... API, ASME, BS, JIS, DIN,GOST,etc. standards. 1. Capacity: Material we do: carbon steel, alloy steel and ... offer the third party inspection, like ABS, SBS,BV,GL, CCS,etc. UT test: 100% ultrasonic test according ... LF-VD/ESR. Material Certificate according to EN10204-3.1 is requested from ingot supplier 4. Specifications of ... ≤3.5 / Ring ≤4.9 ≤4.0 Cylinder ≤1.5 ≤4.0 5. Certification: ISO9001: 2000, ABS,BV ...