Raws li lub stainless hlau bar qib tus xa khoom, HT Cov Yeeb Nkab muaj cov khoom lag luam thiab cov kev pabcuam. Stainless hlau tsis yog ib qho khoom siv, tab sis ib lub npe rau ib tsev neeg ntawm corrosion-resistant hlau. Zoo li ntau txoj kev tshawb nrhiav kev tshawb nrhiav, lub hauv paus chiv keeb ntawm stainless hlau yog kev sib tsoo. Xyoo 1913, Sheffield, Askiv, Harry Brehley tau ua haujlwm ntawm kev txhim kho cov hlau tshiab rau rab phom phom rau rab phom phom. Nws pom tias qee qhov ntawm nws cov hnoos qeev tsis muaj xeb thiab yog qhov nyuaj rau etch. Cov alloys muaj kwv yees li ntawm 13% chromium. Thawj daim ntawv thov ntawm cov hlau no yog nyob rau hauv cutlery, rau uas sheffield tom qab nto moo. Concurrent ua hauj lwm hauv FRANCE coj mus rau kev txhim kho ntawm thawj tus hlau tsis siv.