The standard delivery length for rectangular tubes is4000mm-12000mmPlease provide the Chinese content to be translated.6000mmAnd12000mmMost. Square pipes allow for delivery of not less than2000mmOur short-length and non-standard products can also be delivered in the form of joint pipes, but the buyer is required to remove the joint pipes upon use. The weight of the short-length and non-standard products does not exceed the total delivery quantity.5%For theoretical weights exceeding20kg/mThe rectangular tubes should not exceed the total delivery quantity.10%。