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人们可能想像不到,现代的钢管制造工艺起源于枪管的制造。随着中国火药传入欧洲,枪炮被发明出来。之后的战争对于武器的需求量与日俱增,对枪炮管的需求也就越来越大。最早的枪管是由工匠用搭接焊方法手工制造,效率很低。在法国大革命后期,随着拿破仑·波拿巴时代的来临,欧洲被?
People may not imagine, modern steel pipe manufacturing process originated in the manufacture of the barrel. With the spread of Chinese gunpowder in Europe, guns were invented. After the war for the increasing demand for weapons, the demand for guns is also growing. The earliest barrel was handmade by artisans using lap welding, inefficient. In the late French Revolution, with the advent of the Napoleonic Bonaparte era, Europe was?