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 provide good power in high-quality and progress,merchandising,revenue and internet marketing and operation for Pipe Pile, Gi Pipes 100mm, Erw Lsaw Ssaw Spiral Steel Pipe, Accurate process devices, Advanced Injection Molding Equipment, Equipment assembly line, labs and software advancement are our distinguishing feature.
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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To consistently enhance the management method by virtue of the rule of "sincerely, fantastic religion and top quality are the base of business development", we extensively absorb the essence of associated goods internationally, and constantly acquire new merchandise to satisfy the needs of shoppers 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: Bahrain, Hungary, Argentina, "Create Values,Serving Customer!" is the aim we pursue. We sincerely hope that all customers will establish long term and mutually beneficial cooperation with us.If you wish to get more details about our company, You should contact with us now!
  • The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme", we have always maintained business cooperation. Work with you,we feel easy!
    5 Stars By Edward from Portugal - 2016.08.18 18:38
    The sales person is professional and responsible, warm and polite, we had a pleasant conversation and no language barriers on communication.
    5 Stars By Gustave from Morocco - 2015.09.08 17:09