{"title":"Tube Reducers \/ Transitions - 316L Stainless","description":"\u003cp\u003e\u003ca href=\"https:\/\/www.pnwsanitary.com\/collections\/butt-weld-fittings-reducers\" target=\"_blank\" title=\"Butt-Weld Concentric Reducers (31W) 316L Stainless | PNW Sanitary\" rel=\"noopener\"\u003ePNW Sanitary\u003c\/a\u003e Butt-Weld Concentric Reducers provide a hygienic, permanent solution for transitioning between different sanitary tubing sizes while maintaining a centered flow path. Designed for welded process systems, concentric reducers help promote smooth product flow, minimize turbulence, and support efficient cleaning in sanitary applications.\u003c\/p\u003e\n\u003cp\u003eManufactured from 316L stainless steel and polished to a 32Ra sanitary finish, these reducers are 3-A Certified and engineered for demanding food, beverage, dairy, brewery, cosmetic, nutraceutical, and pharmaceutical environments. The low-carbon 316L alloy offers enhanced corrosion resistance and is well suited for applications involving aggressive cleaning chemicals, high-purity media, and frequent CIP procedures.\u003c\/p\u003e\n\u003cp\u003eAvailable in a wide range of size combinations, PNW Sanitary 31W Butt-Weld Concentric Reducers are designed for orbital or manual welding and provide a durable, crevice-free connection for long-term sanitary performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e316L Stainless Steel\u003c\/li\u003e\n\u003cli\u003e3-A Sanitary Certified\u003c\/li\u003e\n\u003cli\u003e32Ra polished ID\/OD finish\u003c\/li\u003e\n\u003cli\u003eConcentric design maintains centered flow\u003c\/li\u003e\n\u003cli\u003eSuitable for orbital or manual welding\u003c\/li\u003e\n\u003cli\u003eCompatible with industry-standard sanitary tubing systems\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"3-000-x-1-000-16ga-butt-weld-concentric-reducer-31w-polished-od-id-316l-stainless","title":"3.000\" x 1.000\" 16ga Butt-Weld Concentric Reducer - (31W) - Polished OD\/ID - 316L Stainless","description":"\u003ch5\u003eButt-Weld Concentric Reducer (31W) – 316L Stainless Steel\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003ePNW Sanitary Butt-Weld Concentric Reducers (31W)\u003c\/strong\u003e provide a hygienic, permanent connection for joining sanitary tubing of different diameters. The concentric design maintains a centered flow path for smooth, efficient product transfer while minimizing turbulence and entrapment.\u003c\/p\u003e\n\u003cp\u003eManufactured from \u003cstrong\u003e316L stainless steel\u003c\/strong\u003e and polished to a \u003cstrong\u003e32Ra sanitary finish\u003c\/strong\u003e, these reducers are \u003cstrong\u003e3-A Certified\u003c\/strong\u003e and offer \u003cstrong\u003eenhanced corrosion resistance\u003c\/strong\u003e, making them ideal for aggressive cleaning regimens, high-purity systems, and pharmaceutical applications. Designed for orbital or manual welding, they deliver durable, crevice-free joints for long-term sanitary performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3-A Sanitary Certified\u003c\/li\u003e\n\u003cli\u003e316L Stainless Steel construction for superior corrosion resistance\u003c\/li\u003e\n\u003cli\u003eConcentric design maintains centered flow\u003c\/li\u003e\n\u003cli\u003ePolished ID\/OD with 32Ra finish\u003c\/li\u003e\n\u003cli\u003eAvailable in sizes from 3\/4\" × 1\/2\" through 10\" × 8\"\u003c\/li\u003e\n\u003cli\u003eSuitable for orbital or manual welding\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAPPLICATIONS \u0026amp; COMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIdeal for diameter transitions in permanent welded piping. Fully compatible with leading sanitary brands and suited for CIP systems, product transfer lines, and other high-purity installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQUALITY \u0026amp; MATERIAL VERIFICATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAll PNW Sanitary reducers undergo \u003cstrong\u003ein-house Positive Material Identification (PMI)\u003c\/strong\u003e using the \u003cstrong\u003eSciAps X-550 handheld XRF\u003c\/strong\u003e spectrometer to verify alloy chemistry and ensure material traceability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCROSS-REFERENCE\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eWayland\u003c\/th\u003e\n\u003cth\u003eAlfa Laval\u003c\/th\u003e\n\u003cth\u003eDixon\u003c\/th\u003e\n\u003cth\u003eVNE\u003c\/th\u003e\n\u003cth\u003eTopline\u003c\/th\u003e\n\u003cth\u003eSanitary Solutions\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eW31W\u003c\/td\u003e\n\u003ctd\u003eL31\u003c\/td\u003e\n\u003ctd\u003eB31W\u003c\/td\u003e\n\u003ctd\u003eE31WW\u003c\/td\u003e\n\u003ctd\u003eL31\u003c\/td\u003e\n\u003ctd\u003eSS31W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"PNW Sanitary","offers":[{"title":"Default Title","offer_id":43367389200447,"sku":"31W-3010-316","price":69.