The Advantages of JIANGTU Excavator Attachments-“Steel”

Jiangtu is the leading manufacturer of excavator attachments in China. In particular, it produces excavator quick coupler with a wide variety, good quality, and a strong reputation. Many users have used them for 9 years, and some of them even last longer than the life of the excavator. Customers who bought the Jiangtu quick coupler lamented that although it was a little more expensive when they bought it, it was really easy to use, lasted a long time, and generally had no problems.

How does Jiangtu make such good attachments? Let’s first analyze the raw material – “steel”!
Steel, as an indispensable material in attachment manufacturing, directly affects the service life of the attachment.
However, the quality of steel products on the market varies, and prices range from high to low. Jiangtu remains unwavering in its original aspiration and continues to use high-quality steel; even if it is urgent to reduce costs and increase efficiency, Jiangtu has never made a fuss about raw materials and continues to provide high-quality steel to new and old customers, winning wide recognition from customers.

Jiangtu steel products all comply with the following national standards:
GB/T 20066 Methods for sampling and preparation of samples for determination of chemical composition of steel and iron
GB/T222 Sample sampling method for chemical analysis of steel and allowable deviations of chemical molecules in finished products
GB/T223 Chemical analysis methods for steel and alloys
GB/T226 Acid etching inspection method for low magnification structure and defects of steel
GB/T 1979 Low-magnification structural defect assessment chart of structural steel
GB/T 13299 Microstructure evaluation method of steel
GB/T 10561 Standard rating chart microscopic examination method for determination of non-metallic inclusion content in steel
GB/T 6394-200 Method for determination of average metal particle size
GB/T231.1 Brinell hardness test of metallic materials Part 1: Test methods
GB/T 6402 Ultrasonic testing method for steel forgings
GB/T 908 Dimensions, shapes, weights and allowable deviations of forged steel rods
GB/T2101 General provisions for acceptance, packaging, marking and quality certificates of section steel
GB/T3077 alloy structural steel
Note: Non-metallic inclusions

macrostructure

ultrasonic flaw detection
 GB/T 6402-2008 
Ultrasonic flaw detection is performed in accordance with GB/T 6402-2008

standards and meets the requirements of quality level 4
Grain size: Inspected according to GB/T6394-2002 standard, the austenite grain size is >6.
Q355B, below T50, stick to Angang.

Q355B, T50 and above, insist on using Wuyang normalizing plate.

NM400，NM450, NM500 series insist on using XAR/BRINAR/Hardox

Customers often ask: Why are Jiangtu’s quick couplers more expensive than others on the market? Why is it expensive?

Jiangtu Procurement’s answer is: a good horse needs a good saddle, and a good boat needs a good sail. Only by doing a good job in raw materials and quality control can we have the high cost performance that customers expect!

 For specific prices, please contact us WhatsApp/WeChat +86-15653818637.