Our black pipe is generally manufactured cold formed. As per your specific requirements, we are able to provide hot finished one through distressing, strictly following the standard of EN10210. With reference to the treatment for certain large welding seam, we tend to adopt the normalizing processing method for distressing to improve the whole effectiveness of pipes for the actual purposes. You can directly inform us of your various needs, and we will try to follow your requirements for a variety of pipe processing treatments.

you may encounter this kind of situation that you are in question about product quality before placing a large order. We , of course, can understand the way you are anxious about. In order to wipe off your doubts before concluding an order between us, we can send you a sample freely in advance lest the final products make you disappointed. We can ensure the sample is in accordance with the primary product including the thickness of zinc layer, pipe thickness, as well as other details about steel pipes. Briefly speaking, you can put assurance on our samples. There will be no accidental matters about product quality.

Contact us: enquiry@fwssteel.com

Tel/Whatsapp: +8613388081802