1. Steel forging spare parts 2. drawing needed for quotation 3. Material: Carbon/alloy steel 1. Carbon/alloy steel forgings.2. High quality and low price.3. Manufacturing enterprises.4. Classification Society: DNV, BV, ABS, CCS.5. Meet the international standard, such as AISI, ASTM, DIN, EN, BS, JIS. Steel forging shaft of vessel spare parts