Certificates

The welded straight seam steel pipes, galvanized pipes, square and rectangular tubes, and galvanized square and rectangular tubes we distribute are supplied by Tianjin Youfa Steel Pipe Group Co., Ltd. This company has been certified under the ISO 50001 management systems. Learn more about Youfa Group's ISO 9001, ISO 14001, and ISO 45001

The welded straight seam steel pipes, galvanized pipes, square and rectangular tubes, and galvanized square and rectangular tubes we distribute are supplied by Tianjin Youfa Steel Pipe Group Co., Ltd. This company has been certified under the ISO 45001 management systems. Learn more about Youfa Group's ISO 9001, ISO 14001, and ISO 50001

The welded straight seam steel pipes, galvanized pipes, square and rectangular tubes, and galvanized square and rectangular tubes we distribute are supplied by Tianjin Youfa Steel Pipe Group Co., Ltd. This company has been certified under the ISO 14001 management systems. Learn more about Youfa Group's ISO 9001, ISO 45001, and ISO 50001

The spiral seam submerged are welded steel pipes, galvanized pipes, plastic-steel compound pipe, and pipe fittings we distribute are supplied by Tianjin Youfa Pipeline Technology Co., Ltd. This company has been certified under the ISO 9001 Quality Management System.

The spiral seam submerged are welded steel pipes, galvanized pipes, plastic-steel compound pipe, and pipe fittings we distribute are supplied by Tianjin Youfa Pipeline Technology Co., Ltd. This company has been certified under the ISO 50001 Energy Management System. Learn more about Youfa Pipeline's ISO14001, ISO45001 and ISO9001.

The spiral seam submerged are welded steel pipes, galvanized pipes, plastic-steel compound pipe, and pipe fittings we distribute are supplied by Tianjin Youfa Pipeline Technology Co., Ltd. This company has been certified under the ISO 45001 Occupational Health and Safety Management System.

The spiral seam submerged are welded steel pipes, galvanized pipes, plastic-steel compound pipe, and pipe fittings we distribute are supplied by Tianjin Youfa Pipeline Technology Co., Ltd. This company has been certified under the ISO 14001 Environmental Management System.

Structural high-frequency welded pipes, hot-dip galvanized steel pipes and socket-type disc-buckle steel pipe support members we distribute are supplied by Tangshan Youfa New Building Equipment Co., Ltd. This company has been certified under the ISO 9001 Management System.

Structural high-frequency welded pipes, hot-dip galvanized steel pipes and socket-type disc-buckle steel pipe support members we distribute are supplied by Tangshan Youfa New Building Equipment Co., Ltd. This company has been certified under the ISO 50001 Management System. Learn more about Youfa New Building Equipment's ISO9001, ISO45001 and ISO14001.

Structural high-frequency welded pipes, hot-dip galvanized steel pipes and socket-type disc-buckle steel pipe support members we distribute are supplied by Tangshan Youfa New Building Equipment Co., Ltd. This company has been certified under the ISO 9001 Management System.

Structural high-frequency welded pipes, hot-dip galvanized steel pipes and socket-type disc-buckle steel pipe support members we distribute are supplied by Tangshan Youfa New Building Equipment Co., Ltd. This company has been certified under the ISO 14001 Management System.

Stainless steel pipes and stainless steel pipe fittings we distribute are supplied by Tianjin Youfa Stainless Steel Pipe Co., Ltd. This company has been certified under the ISO 9001 Management System which is signed by China Classification Society Certification Co., Ltd.

Stainless steel pipes and stainless steel pipe fittings we distribute are supplied by Tianjin Youfa Stainless Steel Pipe Co., Ltd. This company has been certified under the ISO 45001 Management System which is signed by China Classification Society Certification Co., Ltd.

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.