li\u003e\n\u003cli\u003ePreheat\/interpass: 200–300°C minimum\u003c\/li\u003e\n\u003cli\u003ePWHT: 760°C \/ 2h minimum\u003c\/li\u003e\n\u003cli\u003eX-factor (\u0026lt;15 ppm) and J-factor (\u0026lt;120 ppm) controlled\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003eWelding Grade 91 (P91) 9CrMoVNb steels for ultra-supercritical power generation boilers, steam turbine casings, headers, main steam piping, and hot reheat piping. Also for repair welding of P91 components and fabrication of power plant pressure parts to ASME Section I and Section VIII requirements.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eGrade 91 (P91) composition\u003c\/strong\u003e — 9Cr-1Mo-V modified for superior long-term creep resistance\u003c\/li\u003e\n    \u003cli\u003eH4 moisture-resistant coating minimizes diffusible hydrogen for crack-free welds\u003c\/li\u003e\n    \u003cli\u003eWeld metal chemistry respects X-factor (\u0026lt;15 ppm) and J-factor (\u0026lt;120 ppm)\u003c\/li\u003e\n    \u003cli\u003eSpecifically designed for high-integrity structural service at elevated temperature\u003c\/li\u003e\n    \u003cli\u003eCertified AWS A5.5M E9015-B91 H4\u003c\/li\u003e\n    \u003cli\u003eAvailable in 1\/8 in and 5\/32 in diameters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eMechanical Properties (After PWHT 760°C\/2h — Typical)\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTensile Strength\u003c\/td\u003e\n\u003ctd\u003e620–750 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYield Strength (0.2%)\u003c\/td\u003e\n\u003ctd\u003e500–620 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElongation\u003c\/td\u003e\n\u003ctd\u003e20–26%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eAvailable Diameters \u0026amp; Package Sizes\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eDiameter\u003c\/th\u003e\n\u003cth\u003ePackage\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1\/8\"\u003c\/td\u003e\n\u003ctd\u003e27.1 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\/32\"\u003c\/td\u003e\n\u003ctd\u003e27.1 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eProduct Family (Combined Listing)\u003c\/h2\u003e\n\u003cp\u003eThis Combined Listing parent page aggregates all package sizes and diameters for the Lincoln Chromet 9 Stick (SMAW) Welding Rod product family. Use the variant selector or browse individual child listings to find your specific size and packaging configuration.\u003c\/p\u003e\n","brand":"Lincoln Electric","offers":[{"title":"Chromet 9 1\/8 in","offer_id":44222905385111,"sku":"CHROMET9-32-1","price":210.99,"currency_code":"USD","in_stock":true},{"title":"Chromet 9 5\/32 in","offer_id":44222905417879,"sku":"CHROMET9-40-1","price":252.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/7140\/4695\/files\/lincoln-chromet9-32-1-chromet-9-lincoln-electric-1.jpg?v=1753402715","url":"https:\/\/weldingmart.com\/products\/lincoln-chromet-9-stick-smaw-welding-rod","provider":"WeldingMart.com","version":"1.0","type":"link"}