Factory made hot-sale Good Quality Black Annealing Pipe - Quots for From Tianjin Port Q235b Hot Rolled 180*180*4.75*6000 Gb Frequency Welding Solar Power Bracket Square Tube Support 157 Kg – Youfa

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Every single member from our higher effectiveness product sales staff values customers' requires and organization communication for Erw Standard Carbon Steel Pipe, Galvanized Square Steel Tube, Steel Column, We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
Factory made hot-sale Good Quality Black Annealing Pipe - Quots for From Tianjin Port Q235b Hot Rolled 180*180*4.75*6000 Gb Frequency Welding Solar Power Bracket Square Tube Support 157 Kg – Youfa Detail:

Our well-equipped facilities and great excellent command throughout all stages of generation enables us to guarantee total customer fulfillment for Quots for From Tianjin Port Q235b Hot Rolled 180*180*4.75*6000 Gb Frequency Welding Solar Power Bracket Square Tube Support 157 Kg, We often keep on with the principle of "Integrity, Efficiency, Innovation and Win-Win business". Welcome to go to our website and never hesitate to communicate with us. Are you all set? ? ? Let us go!!!
Our well-equipped facilities and great excellent command throughout all stages of generation enables us to guarantee total customer fulfillment for Square Tube 60mm, Square Tube 75 75mm, steel tube square, we rely on own advantages to build a mutual-benefit commerce mechanism with our cooperative partners. As a result, now we have gained a global sales network reaching the Middle East, Turkey, Malaysia and Vietnamese.

Product Fire Sprinkler Steel Pipe
Material Carbon Steel
Grade Q195 = S195 / A53 Grade A
Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST42.2
Q345 = S355JR / A500 Grade B Grade C
Standard GB/T3091, GB/T13793

API 5L, ASTM A53, A500, A36, ASTM A795

Specifications ASTM A795 sch10 sch30 sch40
Surface Painted Black or Red
Ends Plain ends
Grooved ends




Strict Quality Control:
1) During and after production, 4 QC staffs with more than 5 years experience inspect products in random.
2) National accredited laboratory with CNAS certificates
3) Acceptable inspection from third party appointed/paid by buyer, such as SGS, BV.
4) Approved by Malaysia, Indonesia, Singapore, Philippines, Australia, Peru and UK. We own UL /FM, ISO9001/18001, FPC certificates.


learn more about certificates

quality control

Packing and Delivery:
Packing Details : in hexagonal seaworthy bundles packed by steel strips, With two nylon slings for each bundles.
Delivery Details : Depending on the QTY, normally one month.


Product detail pictures:

Factory made hot-sale Good Quality Black Annealing Pipe - Quots for From Tianjin Port Q235b Hot Rolled 180*180*4.75*6000 Gb Frequency Welding Solar Power Bracket Square Tube Support 157 Kg – Youfa detail pictures


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Our company promises all users of the first-class products and the most satisfying post-sale service. We warmly welcome our regular and new customers to join us for Factory made hot-sale Good Quality Black Annealing Pipe - Quots for From Tianjin Port Q235b Hot Rolled 180*180*4.75*6000 Gb Frequency Welding Solar Power Bracket Square Tube Support 157 Kg – Youfa, The product will supply to all over the world, such as: Russia, Guyana, Amsterdam, We are trying our best to make more customers happy and satisfied. we sincerely hope to establish a good long-term business relationship with your esteemed company thought this opportunity,based on equal, mutual beneficial and win win business from now till the future.
  • In China, we have purchased many times, this time is the most successful and most satisfactory, a sincere and realiable Chinese manufacturer!
    5 Stars By Geraldine from Rome - 2015.02.21 12:14
    The customer service staff's attitude is very sincere and the reply is timely and very detailed, this is very helpful for our deal,thank you.
    5 Stars By Doreen from Tunisia - 2016.01.11 17:15