Please provide the Chinese content that needs to be translated into American English.The company has been operating seamless steel tubes produced by major steel mills across the country. The products mainly include structural pipes.GB8162Fluid TubeGB8163,Low and medium pressure boiler tubesGB3087High-pressure boiler tubeGB5310Materials include20#，45#, 16Mn，42CrMo, ，27SiMn， 12Cr1MoVGAlloy tubes. Models include outer diameter.6-530mmNo Chinese content provided.1-100mmOur company also has a large, high-speed sawing machine.，Circular Saw Machine，Cutting Machine20Welcome to our company! Please feel free to contact us for consultations and guidance. Contact phone:13563568718 15763500058  （WeChat Sync）