High Quality for 20mm*40mm Pre-galvanized Square Tube - Cheapest Factory Steel Building Material Best Company Astm A135 A795 Erw Galvanized Steel Pipe Youfa Steel Pipe the biggest manufacturer for carbon steel pipe – Youfa

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We also offer you product sourcing and flight consolidation expert services. We've our personal manufacturing unit and sourcing business. We can offer you virtually every variety of merchandise associated to our item range for Steel Square Pipe, 100*200mm Galvanized Rectangular Tube, Low Carbon Welded Pre-Galvanized Steel Pipe, We believe you will be satisfied with our reasonable price, high quality products and fast delivery. We sincerely hope you can give us an opportunity to serve you and be your best partner!
High Quality for 20mm*40mm Pre-galvanized Square Tube - Cheapest Factory Steel Building Material Best Company Astm A135 A795 Erw Galvanized Steel Pipe Youfa Steel Pipe the biggest manufacturer for carbon steel pipe – Youfa Detail:

Bear "Customer initial, High-quality first" in mind, we perform closely with our clients and provide them with efficient and specialist expert services for Cheapest Factory Steel Building Material Best Company Astm A135 A795 Erw Galvanized Steel Pipe Youfa Steel Pipe the biggest manufacturer for carbon steel pipe, We are sincerely looking forward to cooperate with customers all over the world. We believe we can satisfy you. We also warmly welcome customers to visit our company and purchase our products.
Bear "Customer initial, High-quality first" in mind, we perform closely with our clients and provide them with efficient and specialist expert services for Galvanized Steel Pipe Size, Square Steel Pipe, steel pipe astm a120, steel pipe manufacturer, youfa steel pipe, Our products have national accreditation requirements for qualified, high quality merchandise, affordable value, was welcomed by people today all over the world. Our goods will continue to enhance within the order and look forward to cooperation with you, Must any of these merchandise be of curiosity to you, please letus know. We are going to be content to provide you a quotation up on receipt of your detailed needs.

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/T13793API 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:

High Quality for 20mm*40mm Pre-galvanized Square Tube - Cheapest Factory Steel Building Material Best Company Astm A135 A795 Erw Galvanized Steel Pipe Youfa Steel Pipe the biggest manufacturer for carbon steel pipe – Youfa detail pictures


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While using the "Client-Oriented" organization philosophy, a rigorous top quality command process, highly developed production devices and a potent R&D workforce, we normally provide high quality products, outstanding solutions and aggressive charges for High Quality for 20mm*40mm Pre-galvanized Square Tube - Cheapest Factory Steel Building Material Best Company Astm A135 A795 Erw Galvanized Steel Pipe Youfa Steel Pipe the biggest manufacturer for carbon steel pipe – Youfa, The product will supply to all over the world, such as: Netherlands, Hanover, Ghana, Each year, many of our customers would visit our company and achieve great business advancements working with us. We sincerely welcome you to visit us at any time and together we will prevail to a greater success in the hair industry.
  • We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.
    5 Stars By Margaret from Qatar - 2016.01.11 17:15
    As a veteran of this industry, we can say that the company can be a leader in the industry, select them is right.
    5 Stars By Daisy from Borussia Dortmund - 2015.09.23 17:37