... ANSI, API, ASME, BS, JIS, DIN,GOST,etc. standards. 1. Capacity: Material we do: carbon steel, alloy steel and stainless ... EAF-LF-VD/ESR. Material Certificate according to EN10204-3.1 is requested from ingot supplier 4. Specifications of Forging: ... Block ≤3.5 / Ring ≤4.9 ≤4.0 Cylinder ≤1.5 ≤4.0 5. Certification: ISO9001: 2000, ABS,BV,PED ... p91/2205/304/316/321/s355j2g3/1008/1018/1045/1030 forging part