MIL-S-22698钢板抗冲击性、韧性和耐用性《高高》。是一种专为海洋船舶建造而设计的军用级钢材，用于舰艇的船体和甲板、包层、外壳、设备平台、舱壁、舱口盖等。MIL-S-22698 steel plate for impact resistance, toughness and durability "High". It is a military-grade steel designed for marine vessel construction and is used for hulls and decks, cladding, skins, equipment platforms, bulkheads, hatch covers, etc. of ships.

921A、907A

HSLA-100、HY-80