Sign In | Join Free | My lightneasy.org
lightneasy.org
Wenzhou Zheheng Steel Industry Co.,Ltd
To provide safe and reliable high quality stainless steel ,nickel alloy pipes and fittings
Home >

Wenzhou Zheheng Steel Industry Co.,Ltd Quality Info

Quality Control

In order to meet the customer's requirements, the inspector carries out the final inspection and testing of the finished pipe according to the product standards executed by the customer's order.



According to the requirements of the standard, the chemical composition of the blank to the finished product is analyzed, the material is strictly controlled, the mechanical properties and chemical composition of the finished product are tested item by item, and the eddy current and ultrasonic non-destructive testing are performed to ensure the product quality.

The inspector checks the inner and outer surfaces of the finished product, the end shape, the bending degree, the length of the fixed length, the outer diameter and the wall thickness according to the technical conditions and requirements of the product standard. After the product has passed the inspection, the product quality manual will be issued to ensure that the customer can use the satisfactory and reliable products.

Certifications

Wenzhou Zheheng Steel Industry Co.,Ltd Certifications
Standard: AD2000-1
Number: 256333
Issue Date: 2015-05-28
Expiry Date: 2018-09-28
Scope/Range: seamless stainless steel pipes
Issued By: LIOYD S
Wenzhou Zheheng Steel Industry Co.,Ltd Certifications
Standard: PED
Number: QAC6024562/A
Issue Date: 2015-05-28
Expiry Date: 2018-05-27
Scope/Range: seamless stainless steel pipes and tubes
Issued By: Lioyd s
Wenzhou Zheheng Steel Industry Co.,Ltd Certifications
Standard: PED
Number: QAC6024562/A
Issue Date: 2015-05-28
Expiry Date: 2018-05-27
Scope/Range: seamless stainless steel pipes and tubes
Issued By: Lioyds
Wenzhou Zheheng Steel Industry Co.,Ltd Certifications
Standard: TS
Number: TS2710T63-2020
Issue Date: 2016-05-27
Expiry Date: 2020-05-26
Scope/Range: Seamless stainless steel pipes
Issued By: china national quality surveliance
Wenzhou Zheheng Steel Industry Co.,Ltd Certifications
Standard: AD2000-2
Number: 256333
Expiry Date: 2018-09-28
Scope/Range: seamless stainless steel pipes and tubes
Issued By: TUV
Wenzhou Zheheng Steel Industry Co.,Ltd Certifications
Standard: DNV
Number: AMMM000010D
Issue Date: 2016-11-28
Expiry Date: 2019-10-27
Scope/Range: Austenitic stainless steel pipe
Issued By: DNV.GL
Wenzhou Zheheng Steel Industry Co.,Ltd Certifications
Standard: PED --FITTINGS
Number: DGR-0036-QS-W801/2017/MUC
Issue Date: 2017-06-09
Expiry Date: 2020-06-08
Scope/Range: stainless steel pipe fittings
Issued By: TUV-INDUSTRY SERVICE
Wenzhou Zheheng Steel Industry Co.,Ltd Certifications
Standard: PED --FITTINGS
Number: DGR-0036-QS-W801/2017/MUC
Issue Date: 2017-06-09
Expiry Date: 2020-06-08
Scope/Range: stainless steel pipe fittings
Issued By: TUV-INDUSTRY SERVICE
Wenzhou Zheheng Steel Industry Co.,Ltd Certifications
Standard: PED
Number: DGR-0036-QS-W856/2018/MUC
Issue Date: 2018-10-11
Expiry Date: 2019-10-10
Scope/Range: seamless stainless steel pipes
Issued By: TUV
Wenzhou Zheheng Steel Industry Co.,Ltd Certifications
Standard: PED
Number: DGR-0036-QS-W856/2018/MUC
Issue Date: 2018-10-11
Expiry Date: 2021-10-10
Scope/Range: seamless stainless steel pipes
Issued By: TUV

Company Profile

Wenzhou Zheheng Steel Industry Co.,Ltd

Contact Person: MrBAIN SHEN

Send your message to this supplier
 
From:
To: Wenzhou Zheheng Steel Industry Co.,Ltd
Subject:
Message:
Characters Remaining: (0/3000)