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Zhangjiagang Huadian Import & Export Co., Ltd.
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A519 precision seamless steel tube
Automotive
We offer tubes for chassis, axle, shock absorber, struts, drive shafts, steering columns, and various assemblies and components. We also offer special cut lengths.
Mechanical
All of our seamless tubing meets the specifications of ASTM A519 and is custom-made to specific requirements. Customer specifications for mechanical properties, dimensional tolerance and other characteristics critical to specific applications will be met.
Specific applications include bushings, spacers, bearings and other mechanical parts in automobiles, trucks, aircraft and construction, agriculture and drilling equipments ,as well as hydraulic cylinders.
ASTM a519
Chemical composition
Grade | C | Si | Mn | P | S | Cr | Mo | Cu | Ni | V |
1010 | 0.08-0.13 | / | 0.30-0.60 | ≤0.040 | ≤0.050 | / | / | / | / | / |
1020 | 0.18-0.23 | / | 0.30-0.60 | ≤0.040 | ≤0.050 | / | / | / | / | / |
1025 | 0.22-0.28 | / | 0.30-0.60 | ≤0.040 | ≤0.050 | / | / | / | / | / |
1035 | 0.32-0.38 | / | 0.60-0.90 | ≤0.040 | ≤0.050 | / | / | / | / | / |
1045 | 0.43-0.50 | / | 0.60-0.90 | ≤0.040 | ≤0.050 | / | / | / | / | / |
Mechanical Properties
Grade |
| Yield Strength (Mpa) | Tensile Strength (Mpa) | Elongation (%) |
1010 | HR | ≥193 | ≥331 | 30 |
1020 | HR | ≥221 | ≥345 | 25 |
1025 | HR | ≥241 | ≥379 | 25 |
1035 | HR | ≥276 | ≥448 | 20 |
1045 | HR | ≥310 | ≥517 | 15 |
OD: 6-114mm
WT: 0.5-12mm
Length: random length, fixed length, SRL, DRL
Heat treatment: cold finished, quenched and tempered, normalized, annealed, stress-relieved
Delivery Condition: BK(+C), BKW(+LC), BKS(+SR), GBK(+A),NBK(+N)
Packing:
1. internal wrapped with plastic foil, external wrapped with woven bag
2. export fumigation-free seaworthy wooden cases
3. iron stand
Test: Chemical Component Analysis, Mechanical Properties(tensile strength, yield strength, elongation),Technical Properties (Flattening Test, Flaring Test, Bending Test, Hardness Test, Blow Test, Impact Test etc), Exterior Size Inspection
Mill Test Certificate: EN 10204/3.1b
Pictures of production equipments and products
Standards | Description |
ASTM A179/SA179 | Seamless Cold-Drawn Low-Carbon Steel tubes for Heat-Exchanger and Condenser |
ASTM A519 | Seamless Carbon and Alloy Steel Mechanical Tubing |
ASTM SA-333 | Seamless and Welded Steel Pipe for Low-Temperature Service |
ASTM A/SA106 | Seamless Carbon Steel Pipes for High - Temperature Service |
DIN 17175 | Seamless Tubes of Heat resistant Steels |
DIN 2391 | Seamless Precision Steel Tubes |
DIN EN10305-1 | Seamless Steel Tubes for precision applications |
ASTM A213 | Boilers, Super heater and Heat Exchanger Seamless Ferrite and Austenitic Ally Steel Tubes |
ASTM A192 | Seamless Carbon Steel Boiler Tubes for High-Pressure Service |
This is Candy Chu from Zhangjiagang Huadian Im&Ex. Co.,Ltd. Thanks for your interesting in our products.
For further cooperation,pls. feel free to contact us.
Company Information
Parent Company | Jiangsu Dehai Group |
Enterprise Culture | Perseverance ; Concentration; Keep improving |
Subsidiary Companies | Zhangjiagang Huadian Im&Ex Co., Ltd |
| Zhangjiagang Huagang Industrial Co., Ltd (factory) |
| Zhangjiagang Huadian Power Equipment Co., Ltd (factory) |
Jiangsu Dehai Group(Parent Company) | |
| Zhangjiagang Huadian Im &Ex Co., Ltd |
Enterprise Purpose | Providing you with the best solutions of high –quality precision seamless steel pipe |
Target Market | Southeast Asia; Mid East ;South America; Eastern Asia, etc |
| ISO9001:2000; TS16949 |
Main Produce Standard | GB; ASTM ; DIN; |
Address | Zhangjiagang(not far from Shanghai, Suzhou; Wuxi) |