... sell/offer:DIN17165 :17 Mn 4, steel for boilers and pressure vessels 2.other grades: DIN 17135 : DIN17165 : HI , HII, 17 ... Mn 4, 19 Mn 3.Application: Application of Pressure vessel &Boiler steel plate: widely used in petroleum, chemical, power ... Product Adopting standards: JIS, ASTM, DIN. ISO, GB, U.K, non-standard 7. Services: Pretreatment (abrasive blast, derusting, lacquering, Painting, Sand ...