钢柱

Traditional form:

鋼柱

Pinyin (reading):

gāngzhù

Definitions:

• iron pillar
• iron rod

Characters:

• 钢 - steel; hard, strong, tough
• 柱 - to lean on; pillar, post, support

Traditional characters:

• 鋼 - steel; hard, strong, tough
• 柱 - to lean on; pillar, post, support