Hot Selling for Hollow Section Black Annealing Steel Tube - Galvanized Square and Rectangular Steel Pipe with Holes – Youfa

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"Quality 1st, Honesty as base, Sincere company and mutual profit" is our idea, in an effort to create consistently and pursue the excellence for Round Gi Pipe, Hollow Section Rectangular Pipe, En39 Scaffolding Steel Pipe, As we are moving forward, we keep an eye on our ever-expanding product range and make improvement to our services.
Hot Selling for Hollow Section Black Annealing Steel Tube - Galvanized Square and Rectangular Steel Pipe with Holes – Youfa Detail:

Product Galvanized Square and Rectangular Steel Pipe with Holes
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 DIN 2440, ISO 65, EN10219

GB/T 6728

JIS 3444 /3466

ASTM A53, A500, A36

Surface Zinc coating 200-500g/m2 (30-70um)
Ends Plain ends
Specification OD: 20*20-500*500mm ; 20*40-300*500mm
Thickness: 1.0-30.0mm
Length: 2-12m

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.

12 hot galvanized square and rectangular steel pipe production lines 
Factories:
Tianjin Youfa Dezhong Steel Pipe Co.,Ltd;
Handan Youfa Steel Pipe Co.,Ltd;
Shanxi Youfa Steel Pipe Co., Ltd


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Hot Selling for Hollow Section Black Annealing Steel Tube - Galvanized Square and Rectangular Steel Pipe with Holes – Youfa detail pictures


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We normally think and practice corresponding on the change of circumstance, and grow up. We aim at the achievement of a richer mind and body and also the living for Hot Selling for Hollow Section Black Annealing Steel Tube - Galvanized Square and Rectangular Steel Pipe with Holes – Youfa, The product will supply to all over the world, such as: Hongkong, South Africa, Austria, Our company now has many department, and there have more than 20 employees in our company. We set up sales shop, show room, and product warehouse. In the meantime, we registered our own brand. We have tightened inspection for quality of product.
  • The factory workers have rich industry knowledge and operational experience, we learned a lot in working with them,we are extremely grateful that we can encount a good company has excellent wokers.
    5 Stars By Martina from San Francisco - 2015.10.31 10:02
    Customer service staff and sales man are very patience and they all good at English, product's arrival is also very timely, a good supplier.
    5 Stars By Eric from Chile - 2015.02.08 16:45