Kuumbwa kweA335 P91 zvinyorwa zvine Carbon, Manganese, Firis, Silforus, Chromic, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, Nitrogen, NIMINIUM, NIOBINIM Kune marudzi maviri emapepa asina masevha uye mapaipi akamira. Seamless pombi inokweverwa kubva kune imwe chete yakasviba yezvinhu billet, nepo astm a335 gr p91 welded pombi inosungirirwa kubva pamitsetse kana pepa. Welding inogona kuve yeheri kana longitudinal kubva kune imwe mugumo kusvika kune imwe yekugadzira iyo tube. SIMBI RAKANAKA Simba renyepi iri 415mpa uye hushoma husimba simba ndeye 585pa.