Certificates

ISO 5001 YOUFA PIPELINE

ISO 9001 YOUFA PIPELINE

ISO 14001 YOUFA PIPELINE

ISO 45001 YOUFA PIPELINE

Welded Carbon Steel Pipe:  Surface coated

Manufacturer of Line Pipe Plain End at PSL 1 -Type of Pipe.HFW / Delivery Condition: M / Max. Grade: X70 and / Delivery Condition: N / Max Grade: X70; Manufacturerof Line Pipe Plain End at PSL 2 -Type of Pipe: HFW / Delivery Condition: M / Max Grade: X70 and / DelivenCondition: N / Max. Grade: X60: Manufacturer of Line Pipe Plain End at PSL 2- Service Annex H,Manufacturer of Line Pipe Plain End at PSL 2 - Service Annex J - Type of Pipe: HFW / Delivery Condition: MMax. Grade: X70 and / Delivery Condition: N/ Max Grade: X52

Welding Pressure Pipes (High-frequency welded pipe)A:B;X42;X46:X52(API 5L Steel Grade of PSL1, PSL2)(60.3-610.0)x(2.5~17.0)

The scope of this license includes the following: Manufacturer of Electric-Welded Casing or Tubing (Plain End)H40, PSL 1, J55, PSL 1, K55, PSL 1

This certificate confirms that representative samples of: Steel Sprinkler Pipe Certified for Canada UL Fire Pipe Certification is issued by Underwriters Laboratories (UL) , to ensure the safety and reliability of YOUFA brand fire pipeline products, which are complied with strict ASTMA795 and ASTMA53 standards. USL, CNL – Steel Sprinkler PipeSchedule 10 steel sprinkler pipe in the 3/4 ,1, 1-1/4, 1-1/2, 2, 2-1/2, 3, 4,5, 6, 8 and 10 inch sizes.Schedule 40 steel sprinkler pipe in the 1/2, 3/4 ,1, 1-1/4, 1-1/2, 2, 2-1/2,3, 4, 5, 6, 8, 10 and 12 in sizes.ENGINEERING CONSIDERATIONS:USL - Indicates investigation in accordance with the US Certificationrequirements.CNL - Indicates investigation in accordance with the Canadian Certificationrequirements.UL certification ensure YOUFA brand product quality and performance and reducing the risk of pipeline failure in the event of a fire. Enhance customer trust in YOUFA brand steel pipes and improve brand image.

Api 5l Certificate For Spiral Steel Pipe

BSI-CERTIFICATE

SNI (Stand Nasional Indonesia) certificate SNI is a mandatory national product certification in Indonesia, led by the Indonesian National Standards Agency (BSN), aimed at ensuring product quality, safety, and environmental compliance with Indonesian national standards. SNI Application requirements Indonesian legal representative: Local importer or agent must be designated;Trademark registration: Trademark registration must be completed in Indonesia;Factory qualification: ISO 9001 or equivalent quality management system certification is required.

FM for pipe fittings

ul for pipe fittings

Entering the EU market requires CE certification Round welded carbon steel pipes standard：EN 10219:2006 EN 10219-1: 2006 Cold formed welded structural hollow sections of non-alloy and fine grain steels, Part 1 - Technical Delivery Conditions

Welded pipe:DN15~300mm, Thickness:1.5~8.0, Design pressure:0~5Mpa, Material:Q195,Q235B,Q355B;Cold formed hollow steel square tube:F30~F400, J20*40~200*4, Thickness:1.5~15.75mm,Material:Q195,Q235B,Q355B

FPC BC1:2012 Square and Rectangular Steel Pipe

UL Fire Pipe Certification is issued by Underwriters Laboratories (UL) , to ensure the safety and reliability of YOUFA brand fire pipeline products, which are complied with strict ASTMA795 and ASTMA53 standards. USL, CNL – Steel Sprinkler PipeSchedule 10 steel sprinkler pipe in the 3/4 ,1, 1-1/4, 1-1/2, 2, 2-1/2, 3, 4, 5, 6, 8 and 10 inch sizes. Schedule 40 steel sprinkler pipe in the 1/2, 3/4 ,1, 1-1/4, 1-1/2, 2, 2-1/2, 3, 4, 5, 6, 8, 10 and 12 in sizes. ENGINEERING CONSIDERATIONS: USL - Indicates investigation in accordance with the US Certification requirements. CNL - Indicates investigation in accordance with the Canadian Certification requirements.UL certification ensure YOUFA brand product quality and performance and reducing the risk of pipeline failure in the event of a fire. Enhance customer trust in YOUFA brand steel pipes and improve brand image.