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/8304\/files\/PNW-31W-Single-750x-2025_c525029d-4e3e-4678-9d13-5703129c4b8b.jpg?v=1780957860"},{"product_id":"3-000-x-2-500-16ga-butt-weld-concentric-reducer-31w-polished-od-id-316l-stainless","title":"3.000\" x 2.500\" 16ga Butt-Weld Concentric Reducer - (31W) - Polished OD\/ID - 316L Stainless","description":"\u003ch5\u003eButt-Weld Concentric Reducer (31W) – 316L Stainless Steel\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003ePNW Sanitary Butt-Weld Concentric Reducers (31W)\u003c\/strong\u003e provide a hygienic, permanent connection for joining sanitary tubing of different diameters. The concentric design maintains a centered flow path for smooth, efficient product transfer while minimizing turbulence and entrapment.\u003c\/p\u003e\n\u003cp\u003eManufactured from \u003cstrong\u003e316L stainless steel\u003c\/strong\u003e and polished to a \u003cstrong\u003e32Ra sanitary finish\u003c\/strong\u003e, these reducers are \u003cstrong\u003e3-A Certified\u003c\/strong\u003e and offer \u003cstrong\u003eenhanced corrosion resistance\u003c\/strong\u003e, making them ideal for aggressive cleaning regimens, high-purity systems, and pharmaceutical applications. Designed for orbital or manual welding, they deliver durable, crevice-free joints for long-term sanitary performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3-A Sanitary Certified\u003c\/li\u003e\n\u003cli\u003e316L Stainless Steel construction for superior corrosion resistance\u003c\/li\u003e\n\u003cli\u003eConcentric design maintains centered flow\u003c\/li\u003e\n\u003cli\u003ePolished ID\/OD with 32Ra finish\u003c\/li\u003e\n\u003cli\u003eAvailable in sizes from 3\/4\" × 1\/2\" through 10\" × 8\"\u003c\/li\u003e\n\u003cli\u003eSuitable for orbital or manual welding\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAPPLICATIONS \u0026amp; COMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIdeal for diameter transitions in permanent welded piping. Fully compatible with leading sanitary brands and suited for CIP systems, product transfer lines, and other high-purity installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQUALITY \u0026amp; MATERIAL VERIFICATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAll PNW Sanitary reducers undergo \u003cstrong\u003ein-house Positive Material Identification (PMI)\u003c\/strong\u003e using the \u003cstrong\u003eSciAps X-550 handheld XRF\u003c\/strong\u003e spectrometer to verify alloy chemistry and ensure material traceability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCROSS-REFERENCE\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eWayland\u003c\/th\u003e\n\u003cth\u003eAlfa Laval\u003c\/th\u003e\n\u003cth\u003eDixon\u003c\/th\u003e\n\u003cth\u003eVNE\u003c\/th\u003e\n\u003cth\u003eTopline\u003c\/th\u003e\n\u003cth\u003eSanitary Solutions\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eW31W\u003c\/td\u003e\n\u003ctd\u003eL31\u003c\/td\u003e\n\u003ctd\u003eB31W\u003c\/td\u003e\n\u003ctd\u003eE31WW\u003c\/td\u003e\n\u003ctd\u003eL31\u003c\/td\u003e\n\u003ctd\u003eSS31W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"PNW Sanitary","offers":[{"title":"Default Title","offer_id":43367389233215,"sku":"31W-3025-316","price":24.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/8304\/files\/PNW-31W-Single-750x-2025_c525029d-4e3e-4678-9d13-5703129c4b8b.jpg?v=1780957860"},{"product_id":"1-000-x-0-750-16ga-butt-weld-concentric-reducer-31w-polished-od-id-316l-stainless","title":"1.000\" x 0.750\" 16ga Butt-Weld Concentric Reducer - (31W) - Polished OD\/ID - 316L Stainless","description":"\u003ch5\u003eButt-Weld Concentric Reducer (31W) – 316L Stainless Steel\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003ePNW Sanitary Butt-Weld Concentric Reducers (31W)\u003c\/strong\u003e provide a hygienic, permanent connection for joining sanitary tubing of different diameters. The concentric design maintains a centered flow path for smooth, efficient product transfer while minimizing turbulence and entrapment.