According to the properties, GB/T 3077 20SiMn2MoV is mainly used for components with long working time at low temperature, heavy load, big section work conditions.
GL Grade A shipbuilding steel plate is a kind of hot rolled general tensile strength steel. GL steels come 4 grades in ordinary-strength steel for shipbuilding and GL Grade A shipbuilding steel plate
is the lowest one of them. GL Grade A shipbuilding ste
ASTM A387 GRADE 2 is a kind of Chromium-Molybdenum alloy steel plate, intended for welded boiler and pressure vessels which designed for elevated temperature service，please contact us for more
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