Home About Us

Shenzhen Dallast Technology Co., Ltd. Quality Control

Good quality Single Acting Hydraulic Ram for sales
Good quality Single Acting Hydraulic Ram for sales
Customer Reviews
Service very good, Delivery speed very fast,Product quality very perfect

—— Pony Ma

Using DALLAST hydraulic cylinder several years, customer response quality very good, in our product warranty period has never been a question.

—— Jack Lu

DALLAST strict QC production process, Very much recognize their product quality and product services.

—— Terry

I'm Online Chat Now
QC Profile

1 External Inspection : Purchased Item Inspection , Outsourcing Item Inspection .
2 Process Inspection : First Inspection, Random Inspection , Handover Inspection .
3 Final Quality Inspection : External Dimensions Inspection , 100% Hydraulic Test .
4 Type Inspection



Piston rod
a : hard chrome plating
b : thickness of 0.03-0.05mm;
c : in-house salt spray test
Cylinder tube
a : standard material-#45, SAE1045, CK45
b : surface roughness: Ra0.4-0.08micron
other parts
Seals NOK, Hallite , Parker etc .
Welding mannual & machine welding

Every piece of hydraulic cylinder are tested and will send out only after they are pasted the each test .
Our company has abundant technical force and perfect testing means . By making wide technical and business cooperation with many related enterprises , universities, colleges and institutes both at home and abroad , and employing senior engineers and software engineers , we have greatly strengthened and improved our designing , processing, and testing abilities .

  • Standard:ISO 9001 : 2000


    Issue Date:2016-10-22

    Expiry Date:2019-10-22

    Scope/Range:design and manufacture of hydraulic cylinder including TG series , HG series , ZG HSG series

    Issued By:SGS

  • Standard:RoHs


    Issue Date:2017-11-15

    Expiry Date:2019-10-15

    Scope/Range:Hydraulic cylinder TG series

    Issued By:anbotek compliance laboratory limited

  • Standard:CE


    Issue Date:2016-05-22

    Expiry Date:2019-05-22

    Scope/Range:design / development / production / all kinds of hydraulic cylinder

    Issued By:BST

  • Standard:Utility model patent certificate

    Scope/Range:design / development / production / all kinds of hydraulic cylinder

    Issued By:Intellectual Property Office of the People's Republic of China

Contact Details
Shenzhen Dallast Technology Co., Ltd.

Contact Person: Mr. Aasin

Tel: 86-755-32948188

Fax: 86-755-32948288

Send your inquiry directly to us (0 / 3000)