SAE 4145 Seamless Mechanical Tubing

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PRODUCTS DETAILS

Product Description

PART I: PRODUCT INTRODUCTION
1. Description: 
Mechanical tubing is a kind of steel tube widely used automotive industry, engineering area, as well as machinery parts. Typical specification of mechanical tubing is ASTM A519, covering carbon steel gardes and alloy steel grades. 
2. Commodity: SAE 4145 seamless mechanical tubing
3. Standard specification: ASTM A519, BS6323-4, customized specification.
4. Available steel grade: Various carbon steel and alloy steel grades including but not limited to the following:
ASTM A519:SAE1010,SAE1020,SAE1026,SAE1045,SAE1518,SAE1524,SAE1541, SAE4130,SAE4140,SAE4145,SAE4340,SAE8620
BS 6323-4:CFS3,CFS4,CFS5,CFS7,CFS8,CFS9,CFS10,CFS11
EN/DIN:ST35,ST45,ST52,E195,E235,E355,C35E,C45E,25CrMo4,34CrMo4,42CrMo4,
5. Size range:
OD:upto 356mm
ID:upto 300mm
W.T:not limited
6. Manufacture method: Cold rolled, Cold drawn, Hydraulic cold drawn
7. Delivery Condition:
BKBKWBKSGBKNBKQ+T
+C+LC+SR+A+N
Cold rolledCold drawnStress relievedAnnealedNormalizedQuenched+Tempered
8. End finish: plain ends with square cuts,bevelled ends.
9. Standard export packing: in bundles tied with steel strips. Internal and external oil coating. External packing by PVC bags and knit bags.
10. Customized packing or marking are available upon request.

MECHANICAL TUBING WITH THICK WALL: 
SAE 4145 Seamless Mechanical Tubing

MECHANICAL TUBING WITH GRADE 4140 Q+T:
SAE 4145 Seamless Mechanical Tubing

MECHANICAL TUBING WITHOUT HEAT TREATING:
SAE 4145 Seamless Mechanical Tubing

PART II: FREQUENTLY ASKED QUESTIONS
1. MOQ: 
3-5 tons/size for carbon steel grades, 10-20 tons/size for alloy steel gardes.
2. Delivery Time: 20-30 days for carbon steel mechanical tubings, 30-50 days for alloy steel mechanical tubings.
3. Warranty&Guarantee: Warranty&guarantee period is 6 months since we deliver the tubes, and we are not responsible for quality problem caused by wrong unloading or storage after shipment. We welcome customer's inspection before shipment. 
4. Payment Method: We accept payment method like T/T, L/C, or D/P, but it depends on our investigation about customers. We have a solution to evaluate the credit of customers from all over the world, and time and amount of D/P we can release is determined by the evaluation. 
5. Quality Control: We purchase raw material from stable suppliers who are leading steel mills, and we inspect the raw material as per the specifications. During our production procedure, there is inspection and quality control in every stage.

PART III: COMPANY INTRODUCTION
We are a manufacturer of cold drawn, cold rolled, and hydraulic cold drawn steel tubes with OD upto 356mm since 2002. Covering an area of about 32000M2, we have 12 standard workshops with  2 hydraulic cold drawing benches, 4 chain cold drawing benches, and 2 ERW mills. Our facilities covers all the production procedures from pickling, cold drawing,heat treating,saw cutting, straightening,inspection,packing to further machining &turning, cold drawing die fabrication, and equipment repairation&maintenance.

FACTORY APPEARANCE:
SAE 4145 Seamless Mechanical Tubing

RAW MATERIAL STOCK:
SAE 4145 Seamless Mechanical Tubing

COLD DRAWING DIE WAREHOUSE:
SAE 4145 Seamless Mechanical Tubing

HYDRAULIC COLD DRAWING:
SAE 4145 Seamless Mechanical Tubing

HEAT TREATING FURNACE:
SAE 4145 Seamless Mechanical Tubing

MULTI-ROLLER STRAIGHTENING:
SAE 4145 Seamless Mechanical Tubing

STRAIGHTENING BY PRESS:
SAE 4145 Seamless Mechanical Tubing

SAW CUTTING:
SAE 4145 Seamless Mechanical Tubing








 

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