\u003c\/p\u003e\n\u003cp\u003eManufactured from \u003cstrong\u003e316L stainless steel\u003c\/strong\u003e and polished to a \u003cstrong\u003e32Ra sanitary finish\u003c\/strong\u003e, these reducers are \u003cstrong\u003e3-A Certified\u003c\/strong\u003e and offer \u003cstrong\u003eenhanced corrosion resistance\u003c\/strong\u003e, making them ideal for aggressive cleaning regimens, high-purity systems, and pharmaceutical applications. Designed for orbital or manual welding, they deliver durable, crevice-free joints for long-term sanitary performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3-A Sanitary Certified\u003c\/li\u003e\n\u003cli\u003e316L Stainless Steel construction for superior corrosion resistance\u003c\/li\u003e\n\u003cli\u003eConcentric design maintains centered flow\u003c\/li\u003e\n\u003cli\u003ePolished ID\/OD with 32Ra finish\u003c\/li\u003e\n\u003cli\u003eAvailable in sizes from 3\/4\" × 1\/2\" through 10\" × 8\"\u003c\/li\u003e\n\u003cli\u003eSuitable for orbital or manual welding\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAPPLICATIONS \u0026amp; COMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIdeal for diameter transitions in permanent welded piping. Fully compatible with leading sanitary brands and suited for CIP systems, product transfer lines, and other high-purity installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQUALITY \u0026amp; MATERIAL VERIFICATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAll PNW Sanitary reducers undergo \u003cstrong\u003ein-house Positive Material Identification (PMI)\u003c\/strong\u003e using the \u003cstrong\u003eSciAps X-550 handheld XRF\u003c\/strong\u003e spectrometer to verify alloy chemistry and ensure material traceability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCROSS-REFERENCE\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eWayland\u003c\/th\u003e\n\u003cth\u003eAlfa Laval\u003c\/th\u003e\n\u003cth\u003eDixon\u003c\/th\u003e\n\u003cth\u003eVNE\u003c\/th\u003e\n\u003cth\u003eTopline\u003c\/th\u003e\n\u003cth\u003eSanitary Solutions\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eW31W\u003c\/td\u003e\n\u003ctd\u003eL31\u003c\/td\u003e\n\u003ctd\u003eB31W\u003c\/td\u003e\n\u003ctd\u003eE31WW\u003c\/td\u003e\n\u003ctd\u003eL31\u003c\/td\u003e\n\u003ctd\u003eSS31W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"PNW Sanitary","offers":[{"title":"Default Title","offer_id":43367389265983,"sku":"31W-1007-316","price":15.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/8304\/files\/PNW-31W-Single-750x-2025_c525029d-4e3e-4678-9d13-5703129c4b8b.jpg?v=1780957860"},{"product_id":"2-000-x-1-500-16ga-butt-weld-concentric-reducer-31w-polished-od-id-316l-stainless","title":"2.000\" x 1.500\" 16ga Butt-Weld Concentric Reducer - (31W) - Polished OD\/ID - 316L Stainless","description":"\u003ch5\u003eButt-Weld Concentric Reducer (31W) – 316L Stainless Steel\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003ePNW Sanitary Butt-Weld Concentric Reducers (31W)\u003c\/strong\u003e provide a hygienic, permanent connection for joining sanitary tubing of different diameters. The concentric design maintains a centered flow path for smooth, efficient product transfer while minimizing turbulence and entrapment.\u003c\/p\u003e\n\u003cp\u003eManufactured from \u003cstrong\u003e316L stainless steel\u003c\/strong\u003e and polished to a \u003cstrong\u003e32Ra sanitary finish\u003c\/strong\u003e, these reducers are \u003cstrong\u003e3-A Certified\u003c\/strong\u003e and offer \u003cstrong\u003eenhanced corrosion resistance\u003c\/strong\u003e, making them ideal for aggressive cleaning regimens, high-purity systems, and pharmaceutical applications. 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The concentric design maintains a centered flow path for smooth, efficient product transfer while minimizing turbulence and entrapment.\u003c\/p\u003e\n\u003cp\u003eManufactured from \u003cstrong\u003e316L stainless steel\u003c\/strong\u003e and polished to a \u003cstrong\u003e32Ra sanitary finish\u003c\/strong\u003e, these reducers are \u003cstrong\u003e3-A Certified\u003c\/strong\u003e and offer \u003cstrong\u003eenhanced corrosion resistance\u003c\/strong\u003e, making them ideal for aggressive cleaning regimens, high-purity systems, and pharmaceutical applications. 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